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author | Andreas Müller <andreas.mueller@ost.ch> | 2021-03-13 10:48:55 +0100 |
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committer | Andreas Müller <andreas.mueller@ost.ch> | 2021-03-13 10:48:55 +0100 |
commit | ac7015feefad911eb609c5ab032d234cb654ef4d (patch) | |
tree | b33145e121807355465201420c92424e75aff116 /vorlesungen/slides/8/pfade/adjazenz.tex | |
parent | new slides (diff) | |
download | SeminarMatrizen-ac7015feefad911eb609c5ab032d234cb654ef4d.tar.gz SeminarMatrizen-ac7015feefad911eb609c5ab032d234cb654ef4d.zip |
add new slides
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-rw-r--r-- | vorlesungen/slides/8/pfade/adjazenz.tex | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/vorlesungen/slides/8/pfade/adjazenz.tex b/vorlesungen/slides/8/pfade/adjazenz.tex new file mode 100644 index 0000000..f923262 --- /dev/null +++ b/vorlesungen/slides/8/pfade/adjazenz.tex @@ -0,0 +1,97 @@ +% +% adjazenz.tex +% +% (c) 2019 Prof Dr Andreas Müller, Hochschule Rapperswil +% +\bgroup +\definecolor{darkred}{rgb}{0.5,0,0} +\begin{frame}[fragile] +\newboolean{pfeilspitzen} +\setboolean{pfeilspitzen}{true} +\frametitle{Adjazenz-Matrix} + +\begin{columns}[t] +\begin{column}{0.48\hsize} +\begin{center} +\begin{tikzpicture}[>=latex] + +\def\r{2.2} +\coordinate (A) at ({\r*cos(-54+0*72)},{\r*sin(-54+0*72)}); +\coordinate (C) at ({\r*cos(-54+1*72)},{\r*sin(-54+1*72)}); +\coordinate (D) at ({\r*cos(-54+2*72)},{\r*sin(-54+2*72)}); +\coordinate (B) at ({\r*cos(-54+3*72)},{\r*sin(-54+3*72)}); +\coordinate (E) at ({\r*cos(-54+4*72)},{\r*sin(-54+4*72)}); + +\def\knoten#1#2{ + \fill[color=white] #1 circle[radius=0.3]; + \draw[line width=1pt] #1 circle[radius=0.3]; + \node at #1 {$#2$}; +} + +\def\kante#1#2#3{ + \ifthenelse{\boolean{pfeilspitzen}}{ + \draw[->,line width=1pt,shorten >= 0.3cm,shorten <= 0.3cm] + #1 -- #2; + }{ + \draw[line width=1pt,shorten >= 0.3cm,shorten <= 0.3cm] + #1 -- #2; + } +% \fill[color=white,opacity=0.7] ($0.5*#1+0.5*#2$) circle[radius=0.22]; +% \node at ($0.5*#1+0.5*#2$) {$#3$}; +} + +\kante{(A)}{(E)}{1} +\kante{(B)}{(C)}{2} +\kante{(B)}{(D)}{13} +\kante{(C)}{(A)}{3} +\kante{(D)}{(C)}{6} +\kante{(E)}{(B)}{5} +\kante{(E)}{(D)}{6} + +\knoten{(A)}{1} +\knoten{(B)}{2} +\knoten{(C)}{3} +\knoten{(D)}{4} +\knoten{(E)}{5} + +\end{tikzpicture} +\end{center} +\end{column} +\begin{column}{0.48\hsize} +\[ +a_{{\color{darkred}i}{\color{blue}j}} += +\begin{cases} +1&\quad\text{\# Kanten von ${\color{blue}j}$ nach ${\color{darkred}i}$}\\ +0&\quad\text{sonst} +\end{cases} +\] +\begin{center} +\begin{tikzpicture}[>=latex] +\node at (0,0) {$\displaystyle +A= +\begin{pmatrix} +0&0&1&0&0\\ +0&0&0&0&1\\ +0&1&0&1&0\\ +0&1&0&0&1\\ +1&0&0&0&0 +\end{pmatrix} +$}; +\def\s{0.54} +\foreach \x in {1,...,5}{ + \node[color=blue] at ({-0.71+(\x-1)*\s},1.4) {\tiny $\x$}; +} +\node[color=blue] at ({-0.71+2*\s},1.7) {von}; +\def\r{0.48} +\foreach \y in {1,...,5}{ + \node[color=darkred] at ({-0.71+5*\s},{0.02+(3-\y)*\r}) {\tiny $\y$}; +} +\node[color=darkred] at ({-0.4+5*\s},{0.02}) [rotate=90] {nach}; +\end{tikzpicture} +\end{center} +\end{column} +\end{columns} + +\end{frame} +\egroup |