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  1. <!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="API documentation for the Rust `FloatCore` trait in crate `num_traits`."><meta name="keywords" content="rust, rustlang, rust-lang, FloatCore"><title>num_traits::float::FloatCore - Rust</title><link rel="stylesheet" type="text/css" href="../../normalize.css"><link rel="stylesheet" type="text/css" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../dark.css"><link rel="stylesheet" type="text/css" href="../../light.css" id="themeStyle"><script src="../../storage.js"></script></head><body class="rustdoc trait"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">&#9776;</div><p class='location'>Trait FloatCore</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#required-methods">Required Methods</a><div class="sidebar-links"><a href="#tymethod.infinity">infinity</a><a href="#tymethod.neg_infinity">neg_infinity</a><a href="#tymethod.nan">nan</a><a href="#tymethod.neg_zero">neg_zero</a><a href="#tymethod.min_value">min_value</a><a href="#tymethod.min_positive_value">min_positive_value</a><a href="#tymethod.epsilon">epsilon</a><a href="#tymethod.max_value">max_value</a><a href="#tymethod.classify">classify</a><a href="#tymethod.to_degrees">to_degrees</a><a href="#tymethod.to_radians">to_radians</a><a href="#tymethod.integer_decode">integer_decode</a></div><a class="sidebar-title" href="#provided-methods">Provided Methods</a><div class="sidebar-links"><a href="#method.is_nan">is_nan</a><a href="#method.is_infinite">is_infinite</a><a href="#method.is_finite">is_finite</a><a href="#method.is_normal">is_normal</a><a href="#method.floor">floor</a><a href="#method.ceil">ceil</a><a href="#method.round">round</a><a href="#method.trunc">trunc</a><a href="#method.fract">fract</a><a href="#method.abs">abs</a><a href="#method.signum">signum</a><a href="#method.is_sign_positive">is_sign_positive</a><a href="#method.is_sign_negative">is_sign_negative</a><a href="#method.min">min</a><a href="#method.max">max</a><a href="#method.recip">recip</a><a href="#method.powi">powi</a></div><a class="sidebar-title" href="#foreign-impls">Implementations on Foreign Types</a><div class="sidebar-links"><a href="#impl-FloatCore">f32</a><a href="#impl-FloatCore">f64</a></div><a class="sidebar-title" href="#implementors">Implementors</a></div><p class='location'><a href='../index.html'>num_traits</a>::<wbr><a href='index.html'>float</a></p><script>window.sidebarCurrent = {name: 'FloatCore', ty: 'trait', relpath: ''};</script><script defer src="sidebar-items.js"></script></div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../../theme.js"></script><nav class="sub"><form class="search-form js-only"><div class="search-container"><input class="search-input" name="search" autocomplete="off" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><a id="settings-menu" href="../../settings.html"><img src="../../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><h1 class='fqn'><span class='in-band'>Trait <a href='../index.html'>num_traits</a>::<wbr><a href='index.html'>float</a>::<wbr><a class="trait" href=''>FloatCore</a></span><span class='out-of-band'><span id='render-detail'><a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class='inner'>&#x2212;</span>]</a></span><a class='srclink' href='../../src/num_traits/float.rs.html#13-736' title='goto source code'>[src]</a></span></h1><div class="docblock type-decl"><pre class='rust trait'>pub trait FloatCore: <a class="trait" href="../../num_traits/trait.Num.html" title="trait num_traits::Num">Num</a> + <a class="trait" href="../../num_traits/cast/trait.NumCast.html" title="trait num_traits::cast::NumCast">NumCast</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/arith/trait.Neg.html" title="trait core::ops::arith::Neg">Neg</a>&lt;Output = Self&gt; + <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html" title="trait core::cmp::PartialOrd">PartialOrd</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Copy.html" title="trait core::marker::Copy">Copy</a> {
    2. 

  2.     fn <a href='#tymethod.infinity' class='fnname'>infinity</a>() -&gt; Self;
    3. 

  3. <div class='item-spacer'></div>    fn <a href='#tymethod.neg_infinity' class='fnname'>neg_infinity</a>() -&gt; Self;
    4. 

  4. <div class='item-spacer'></div>    fn <a href='#tymethod.nan' class='fnname'>nan</a>() -&gt; Self;
    5. 

  5. <div class='item-spacer'></div>    fn <a href='#tymethod.neg_zero' class='fnname'>neg_zero</a>() -&gt; Self;
    6. 

  6. <div class='item-spacer'></div>    fn <a href='#tymethod.min_value' class='fnname'>min_value</a>() -&gt; Self;
    7. 

  7. <div class='item-spacer'></div>    fn <a href='#tymethod.min_positive_value' class='fnname'>min_positive_value</a>() -&gt; Self;
    8. 

  8. <div class='item-spacer'></div>    fn <a href='#tymethod.epsilon' class='fnname'>epsilon</a>() -&gt; Self;
    9. 

  9. <div class='item-spacer'></div>    fn <a href='#tymethod.max_value' class='fnname'>max_value</a>() -&gt; Self;
    10. 

  10. <div class='item-spacer'></div>    fn <a href='#tymethod.classify' class='fnname'>classify</a>(self) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/num/enum.FpCategory.html" title="enum core::num::FpCategory">FpCategory</a>;
    11. 

  11. <div class='item-spacer'></div>    fn <a href='#tymethod.to_degrees' class='fnname'>to_degrees</a>(self) -&gt; Self;
    12. 

  12. <div class='item-spacer'></div>    fn <a href='#tymethod.to_radians' class='fnname'>to_radians</a>(self) -&gt; Self;
    13. 

  13. <div class='item-spacer'></div>    fn <a href='#tymethod.integer_decode' class='fnname'>integer_decode</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">(</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u64.html">u64</a>, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i16.html">i16</a>, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i8.html">i8</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">)</a>;
    14. 

  14. 

  15.     fn <a href='#method.is_nan' class='fnname'>is_nan</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a> { ... }
    16. 

  16. <div class='item-spacer'></div>    fn <a href='#method.is_infinite' class='fnname'>is_infinite</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a> { ... }
    17. 

  17. <div class='item-spacer'></div>    fn <a href='#method.is_finite' class='fnname'>is_finite</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a> { ... }
    18. 

  18. <div class='item-spacer'></div>    fn <a href='#method.is_normal' class='fnname'>is_normal</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a> { ... }
    19. 

  19. <div class='item-spacer'></div>    fn <a href='#method.floor' class='fnname'>floor</a>(self) -&gt; Self { ... }
    20. 

  20. <div class='item-spacer'></div>    fn <a href='#method.ceil' class='fnname'>ceil</a>(self) -&gt; Self { ... }
    21. 

  21. <div class='item-spacer'></div>    fn <a href='#method.round' class='fnname'>round</a>(self) -&gt; Self { ... }
    22. 

  22. <div class='item-spacer'></div>    fn <a href='#method.trunc' class='fnname'>trunc</a>(self) -&gt; Self { ... }
    23. 

  23. <div class='item-spacer'></div>    fn <a href='#method.fract' class='fnname'>fract</a>(self) -&gt; Self { ... }
    24. 

  24. <div class='item-spacer'></div>    fn <a href='#method.abs' class='fnname'>abs</a>(self) -&gt; Self { ... }
    25. 

  25. <div class='item-spacer'></div>    fn <a href='#method.signum' class='fnname'>signum</a>(self) -&gt; Self { ... }
    26. 

  26. <div class='item-spacer'></div>    fn <a href='#method.is_sign_positive' class='fnname'>is_sign_positive</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a> { ... }
    27. 

  27. <div class='item-spacer'></div>    fn <a href='#method.is_sign_negative' class='fnname'>is_sign_negative</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a> { ... }
    28. 

