fixed legend

tikz/evaluation-tree/Makefile

@@ -1,6 +1,7 @@
 SOURCE = evaluation-tree
 DELAY = 80
 DENSITY = 300
+WIDTH = 500
 
 make:
 	pdflatex $(SOURCE).tex -output-format=pdf
@@ -14,6 +15,11 @@ gif:
 	convert -verbose -delay $(DELAY) -loop 0 -density $(DENSITY) $(SOURCE)-crop.pdf $(SOURCE).gif
 	make clean
 
+png:
+	make
+	make svg
+	inkscape $(SOURCE).svg -w $(WIDTH) --export-png=$(SOURCE).png
+
 transparentGif:
 	convert $(SOURCE).pdf -transparent white result.gif
 	make clean

tikz/faktorraum/Makefile

@@ -0,0 +1,31 @@
+SOURCE = faktorraum
+DELAY = 80
+DENSITY = 300
+WIDTH = 500
+
+make:
+	pdflatex $(SOURCE).tex -output-format=pdf
+	make clean
+
+clean:
+	rm -rf  $(TARGET) *.class *.html *.log *.aux
+
+gif:
+	pdfcrop $(SOURCE).pdf
+	convert -verbose -delay $(DELAY) -loop 0 -density $(DENSITY) $(SOURCE)-crop.pdf $(SOURCE).gif
+	make clean
+
+png:
+	make
+	make svg
+	inkscape $(SOURCE).svg -w $(WIDTH) --export-png=$(SOURCE).png
+
+transparentGif:
+	convert $(SOURCE).pdf -transparent white result.gif
+	make clean
+
+svg:
+	#inkscape $(SOURCE).pdf --export-plain-svg=$(SOURCE).svg
+	pdf2svg $(SOURCE).pdf $(SOURCE).svg
+	# Necessary, as pdf2svg does not always create valid svgs:
+	inkscape $(SOURCE).svg --export-plain-svg=$(SOURCE).svg

tikz/faktorraum/faktorraum.tex

@@ -0,0 +1,45 @@
+\documentclass{article}
+\usepackage[pdftex,active,tightpage]{preview}
+\setlength\PreviewBorder{2mm}
+
+\usepackage{amsmath}
+\usepackage{pgfplots}
+\usepackage{tikz}
+\usetikzlibrary{arrows, positioning, calc,matrix}
+ 
+\begin{document}
+\begin{preview}
+\begin{tikzpicture}
+    \begin{axis}[
+        width=10cm, height=10cm,     % size of the image
+        axis lines=middle,
+        grid = major,
+        grid style={dashed, gray!30},
+        %xmode=log,log basis x=10,
+        %ymode=log,log basis y=10,
+        xmin=-100,     % start the diagram at this x-coordinate
+        xmax= 100,     % end   the diagram at this x-coordinate
+        ymin=-100,     % start the diagram at this y-coordinate
+        ymax= 100,     % end   the diagram at this y-coordinate
+        /pgfplots/xtick={-100,-80,...,100},
+        /pgfplots/ytick={-100,-80,...,100},
+        tick align=outside,
+        legend pos= north west,
+        legend cell align=left,
+        legend style={legend pos=north west,font=\tiny}]
+ 
+      \addplot[domain=-100:100, red, thick]  {x};
+      \addlegendentry{$\begin{pmatrix}0\\0\end{pmatrix} + U$};
+
+      \addplot[domain=-100:100, blue, thick] {x + 12}; 
+      \addlegendentry{$\begin{pmatrix}0\\12\end{pmatrix} + U$};
+
+      \addplot[domain=-100:100, purple, thick] {x - 42};
+      \addlegendentry{$\begin{pmatrix}0\\-42\end{pmatrix} + U$};
+
+      \addplot[domain=-100:100, lime, thick] {x + 50}; 
+      \addlegendentry{$\begin{pmatrix}0\\50\end{pmatrix} + U$};
+    \end{axis} 
+\end{tikzpicture}
+\end{preview}
+\end{document}