added colors to names

tikz/venn-diagramm/venn-diagramm.tex

@@ -47,7 +47,7 @@
                 \end{itemize}
             \end{minipage}
           }
-          (0,-2) node[algebraicName] (C) {abelsche Gruppe}
+          (0,-2) node[algebraicName, purple] (C) {abelsche Gruppe}
           (2,-2) node[explanation]   (X) {
             \begin{minipage}{150\textwidth}
                 \tiny 
@@ -63,7 +63,7 @@
           (10,-6) node[example, draw=black, fill=black!15] (F) {$(\mathbb{N}_0, +)$}
           (12,-6) node[example, draw=black, fill=black!15] (G) {$(\mathbb{N}_0, \cdot)$}
 
-          (0,-4) node[algebraicName] (H) {Ring}
+          (0,-4) node[algebraicName, blue] (H) {Ring}
           (2,-4.1) node[explanation]   (X) {
             \begin{minipage}{150\textwidth}
                 \tiny 
@@ -78,7 +78,7 @@
           }
           (6,-4) node[example, draw=blue, fill=blue!15] (I) {$(\mathbb{Z}, +, \cdot)$}
 
-          (0,-5) node[algebraicName] (J) {K\"orper}
+          (0,-5) node[algebraicName, red] (J) {K\"orper}
           (2,-5) node[explanation]   (X) {
             \begin{minipage}{150\textwidth}
                 \tiny