  28. <div class='item-spacer'></div>    fn <a href='#method.min' class='fnname'>min</a>(self, other: Self) -&gt; Self { ... }
    29. 

  29. <div class='item-spacer'></div>    fn <a href='#method.max' class='fnname'>max</a>(self, other: Self) -&gt; Self { ... }
    30. 

  30. <div class='item-spacer'></div>    fn <a href='#method.recip' class='fnname'>recip</a>(self) -&gt; Self { ... }
    31. 

  31. <div class='item-spacer'></div>    fn <a href='#method.powi' class='fnname'>powi</a>(self, exp: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a>) -&gt; Self { ... }
    32. 

  32. }</pre></div><div class='docblock'><p>Generic trait for floating point numbers that works with <code>no_std</code>.</p>
    33. 

  33. <p>This trait implements a subset of the <code>Float</code> trait.</p>
    34. 

  34. </div>
    35. 

  35.             <h2 id='required-methods' class='small-section-header'>
    36. 

  36.               Required Methods<a href='#required-methods' class='anchor'></a>
    37. 

  37.             </h2>
    38. 

  38.             <div class='methods'>
    39. 

  39.         <h3 id='tymethod.infinity' class='method'><span id='infinity.v' class='invisible'><code>fn <a href='#tymethod.infinity' class='fnname'>infinity</a>() -&gt; Self</code></span></h3><div class='docblock'><p>Returns positive infinity.</p>
    40. 

  40. <h1 id="examples" class="section-header"><a href="#examples">Examples</a></h1>
    41. 

  41. <pre class="rust rust-example-rendered">
    42. 

  42. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    43. 

  43. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    44. 

  44. 

  45. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>) {
    46. 

  46.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">T</span>::<span class="ident">infinity</span>() <span class="op">==</span> <span class="ident">x</span>);
    47. 

  47. }
    48. 

  48. 

  49. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">INFINITY</span>);
    50. 

  50. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">INFINITY</span>);</pre>
    51. 

  51. </div><h3 id='tymethod.neg_infinity' class='method'><span id='neg_infinity.v' class='invisible'><code>fn <a href='#tymethod.neg_infinity' class='fnname'>neg_infinity</a>() -&gt; Self</code></span></h3><div class='docblock'><p>Returns negative infinity.</p>
    52. 

  52. <h1 id="examples-1" class="section-header"><a href="#examples-1">Examples</a></h1>
    53. 

  53. <pre class="rust rust-example-rendered">
    54. 

  54. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    55. 

  55. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    56. 

  56. 

  57. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>) {
    58. 

  58.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">T</span>::<span class="ident">neg_infinity</span>() <span class="op">==</span> <span class="ident">x</span>);
    59. 

  59. }
    60. 

  60. 

  61. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">NEG_INFINITY</span>);
    62. 

  62. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">NEG_INFINITY</span>);</pre>
    63. 

  63. </div><h3 id='tymethod.nan' class='method'><span id='nan.v' class='invisible'><code>fn <a href='#tymethod.nan' class='fnname'>nan</a>() -&gt; Self</code></span></h3><div class='docblock'><p>Returns NaN.</p>
    64. 

  64. <h1 id="examples-2" class="section-header"><a href="#examples-2">Examples</a></h1>
    65. 

  65. <pre class="rust rust-example-rendered">
    66. 

  66. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    67. 

  67. 

  68. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>() {
    69. 

  69.     <span class="kw">let</span> <span class="ident">n</span> <span class="op">=</span> <span class="ident">T</span>::<span class="ident">nan</span>();
    70. 

  70.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">n</span> <span class="op">!=</span> <span class="ident">n</span>);
    71. 

  71. }
    72. 

  72. 

  73. <span class="ident">check</span>::<span class="op">&lt;</span><span class="ident">f32</span><span class="op">&gt;</span>();
    74. 

  74. <span class="ident">check</span>::<span class="op">&lt;</span><span class="ident">f64</span><span class="op">&gt;</span>();</pre>
    75. 

  75. </div><h3 id='tymethod.neg_zero' class='method'><span id='neg_zero.v' class='invisible'><code>fn <a href='#tymethod.neg_zero' class='fnname'>neg_zero</a>() -&gt; Self</code></span></h3><div class='docblock'><p>Returns <code>-0.0</code>.</p>
    76. 

  76. <h1 id="examples-3" class="section-header"><a href="#examples-3">Examples</a></h1>
    77. 

  77. <pre class="rust rust-example-rendered">
    78. 

  78. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    79. 

  79. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    80. 

  80. 

  81. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">n</span>: <span class="ident">T</span>) {
    82. 

  82.     <span class="kw">let</span> <span class="ident">z</span> <span class="op">=</span> <span class="ident">T</span>::<span class="ident">neg_zero</span>();
    83. 

  83.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">z</span>.<span class="ident">is_zero</span>());
    84. 

  84.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">T</span>::<span class="ident">one</span>() <span class="op">/</span> <span class="ident">z</span> <span class="op">==</span> <span class="ident">n</span>);
    85. 

  85. }
    86. 

  86. 

  87. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">NEG_INFINITY</span>);
    88. 

  88. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">NEG_INFINITY</span>);</pre>
    89. 

  89. </div><h3 id='tymethod.min_value' class='method'><span id='min_value.v' class='invisible'><code>fn <a href='#tymethod.min_value' class='fnname'>min_value</a>() -&gt; Self</code></span></h3><div class='docblock'><p>Returns the smallest finite value that this type can represent.</p>
    90. 

  90. <h1 id="examples-4" class="section-header"><a href="#examples-4">Examples</a></h1>
    91. 

  91. <pre class="rust rust-example-rendered">
    92. 

  92. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    93. 

  93. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    94. 

  94. 

  95. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>) {
    96. 

  96.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">T</span>::<span class="ident">min_value</span>() <span class="op">==</span> <span class="ident">x</span>);
    97. 

  97. }
    98. 

  98. 

  99. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">MIN</span>);
    100. 

  100. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">MIN</span>);</pre>
    101. 

  101. </div><h3 id='tymethod.min_positive_value' class='method'><span id='min_positive_value.v' class='invisible'><code>fn <a href='#tymethod.min_positive_value' class='fnname'>min_positive_value</a>() -&gt; Self</code></span></h3><div class='docblock'><p>Returns the smallest positive, normalized value that this type can represent.</p>
    102. 

  102. <h1 id="examples-5" class="section-header"><a href="#examples-5">Examples</a></h1>
    103. 

  103. <pre class="rust rust-example-rendered">
    104. 

  104. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    105. 

  105. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    106. 

  106. 

  107. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>) {
    108. 

  108.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">T</span>::<span class="ident">min_positive_value</span>() <span class="op">==</span> <span class="ident">x</span>);
    109. 

  109. }
    110. 

  110. 

  111. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">MIN_POSITIVE</span>);
    112. 

  112. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">MIN_POSITIVE</span>);</pre>
    113. 

  113. </div><h3 id='tymethod.epsilon' class='method'><span id='epsilon.v' class='invisible'><code>fn <a href='#tymethod.epsilon' class='fnname'>epsilon</a>() -&gt; Self</code></span></h3><div class='docblock'><p>Returns epsilon, a small positive value.</p>
    114. 

  114. <h1 id="examples-6" class="section-header"><a href="#examples-6">Examples</a></h1>
    115. 

  115. <pre class="rust rust-example-rendered">
    116. 

  116. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    117. 

  117. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    118. 

  118. 

  119. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>) {
    120. 

  120.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">T</span>::<span class="ident">epsilon</span>() <span class="op">==</span> <span class="ident">x</span>);
    121. 

  121. }
    122. 

  122. 

  123. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">EPSILON</span>);
    124. 

  124. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">EPSILON</span>);</pre>
    125. 

  125. </div><h3 id='tymethod.max_value' class='method'><span id='max_value.v' class='invisible'><code>fn <a href='#tymethod.max_value' class='fnname'>max_value</a>() -&gt; Self</code></span></h3><div class='docblock'><p>Returns the largest finite value that this type can represent.</p>
    126. 

  126. <h1 id="examples-7" class="section-header"><a href="#examples-7">Examples</a></h1>
    127. 

  127. <pre class="rust rust-example-rendered">
    128. 

  128. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    129. 

  129. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    130. 

  130. 

  131. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>) {
    132. 

  132.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">T</span>::<span class="ident">max_value</span>() <span class="op">==</span> <span class="ident">x</span>);
    133. 

  133. }
    134. 

  134. 

  135. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">MAX</span>);
    136. 

  136. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">MAX</span>);</pre>
    137. 

  137. </div><h3 id='tymethod.classify' class='method'><span id='classify.v' class='invisible'><code>fn <a href='#tymethod.classify' class='fnname'>classify</a>(self) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/num/enum.FpCategory.html" title="enum core::num::FpCategory">FpCategory</a></code></span></h3><div class='docblock'><p>Returns the floating point category of the number. If only one property
    138. 

  138. is going to be tested, it is generally faster to use the specific
    139. 

  139. predicate instead.</p>
    140. 

  140. <h1 id="examples-8" class="section-header"><a href="#examples-8">Examples</a></h1>
    141. 

  141. <pre class="rust rust-example-rendered">
    142. 

  142. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    143. 

  143. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    144. 

  144. <span class="kw">use</span> <span class="ident">std</span>::<span class="ident">num</span>::<span class="ident">FpCategory</span>;
    145. 

  145. 

  146. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>, <span class="ident">c</span>: <span class="ident">FpCategory</span>) {
    147. 

  147.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">x</span>.<span class="ident">classify</span>() <span class="op">==</span> <span class="ident">c</span>);
    148. 

  148. }
    149. 

  149. 

  150. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">INFINITY</span>, <span class="ident">FpCategory</span>::<span class="ident">Infinite</span>);
    151. 

  151. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">MAX</span>, <span class="ident">FpCategory</span>::<span class="ident">Normal</span>);
    152. 

  152. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">NAN</span>, <span class="ident">FpCategory</span>::<span class="ident">Nan</span>);
    153. 

  153. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">MIN_POSITIVE</span>, <span class="ident">FpCategory</span>::<span class="ident">Normal</span>);
    154. 

  154. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">MIN_POSITIVE</span> <span class="op">/</span> <span class="number">2.0</span>, <span class="ident">FpCategory</span>::<span class="ident">Subnormal</span>);
    155. 

  155. <span class="ident">check</span>(<span class="number">0.0f64</span>, <span class="ident">FpCategory</span>::<span class="ident">Zero</span>);</pre>
    156. 

  156. </div><h3 id='tymethod.to_degrees' class='method'><span id='to_degrees.v' class='invisible'><code>fn <a href='#tymethod.to_degrees' class='fnname'>to_degrees</a>(self) -&gt; Self</code></span></h3><div class='docblock'><p>Converts to degrees, assuming the number is in radians.</p>
    157. 

  157. <h1 id="examples-9" class="section-header"><a href="#examples-9">Examples</a></h1>
    158. 

  158. <pre class="rust rust-example-rendered">
    159. 

  159. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    160. 

  160. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    161. 

  161. 

  162. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">rad</span>: <span class="ident">T</span>, <span class="ident">deg</span>: <span class="ident">T</span>) {
    163. 

  163.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">rad</span>.<span class="ident">to_degrees</span>() <span class="op">==</span> <span class="ident">deg</span>);
    164. 

  164. }
    165. 

  165. 

  166. <span class="ident">check</span>(<span class="number">0.0f32</span>, <span class="number">0.0</span>);
    167. 

  167. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">consts</span>::<span class="ident">PI</span>, <span class="number">180.0</span>);
    168. 

  168. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">consts</span>::<span class="ident">FRAC_PI_4</span>, <span class="number">45.0</span>);
    169. 

  169. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">INFINITY</span>, <span class="ident">f64</span>::<span class="ident">INFINITY</span>);</pre>
    170. 

  170. </div><h3 id='tymethod.to_radians' class='method'><span id='to_radians.v' class='invisible'><code>fn <a href='#tymethod.to_radians' class='fnname'>to_radians</a>(self) -&gt; Self</code></span></h3><div class='docblock'><p>Converts to radians, assuming the number is in degrees.</p>
    171. 

  171. <h1 id="examples-10" class="section-header"><a href="#examples-10">Examples</a></h1>
    172. 

  172. <pre class="rust rust-example-rendered">
    173. 

  173. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    174. 

  174. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    175. 

  175. 

  176. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">deg</span>: <span class="ident">T</span>, <span class="ident">rad</span>: <span class="ident">T</span>) {
    177. 

  177.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">deg</span>.<span class="ident">to_radians</span>() <span class="op">==</span> <span class="ident">rad</span>);
    178. 

  178. }
    179. 

  179. 

  180. <span class="ident">check</span>(<span class="number">0.0f32</span>, <span class="number">0.0</span>);
    181. 

  181. <span class="ident">check</span>(<span class="number">180.0</span>, <span class="ident">f32</span>::<span class="ident">consts</span>::<span class="ident">PI</span>);
    182. 

  182. <span class="ident">check</span>(<span class="number">45.0</span>, <span class="ident">f64</span>::<span class="ident">consts</span>::<span class="ident">FRAC_PI_4</span>);
    183. 

  183. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">INFINITY</span>, <span class="ident">f64</span>::<span class="ident">INFINITY</span>);</pre>
    184. 

  184. </div><h3 id='tymethod.integer_decode' class='method'><span id='integer_decode.v' class='invisible'><code>fn <a href='#tymethod.integer_decode' class='fnname'>integer_decode</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">(</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u64.html">u64</a>, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i16.html">i16</a>, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i8.html">i8</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">)</a></code></span></h3><div class='docblock'><p>Returns the mantissa, base 2 exponent, and sign as integers, respectively.
    185. 

  185. The original number can be recovered by <code>sign * mantissa * 2 ^ exponent</code>.</p>
    186. 

  186. <h1 id="examples-11" class="section-header"><a href="#examples-11">Examples</a></h1>
    187. 

  187. <pre class="rust rust-example-rendered">
    188. 

  188. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    189. 

  189. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    190. 

  190. 

  191. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>, <span class="ident">m</span>: <span class="ident">u64</span>, <span class="ident">e</span>: <span class="ident">i16</span>, <span class="ident">s</span>:<span class="ident">i8</span>) {
    192. 

  192.     <span class="kw">let</span> (<span class="ident">mantissa</span>, <span class="ident">exponent</span>, <span class="ident">sign</span>) <span class="op">=</span> <span class="ident">x</span>.<span class="ident">integer_decode</span>();
    193. 

  193.     <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">mantissa</span>, <span class="ident">m</span>);
    194. 

  194.     <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">exponent</span>, <span class="ident">e</span>);
    195. 

  195.     <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">sign</span>, <span class="ident">s</span>);
    196. 

  196. }
    197. 

  197. 

  198. <span class="ident">check</span>(<span class="number">2.0f32</span>, <span class="number">1</span> <span class="op">&lt;&lt;</span> <span class="number">23</span>, <span class="op">-</span><span class="number">22</span>, <span class="number">1</span>);
    199. 

  199. <span class="ident">check</span>(<span class="op">-</span><span class="number">2.0f32</span>, <span class="number">1</span> <span class="op">&lt;&lt;</span> <span class="number">23</span>, <span class="op">-</span><span class="number">22</span>, <span class="op">-</span><span class="number">1</span>);
    200. 

  200. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">INFINITY</span>, <span class="number">1</span> <span class="op">&lt;&lt;</span> <span class="number">23</span>, <span class="number">105</span>, <span class="number">1</span>);
    201. 

  201. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">NEG_INFINITY</span>, <span class="number">1</span> <span class="op">&lt;&lt;</span> <span class="number">52</span>, <span class="number">972</span>, <span class="op">-</span><span class="number">1</span>);</pre>
    202. 

  202. </div></div>
    203. 

  203.             <h2 id='provided-methods' class='small-section-header'>
    204. 

  204.               Provided Methods<a href='#provided-methods' class='anchor'></a>
    205. 

  205.             </h2>
    206. 

  206.             <div class='methods'>
    207. 

  207.         <h3 id='method.is_nan' class='method'><span id='is_nan.v' class='invisible'><code>fn <a href='#method.is_nan' class='fnname'>is_nan</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></span></h3><div class='docblock'><p>Returns <code>true</code> if the number is NaN.</p>
    208. 

  208. <h1 id="examples-12" class="section-header"><a href="#examples-12">Examples</a></h1>
    209. 

  209. <pre class="rust rust-example-rendered">
    210. 

  210. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    211. 

  211. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    212. 

  212. 

  213. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>, <span class="ident">p</span>: <span class="ident">bool</span>) {
    214. 

  214.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">x</span>.<span class="ident">is_nan</span>() <span class="op">==</span> <span class="ident">p</span>);
    215. 

  215. }
    216. 

  216. 

  217. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">NAN</span>, <span class="bool-val">true</span>);
    218. 

  218. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">INFINITY</span>, <span class="bool-val">false</span>);
    219. 

  219. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">NAN</span>, <span class="bool-val">true</span>);
    220. 

  220. <span class="ident">check</span>(<span class="number">0.0f64</span>, <span class="bool-val">false</span>);</pre>
    221. 

  221. </div><h3 id='method.is_infinite' class='method'><span id='is_infinite.v' class='invisible'><code>fn <a href='#method.is_infinite' class='fnname'>is_infinite</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></span></h3><div class='docblock'><p>Returns <code>true</code> if the number is infinite.</p>
    222. 

  222. <h1 id="examples-13" class="section-header"><a href="#examples-13">Examples</a></h1>
    223. 

  223. <pre class="rust rust-example-rendered">
    224. 

  224. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    225. 

  225. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    226. 

  226. 

  227. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>, <span class="ident">p</span>: <span class="ident">bool</span>) {
    228. 

  228.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">x</span>.<span class="ident">is_infinite</span>() <span class="op">==</span> <span class="ident">p</span>);
    229. 

  229. }
    230. 

  230. 

  231. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">INFINITY</span>, <span class="bool-val">true</span>);
    232. 

  232. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">NEG_INFINITY</span>, <span class="bool-val">true</span>);
    233. 

  233. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">NAN</span>, <span class="bool-val">false</span>);
    234. 

  234. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">INFINITY</span>, <span class="bool-val">true</span>);
    235. 

  235. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">NEG_INFINITY</span>, <span class="bool-val">true</span>);
    236. 

  236. <span class="ident">check</span>(<span class="number">0.0f64</span>, <span class="bool-val">false</span>);</pre>
    237. 

  237. </div><h3 id='method.is_finite' class='method'><span id='is_finite.v' class='invisible'><code>fn <a href='#method.is_finite' class='fnname'>is_finite</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></span></h3><div class='docblock'><p>Returns <code>true</code> if the number is neither infinite or NaN.</p>
    238. 

  238. <h1 id="examples-14" class="section-header"><a href="#examples-14">Examples</a></h1>
    239. 

  239. <pre class="rust rust-example-rendered">
    240. 

  240. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    241. 

  241. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    242. 

  242. 

  243. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>, <span class="ident">p</span>: <span class="ident">bool</span>) {
    244. 

  244.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">x</span>.<span class="ident">is_finite</span>() <span class="op">==</span> <span class="ident">p</span>);
    245. 

  245. }
    246. 

  246. 

  247. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">INFINITY</span>, <span class="bool-val">false</span>);
    248. 

  248. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">MAX</span>, <span class="bool-val">true</span>);
    249. 

  249. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">NEG_INFINITY</span>, <span class="bool-val">false</span>);
    250. 

  250. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">MIN_POSITIVE</span>, <span class="bool-val">true</span>);
    251. 

  251. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">NAN</span>, <span class="bool-val">false</span>);</pre>
    252. 

  252. </div><h3 id='method.is_normal' class='method'><span id='is_normal.v' class='invisible'><code>fn <a href='#method.is_normal' class='fnname'>is_normal</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></span></h3><div class='docblock'><p>Returns <code>true</code> if the number is neither zero, infinite, subnormal or NaN.</p>
    253. 

  253. <h1 id="examples-15" class="section-header"><a href="#examples-15">Examples</a></h1>
    254. 

  254. <pre class="rust rust-example-rendered">
    255. 

  255. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    256. 

  256. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    257. 

  257. 

  258. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>, <span class="ident">p</span>: <span class="ident">bool</span>) {
    259. 

  259.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">x</span>.<span class="ident">is_normal</span>() <span class="op">==</span> <span class="ident">p</span>);
    260. 

  260. }
    261. 

  261. 

  262. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">INFINITY</span>, <span class="bool-val">false</span>);
    263. 

  263. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">MAX</span>, <span class="bool-val">true</span>);
    264. 

  264. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">NEG_INFINITY</span>, <span class="bool-val">false</span>);
    265. 

  265. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">MIN_POSITIVE</span>, <span class="bool-val">true</span>);
    266. 

  266. <span class="ident">check</span>(<span class="number">0.0f64</span>, <span class="bool-val">false</span>);</pre>
    267. 

  267. </div><h3 id='method.floor' class='method'><span id='floor.v' class='invisible'><code>fn <a href='#method.floor' class='fnname'>floor</a>(self) -&gt; Self</code></span></h3><div class='docblock'><p>Returns the largest integer less than or equal to a number.</p>
    268. 

  268. <h1 id="examples-16" class="section-header"><a href="#examples-16">Examples</a></h1>
    269. 

  269. <pre class="rust rust-example-rendered">
    270. 

  270. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    271. 

  271. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    272. 

  272. 

  273. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>, <span class="ident">y</span>: <span class="ident">T</span>) {
    274. 

  274.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">x</span>.<span class="ident">floor</span>() <span class="op">==</span> <span class="ident">y</span>);
    275. 

  275. }
    276. 

  276. 

  277. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">INFINITY</span>, <span class="ident">f32</span>::<span class="ident">INFINITY</span>);
    278. 

  278. <span class="ident">check</span>(<span class="number">0.9f32</span>, <span class="number">0.0</span>);
    279. 

  279. <span class="ident">check</span>(<span class="number">1.0f32</span>, <span class="number">1.0</span>);
    280. 

  280. <span class="ident">check</span>(<span class="number">1.1f32</span>, <span class="number">1.0</span>);
    281. 

  281. <span class="ident">check</span>(<span class="op">-</span><span class="number">0.0f64</span>, <span class="number">0.0</span>);
    282. 

  282. <span class="ident">check</span>(<span class="op">-</span><span class="number">0.9f64</span>, <span class="op">-</span><span class="number">1.0</span>);
    283. 

  283. <span class="ident">check</span>(<span class="op">-</span><span class="number">1.0f64</span>, <span class="op">-</span><span class="number">1.0</span>);
    284. 

  284. <span class="ident">check</span>(<span class="op">-</span><span class="number">1.1f64</span>, <span class="op">-</span><span class="number">2.0</span>);
    285. 

  285. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">MIN</span>, <span class="ident">f64</span>::<span class="ident">MIN</span>);</pre>
    286. 

  286. </div><h3 id='method.ceil' class='method'><span id='ceil.v' class='invisible'><code>fn <a href='#method.ceil' class='fnname'>ceil</a>(self) -&gt; Self</code></span></h3><div class='docblock'><p>Returns the smallest integer greater than or equal to a number.</p>
    287. 

  287. <h1 id="examples-17" class="section-header"><a href="#examples-17">Examples</a></h1>
    288. 

  288. <pre class="rust rust-example-rendered">
    289. 

  289. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    290. 

  290. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    291. 

  291. 

  292. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>, <span class="ident">y</span>: <span class="ident">T</span>) {
    293. 

  293.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">x</span>.<span class="ident">ceil</span>() <span class="op">==</span> <span class="ident">y</span>);
    294. 

  294. }
    295. 

  295. 

  296. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">INFINITY</span>, <span class="ident">f32</span>::<span class="ident">INFINITY</span>);
    297. 

  297. <span class="ident">check</span>(<span class="number">0.9f32</span>, <span class="number">1.0</span>);
    298. 

  298. <span class="ident">check</span>(<span class="number">1.0f32</span>, <span class="number">1.0</span>);
    299. 

  299. <span class="ident">check</span>(<span class="number">1.1f32</span>, <span class="number">2.0</span>);
    300. 

  300. <span class="ident">check</span>(<span class="op">-</span><span class="number">0.0f64</span>, <span class="number">0.0</span>);
    301. 

  301. <span class="ident">check</span>(<span class="op">-</span><span class="number">0.9f64</span>, <span class="op">-</span><span class="number">0.0</span>);
    302. 

  302. <span class="ident">check</span>(<span class="op">-</span><span class="number">1.0f64</span>, <span class="op">-</span><span class="number">1.0</span>);
    303. 

  303. <span class="ident">check</span>(<span class="op">-</span><span class="number">1.1f64</span>, <span class="op">-</span><span class="number">1.0</span>);
    304. 

  304. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">MIN</span>, <span class="ident">f64</span>::<span class="ident">MIN</span>);</pre>
    305. 

  305. </div><h3 id='method.round' class='method'><span id='round.v' class='invisible'><code>fn <a href='#method.round' class='fnname'>round</a>(self) -&gt; Self</code></span></h3><div class='docblock'><p>Returns the nearest integer to a number. Round half-way cases away from <code>0.0</code>.</p>
    306. 

  306. <h1 id="examples-18" class="section-header"><a href="#examples-18">Examples</a></h1>
    307. 

  307. <pre class="rust rust-example-rendered">
    308. 

  308. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    309. 

  309. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    310. 

  310. 

  311. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>, <span class="ident">y</span>: <span class="ident">T</span>) {
    312. 

  312.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">x</span>.<span class="ident">round</span>() <span class="op">==</span> <span class="ident">y</span>);
    313. 

  313. }
    314. 

  314. 

  315. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">INFINITY</span>, <span class="ident">f32</span>::<span class="ident">INFINITY</span>);
    316. 

  316. <span class="ident">check</span>(<span class="number">0.4f32</span>, <span class="number">0.0</span>);
    317. 

  317. <span class="ident">check</span>(<span class="number">0.5f32</span>, <span class="number">1.0</span>);
    318. 

  318. <span class="ident">check</span>(<span class="number">0.6f32</span>, <span class="number">1.0</span>);
    319. 

  319. <span class="ident">check</span>(<span class="op">-</span><span class="number">0.4f64</span>, <span class="number">0.0</span>);
    320. 

  320. <span class="ident">check</span>(<span class="op">-</span><span class="number">0.5f64</span>, <span class="op">-</span><span class="number">1.0</span>);
    321. 

  321. <span class="ident">check</span>(<span class="op">-</span><span class="number">0.6f64</span>, <span class="op">-</span><span class="number">1.0</span>);
    322. 

  322. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">MIN</span>, <span class="ident">f64</span>::<span class="ident">MIN</span>);</pre>
    323. 

  323. </div><h3 id='method.trunc' class='method'><span id='trunc.v' class='invisible'><code>fn <a href='#method.trunc' class='fnname'>trunc</a>(self) -&gt; Self</code></span></h3><div class='docblock'><p>Return the integer part of a number.</p>
    324. 

  324. <h1 id="examples-19" class="section-header"><a href="#examples-19">Examples</a></h1>
    325. 

  325. <pre class="rust rust-example-rendered">
    326. 

  326. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    327. 

  327. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    328. 

  328. 

  329. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>, <span class="ident">y</span>: <span class="ident">T</span>) {
    330. 

  330.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">x</span>.<span class="ident">trunc</span>() <span class="op">==</span> <span class="ident">y</span>);
    331. 

  331. }
    332. 

  332. 

  333. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">INFINITY</span>, <span class="ident">f32</span>::<span class="ident">INFINITY</span>);
    334. 

  334. <span class="ident">check</span>(<span class="number">0.9f32</span>, <span class="number">0.0</span>);
    335. 

  335. <span class="ident">check</span>(<span class="number">1.0f32</span>, <span class="number">1.0</span>);
    336. 

  336. <span class="ident">check</span>(<span class="number">1.1f32</span>, <span class="number">1.0</span>);
    337. 

  337. <span class="ident">check</span>(<span class="op">-</span><span class="number">0.0f64</span>, <span class="number">0.0</span>);
    338. 

  338. <span class="ident">check</span>(<span class="op">-</span><span class="number">0.9f64</span>, <span class="op">-</span><span class="number">0.0</span>);
    339. 

  339. <span class="ident">check</span>(<span class="op">-</span><span class="number">1.0f64</span>, <span class="op">-</span><span class="number">1.0</span>);
    340. 

  340. <span class="ident">check</span>(<span class="op">-</span><span class="number">1.1f64</span>, <span class="op">-</span><span class="number">1.0</span>);
    341. 

  341. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">MIN</span>, <span class="ident">f64</span>::<span class="ident">MIN</span>);</pre>
    342. 

  342. </div><h3 id='method.fract' class='method'><span id='fract.v' class='invisible'><code>fn <a href='#method.fract' class='fnname'>fract</a>(self) -&gt; Self</code></span></h3><div class='docblock'><p>Returns the fractional part of a number.</p>
    343. 

  343. <h1 id="examples-20" class="section-header"><a href="#examples-20">Examples</a></h1>
    344. 

  344. <pre class="rust rust-example-rendered">
    345. 

  345. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    346. 

  346. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    347. 

  347. 

  348. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>, <span class="ident">y</span>: <span class="ident">T</span>) {
    349. 

  349.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">x</span>.<span class="ident">fract</span>() <span class="op">==</span> <span class="ident">y</span>);
    350. 

  350. }
    351. 

  351. 

  352. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">MAX</span>, <span class="number">0.0</span>);
    353. 

  353. <span class="ident">check</span>(<span class="number">0.75f32</span>, <span class="number">0.75</span>);
    354. 

  354. <span class="ident">check</span>(<span class="number">1.0f32</span>, <span class="number">0.0</span>);
    355. 

  355. <span class="ident">check</span>(<span class="number">1.25f32</span>, <span class="number">0.25</span>);
    356. 

  356. <span class="ident">check</span>(<span class="op">-</span><span class="number">0.0f64</span>, <span class="number">0.0</span>);
    357. 

  357. <span class="ident">check</span>(<span class="op">-</span><span class="number">0.75f64</span>, <span class="op">-</span><span class="number">0.75</span>);
    358. 

  358. <span class="ident">check</span>(<span class="op">-</span><span class="number">1.0f64</span>, <span class="number">0.0</span>);
    359. 

  359. <span class="ident">check</span>(<span class="op">-</span><span class="number">1.25f64</span>, <span class="op">-</span><span class="number">0.25</span>);
    360. 

  360. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">MIN</span>, <span class="number">0.0</span>);</pre>
    361. 

  361. </div><h3 id='method.abs' class='method'><span id='abs.v' class='invisible'><code>fn <a href='#method.abs' class='fnname'>abs</a>(self) -&gt; Self</code></span></h3><div class='docblock'><p>Computes the absolute value of <code>self</code>. Returns <code>FloatCore::nan()</code> if the
    362. 

  362. number is <code>FloatCore::nan()</code>.</p>
    363. 

  363. <h1 id="examples-21" class="section-header"><a href="#examples-21">Examples</a></h1>
    364. 

  364. <pre class="rust rust-example-rendered">
    365. 

  365. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    366. 

  366. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    367. 

  367. 

  368. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>, <span class="ident">y</span>: <span class="ident">T</span>) {
    369. 

  369.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">x</span>.<span class="ident">abs</span>() <span class="op">==</span> <span class="ident">y</span>);
    370. 

  370. }
    371. 

  371. 

  372. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">INFINITY</span>, <span class="ident">f32</span>::<span class="ident">INFINITY</span>);
    373. 

  373. <span class="ident">check</span>(<span class="number">1.0f32</span>, <span class="number">1.0</span>);
    374. 

  374. <span class="ident">check</span>(<span class="number">0.0f64</span>, <span class="number">0.0</span>);
    375. 

  375. <span class="ident">check</span>(<span class="op">-</span><span class="number">0.0f64</span>, <span class="number">0.0</span>);
    376. 

  376. <span class="ident">check</span>(<span class="op">-</span><span class="number">1.0f64</span>, <span class="number">1.0</span>);
    377. 

  377. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">MIN</span>, <span class="ident">f64</span>::<span class="ident">MAX</span>);</pre>
    378. 

  378. </div><h3 id='method.signum' class='method'><span id='signum.v' class='invisible'><code>fn <a href='#method.signum' class='fnname'>signum</a>(self) -&gt; Self</code></span></h3><div class='docblock'><p>Returns a number that represents the sign of <code>self</code>.</p>
    379. 

  379. <ul>
    380. 

  380. <li><code>1.0</code> if the number is positive, <code>+0.0</code> or <code>FloatCore::infinity()</code></li>
    381. 

  381. <li><code>-1.0</code> if the number is negative, <code>-0.0</code> or <code>FloatCore::neg_infinity()</code></li>
    382. 

  382. <li><code>FloatCore::nan()</code> if the number is <code>FloatCore::nan()</code></li>
    383. 

  383. </ul>
    384. 

  384. <h1 id="examples-22" class="section-header"><a href="#examples-22">Examples</a></h1>
    385. 

  385. <pre class="rust rust-example-rendered">
    386. 

  386. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    387. 

  387. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    388. 

  388. 

  389. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>, <span class="ident">y</span>: <span class="ident">T</span>) {
    390. 

  390.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">x</span>.<span class="ident">signum</span>() <span class="op">==</span> <span class="ident">y</span>);
    391. 

  391. }
    392. 

  392. 

  393. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">INFINITY</span>, <span class="number">1.0</span>);
    394. 

  394. <span class="ident">check</span>(<span class="number">3.0f32</span>, <span class="number">1.0</span>);
    395. 

  395. <span class="ident">check</span>(<span class="number">0.0f32</span>, <span class="number">1.0</span>);
    396. 

  396. <span class="ident">check</span>(<span class="op">-</span><span class="number">0.0f64</span>, <span class="op">-</span><span class="number">1.0</span>);
    397. 

  397. <span class="ident">check</span>(<span class="op">-</span><span class="number">3.0f64</span>, <span class="op">-</span><span class="number">1.0</span>);
    398. 

  398. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">MIN</span>, <span class="op">-</span><span class="number">1.0</span>);</pre>
    399. 

  399. </div><h3 id='method.is_sign_positive' class='method'><span id='is_sign_positive.v' class='invisible'><code>fn <a href='#method.is_sign_positive' class='fnname'>is_sign_positive</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></span></h3><div class='docblock'><p>Returns <code>true</code> if <code>self</code> is positive, including <code>+0.0</code> and
    400. 

  400. <code>FloatCore::infinity()</code>, and since Rust 1.20 also
    401. 

  401. <code>FloatCore::nan()</code>.</p>
    402. 

  402. <h1 id="examples-23" class="section-header"><a href="#examples-23">Examples</a></h1>
    403. 

  403. <pre class="rust rust-example-rendered">
    404. 

  404. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    405. 

  405. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    406. 

  406. 

  407. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>, <span class="ident">p</span>: <span class="ident">bool</span>) {
    408. 

  408.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">x</span>.<span class="ident">is_sign_positive</span>() <span class="op">==</span> <span class="ident">p</span>);
    409. 

  409. }
    410. 

  410. 

  411. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">INFINITY</span>, <span class="bool-val">true</span>);
    412. 

  412. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">MAX</span>, <span class="bool-val">true</span>);
    413. 

  413. <span class="ident">check</span>(<span class="number">0.0f32</span>, <span class="bool-val">true</span>);
    414. 

  414. <span class="ident">check</span>(<span class="op">-</span><span class="number">0.0f64</span>, <span class="bool-val">false</span>);
    415. 

  415. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">NEG_INFINITY</span>, <span class="bool-val">false</span>);
    416. 

  416. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">MIN_POSITIVE</span>, <span class="bool-val">true</span>);
    417. 

  417. <span class="ident">check</span>(<span class="op">-</span><span class="ident">f64</span>::<span class="ident">NAN</span>, <span class="bool-val">false</span>);</pre>
    418. 

  418. </div><h3 id='method.is_sign_negative' class='method'><span id='is_sign_negative.v' class='invisible'><code>fn <a href='#method.is_sign_negative' class='fnname'>is_sign_negative</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></span></h3><div class='docblock'><p>Returns <code>true</code> if <code>self</code> is negative, including <code>-0.0</code> and
    419. 

  419. <code>FloatCore::neg_infinity()</code>, and since Rust 1.20 also
    420. 

  420. <code>-FloatCore::nan()</code>.</p>
    421. 

  421. <h1 id="examples-24" class="section-header"><a href="#examples-24">Examples</a></h1>
    422. 

  422. <pre class="rust rust-example-rendered">
    423. 

  423. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    424. 

  424. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    425. 

  425. 

  426. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>, <span class="ident">p</span>: <span class="ident">bool</span>) {
    427. 

  427.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">x</span>.<span class="ident">is_sign_negative</span>() <span class="op">==</span> <span class="ident">p</span>);
    428. 

  428. }
    429. 

  429. 

  430. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">INFINITY</span>, <span class="bool-val">false</span>);
    431. 

  431. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">MAX</span>, <span class="bool-val">false</span>);
    432. 

  432. <span class="ident">check</span>(<span class="number">0.0f32</span>, <span class="bool-val">false</span>);
    433. 

  433. <span class="ident">check</span>(<span class="op">-</span><span class="number">0.0f64</span>, <span class="bool-val">true</span>);
    434. 

  434. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">NEG_INFINITY</span>, <span class="bool-val">true</span>);
    435. 

  435. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">MIN_POSITIVE</span>, <span class="bool-val">false</span>);
    436. 

  436. <span class="ident">check</span>(<span class="ident">f64</span>::<span class="ident">NAN</span>, <span class="bool-val">false</span>);</pre>
    437. 

  437. </div><h3 id='method.min' class='method'><span id='min.v' class='invisible'><code>fn <a href='#method.min' class='fnname'>min</a>(self, other: Self) -&gt; Self</code></span></h3><div class='docblock'><p>Returns the minimum of the two numbers.</p>
    438. 

  438. <p>If one of the arguments is NaN, then the other argument is returned.</p>
    439. 

  439. <h1 id="examples-25" class="section-header"><a href="#examples-25">Examples</a></h1>
    440. 

  440. <pre class="rust rust-example-rendered">
    441. 

  441. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    442. 

  442. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    443. 

  443. 

  444. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>, <span class="ident">y</span>: <span class="ident">T</span>, <span class="ident">min</span>: <span class="ident">T</span>) {
    445. 

  445.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">x</span>.<span class="ident">min</span>(<span class="ident">y</span>) <span class="op">==</span> <span class="ident">min</span>);
    446. 

  446. }
    447. 

  447. 

  448. <span class="ident">check</span>(<span class="number">1.0f32</span>, <span class="number">2.0</span>, <span class="number">1.0</span>);
    449. 

  449. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">NAN</span>, <span class="number">2.0</span>, <span class="number">2.0</span>);
    450. 

  450. <span class="ident">check</span>(<span class="number">1.0f64</span>, <span class="op">-</span><span class="number">2.0</span>, <span class="op">-</span><span class="number">2.0</span>);
    451. 

  451. <span class="ident">check</span>(<span class="number">1.0f64</span>, <span class="ident">f64</span>::<span class="ident">NAN</span>, <span class="number">1.0</span>);</pre>
    452. 

  452. </div><h3 id='method.max' class='method'><span id='max.v' class='invisible'><code>fn <a href='#method.max' class='fnname'>max</a>(self, other: Self) -&gt; Self</code></span></h3><div class='docblock'><p>Returns the maximum of the two numbers.</p>
    453. 

  453. <p>If one of the arguments is NaN, then the other argument is returned.</p>
    454. 

  454. <h1 id="examples-26" class="section-header"><a href="#examples-26">Examples</a></h1>
    455. 

  455. <pre class="rust rust-example-rendered">
    456. 

  456. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    457. 

  457. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    458. 

  458. 

  459. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>, <span class="ident">y</span>: <span class="ident">T</span>, <span class="ident">min</span>: <span class="ident">T</span>) {
    460. 

  460.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">x</span>.<span class="ident">max</span>(<span class="ident">y</span>) <span class="op">==</span> <span class="ident">min</span>);
    461. 

  461. }
    462. 

  462. 

  463. <span class="ident">check</span>(<span class="number">1.0f32</span>, <span class="number">2.0</span>, <span class="number">2.0</span>);
    464. 

  464. <span class="ident">check</span>(<span class="number">1.0f32</span>, <span class="ident">f32</span>::<span class="ident">NAN</span>, <span class="number">1.0</span>);
    465. 

  465. <span class="ident">check</span>(<span class="op">-</span><span class="number">1.0f64</span>, <span class="number">2.0</span>, <span class="number">2.0</span>);
    466. 

  466. <span class="ident">check</span>(<span class="op">-</span><span class="number">1.0f64</span>, <span class="ident">f64</span>::<span class="ident">NAN</span>, <span class="op">-</span><span class="number">1.0</span>);</pre>
    467. 

  467. </div><h3 id='method.recip' class='method'><span id='recip.v' class='invisible'><code>fn <a href='#method.recip' class='fnname'>recip</a>(self) -&gt; Self</code></span></h3><div class='docblock'><p>Returns the reciprocal (multiplicative inverse) of the number.</p>
    468. 

  468. <h1 id="examples-27" class="section-header"><a href="#examples-27">Examples</a></h1>
    469. 

  469. <pre class="rust rust-example-rendered">
    470. 

  470. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    471. 

  471. <span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">f32</span>, <span class="ident">f64</span>};
    472. 

  472. 

  473. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>, <span class="ident">y</span>: <span class="ident">T</span>) {
    474. 

  474.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">x</span>.<span class="ident">recip</span>() <span class="op">==</span> <span class="ident">y</span>);
    475. 

  475.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">y</span>.<span class="ident">recip</span>() <span class="op">==</span> <span class="ident">x</span>);
    476. 

  476. }
    477. 

  477. 

  478. <span class="ident">check</span>(<span class="ident">f32</span>::<span class="ident">INFINITY</span>, <span class="number">0.0</span>);
    479. 

  479. <span class="ident">check</span>(<span class="number">2.0f32</span>, <span class="number">0.5</span>);
    480. 

  480. <span class="ident">check</span>(<span class="op">-</span><span class="number">0.25f64</span>, <span class="op">-</span><span class="number">4.0</span>);
    481. 

  481. <span class="ident">check</span>(<span class="op">-</span><span class="number">0.0f64</span>, <span class="ident">f64</span>::<span class="ident">NEG_INFINITY</span>);</pre>
    482. 

  482. </div><h3 id='method.powi' class='method'><span id='powi.v' class='invisible'><code>fn <a href='#method.powi' class='fnname'>powi</a>(self, exp: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a>) -&gt; Self</code></span></h3><div class='docblock'><p>Raise a number to an integer power.</p>
    483. 

  483. <p>Using this function is generally faster than using <code>powf</code></p>
    484. 

  484. <h1 id="examples-28" class="section-header"><a href="#examples-28">Examples</a></h1>
    485. 

  485. <pre class="rust rust-example-rendered">
    486. 

  486. <span class="kw">use</span> <span class="ident">num_traits</span>::<span class="ident">float</span>::<span class="ident">FloatCore</span>;
    487. 

  487. 

  488. <span class="kw">fn</span> <span class="ident">check</span><span class="op">&lt;</span><span class="ident">T</span>: <span class="ident">FloatCore</span><span class="op">&gt;</span>(<span class="ident">x</span>: <span class="ident">T</span>, <span class="ident">exp</span>: <span class="ident">i32</span>, <span class="ident">powi</span>: <span class="ident">T</span>) {
    489. 

  489.     <span class="macro">assert</span><span class="macro">!</span>(<span class="ident">x</span>.<span class="ident">powi</span>(<span class="ident">exp</span>) <span class="op">==</span> <span class="ident">powi</span>);
    490. 

  490. }
    491. 

  491. 

  492. <span class="ident">check</span>(<span class="number">9.0f32</span>, <span class="number">2</span>, <span class="number">81.0</span>);
    493. 

  493. <span class="ident">check</span>(<span class="number">1.0f32</span>, <span class="op">-</span><span class="number">2</span>, <span class="number">1.0</span>);
    494. 

  494. <span class="ident">check</span>(<span class="number">10.0f64</span>, <span class="number">20</span>, <span class="number">1e20</span>);
    495. 

  495. <span class="ident">check</span>(<span class="number">4.0f64</span>, <span class="op">-</span><span class="number">2</span>, <span class="number">0.0625</span>);
    496. 

  496. <span class="ident">check</span>(<span class="op">-</span><span class="number">1.0f64</span>, <span class="ident">std</span>::<span class="ident">i32</span>::<span class="ident">MIN</span>, <span class="number">1.0</span>);</pre>
    497. 

  497. </div></div>
    498. 

  498.                 <h2 id='foreign-impls' class='small-section-header'>
    499. 

  499.                   Implementations on Foreign Types<a href='#foreign-impls' class='anchor'></a>
    500. 

  500.                 </h2>
    501. 

  501.             <h3 id='impl-FloatCore' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl <a class="trait" href="../../num_traits/float/trait.FloatCore.html" title="trait num_traits::float::FloatCore">FloatCore</a> for <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.f32.html">f32</a></code><a href='#impl-FloatCore' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/float.rs.html#738-808' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><span class='docblock autohide'><div class='impl-items'><h4 id='method.infinity' class="method"><span id='infinity.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.infinity' class='fnname'>infinity</a>() -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#33-35' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.neg_infinity' class="method"><span id='neg_infinity.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.neg_infinity' class='fnname'>neg_infinity</a>() -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#33-35' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.nan' class="method"><span id='nan.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.nan' class='fnname'>nan</a>() -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#33-35' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.neg_zero' class="method"><span id='neg_zero.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.neg_zero' class='fnname'>neg_zero</a>() -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#33-35' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.min_value' class="method"><span id='min_value.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.min_value' class='fnname'>min_value</a>() -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#33-35' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.min_positive_value' class="method"><span id='min_positive_value.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.min_positive_value' class='fnname'>min_positive_value</a>() -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#33-35' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.epsilon' class="method"><span id='epsilon.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.epsilon' class='fnname'>epsilon</a>() -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#33-35' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.max_value' class="method"><span id='max_value.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.max_value' class='fnname'>max_value</a>() -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#33-35' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.integer_decode' class="method"><span id='integer_decode.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.integer_decode' class='fnname'>integer_decode</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">(</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u64.html">u64</a>, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i16.html">i16</a>, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i8.html">i8</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">)</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/float.rs.html#751-753' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.is_nan-1' class="method"><span id='is_nan.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.is_nan' class='fnname'>is_nan</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.is_infinite-1' class="method"><span id='is_infinite.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.is_infinite' class='fnname'>is_infinite</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.is_finite-1' class="method"><span id='is_finite.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.is_finite' class='fnname'>is_finite</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.is_normal-1' class="method"><span id='is_normal.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.is_normal' class='fnname'>is_normal</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.classify' class="method"><span id='classify.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.classify' class='fnname'>classify</a>(self) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/num/enum.FpCategory.html" title="enum core::num::FpCategory">FpCategory</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.floor-1' class="method"><span id='floor.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.floor' class='fnname'>floor</a>(self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.ceil-1' class="method"><span id='ceil.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.ceil' class='fnname'>ceil</a>(self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.round-1' class="method"><span id='round.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.round' class='fnname'>round</a>(self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.trunc-1' class="method"><span id='trunc.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.trunc' class='fnname'>trunc</a>(self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.fract-1' class="method"><span id='fract.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.fract' class='fnname'>fract</a>(self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.abs-1' class="method"><span id='abs.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.abs' class='fnname'>abs</a>(self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.signum-1' class="method"><span id='signum.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.signum' class='fnname'>signum</a>(self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.is_sign_positive-1' class="method"><span id='is_sign_positive.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.is_sign_positive' class='fnname'>is_sign_positive</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.is_sign_negative-1' class="method"><span id='is_sign_negative.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.is_sign_negative' class='fnname'>is_sign_negative</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.min-1' class="method"><span id='min.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.min' class='fnname'>min</a>(self, other: Self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.max-1' class="method"><span id='max.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.max' class='fnname'>max</a>(self, other: Self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.recip-1' class="method"><span id='recip.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.recip' class='fnname'>recip</a>(self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.powi-1' class="method"><span id='powi.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.powi' class='fnname'>powi</a>(self, n: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a>) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.to_degrees' class="method"><span id='to_degrees.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.to_degrees' class='fnname'>to_degrees</a>(self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.to_radians' class="method"><span id='to_radians.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.to_radians' class='fnname'>to_radians</a>(self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4></div></span><h3 id='impl-FloatCore-1' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl <a class="trait" href="../../num_traits/float/trait.FloatCore.html" title="trait num_traits::float::FloatCore">FloatCore</a> for <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.f64.html">f64</a></code><a href='#impl-FloatCore-1' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/float.rs.html#810-881' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><span class='docblock autohide'><div class='impl-items'><h4 id='method.infinity-1' class="method"><span id='infinity.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.infinity' class='fnname'>infinity</a>() -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#33-35' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.neg_infinity-1' class="method"><span id='neg_infinity.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.neg_infinity' class='fnname'>neg_infinity</a>() -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#33-35' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.nan-1' class="method"><span id='nan.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.nan' class='fnname'>nan</a>() -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#33-35' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.neg_zero-1' class="method"><span id='neg_zero.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.neg_zero' class='fnname'>neg_zero</a>() -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#33-35' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.min_value-1' class="method"><span id='min_value.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.min_value' class='fnname'>min_value</a>() -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#33-35' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.min_positive_value-1' class="method"><span id='min_positive_value.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.min_positive_value' class='fnname'>min_positive_value</a>() -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#33-35' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.epsilon-1' class="method"><span id='epsilon.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.epsilon' class='fnname'>epsilon</a>() -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#33-35' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.max_value-1' class="method"><span id='max_value.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.max_value' class='fnname'>max_value</a>() -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#33-35' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.integer_decode-1' class="method"><span id='integer_decode.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.integer_decode' class='fnname'>integer_decode</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">(</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u64.html">u64</a>, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i16.html">i16</a>, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i8.html">i8</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">)</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/float.rs.html#823-825' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.is_nan-2' class="method"><span id='is_nan.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.is_nan' class='fnname'>is_nan</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.is_infinite-2' class="method"><span id='is_infinite.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.is_infinite' class='fnname'>is_infinite</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.is_finite-2' class="method"><span id='is_finite.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.is_finite' class='fnname'>is_finite</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.is_normal-2' class="method"><span id='is_normal.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.is_normal' class='fnname'>is_normal</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.classify-1' class="method"><span id='classify.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.classify' class='fnname'>classify</a>(self) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/num/enum.FpCategory.html" title="enum core::num::FpCategory">FpCategory</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.floor-2' class="method"><span id='floor.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.floor' class='fnname'>floor</a>(self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.ceil-2' class="method"><span id='ceil.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.ceil' class='fnname'>ceil</a>(self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.round-2' class="method"><span id='round.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.round' class='fnname'>round</a>(self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.trunc-2' class="method"><span id='trunc.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.trunc' class='fnname'>trunc</a>(self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.fract-2' class="method"><span id='fract.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.fract' class='fnname'>fract</a>(self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.abs-2' class="method"><span id='abs.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.abs' class='fnname'>abs</a>(self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.signum-2' class="method"><span id='signum.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.signum' class='fnname'>signum</a>(self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.is_sign_positive-2' class="method"><span id='is_sign_positive.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.is_sign_positive' class='fnname'>is_sign_positive</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.is_sign_negative-2' class="method"><span id='is_sign_negative.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.is_sign_negative' class='fnname'>is_sign_negative</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.min-2' class="method"><span id='min.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.min' class='fnname'>min</a>(self, other: Self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.max-2' class="method"><span id='max.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.max' class='fnname'>max</a>(self, other: Self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.recip-2' class="method"><span id='recip.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.recip' class='fnname'>recip</a>(self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.powi-2' class="method"><span id='powi.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.powi' class='fnname'>powi</a>(self, n: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a>) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.to_degrees-1' class="method"><span id='to_degrees.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.to_degrees' class='fnname'>to_degrees</a>(self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><h4 id='method.to_radians-1' class="method"><span id='to_radians.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='#method.to_radians' class='fnname'>to_radians</a>(self) -&gt; Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/num_traits/macros.rs.html#9-11' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4></div></span>
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