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TikZ'en eines Bildes und Bemerkungen
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@ -40,3 +40,4 @@ in dem Erstellen dieses Skripts steckt:
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|21.01.2014 | 19:30 - 21:30 | Digitalisieren der Vorlesung von 21.01.2014
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|22.01.2014 | 06:00 - 06:30 | TikZ'en eines Bildes
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|22.01.2014 | 07:15 - 07:35 | TikZ'en eines Bildes
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|22.01.2014 | 00:00 - 10:00 | TikZ'en eines Bildes und Bemerkungen
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@ -649,8 +649,8 @@ Der Flächeninhalt eines Dreiecks ist $\nicefrac{1}{2} \cdot \text{Grundseite} \
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\begin{figure}
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\centering
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\input{figures/todo.tex}
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\caption{Flächenberechnung im Dreiecks (Bild 7)}
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\input{figures/triangle-3.tex}
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\caption{$\triangle ABL_a$ und $\triangle C{L_C}B$ sind ähnlich, weil $\IWS = \pi$}
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\label{fig:flaechenberechnung-dreieck-2}
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\end{figure}
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@ -684,7 +684,7 @@ $\overset{\text{Strahlensatz}}{\Rightarrow} \frac{a}{h_c} = \frac{c}{h_a} \right
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$X=\mdr^2$, $d = \text{euklidischer Abstand}$, $G = \text{Menge der üblichen Geraden}$.
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\end{satz}
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\begin{beweis}
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\begin{beweis}\leavevmode
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\begin{enumerate}[label=(\roman*)]
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\item $(\mdr^2, d_\text{Euklid})$ ist offensichtlich eine euklidische Ebene.
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\item Sei $(X,d)$ eine euklidische Ebene und $g_1, g_2$ Geraden
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@ -10,8 +10,8 @@ Die Kurz-URL des Projekts lautet \href{http://tinyurl.com/GeoTopo}{tinyurl.com/G
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An dieser Stelle möchte ich noch Herrn Prof. Dr. Herrlich
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für einige Korrekturvorschläge und einen gut strukturierten
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Tafelanschrieb danken, der als Vorlage für dieses Skript diente.
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Vielen Dank auch an Frau Lenz, die es mir erlaubt hat, ihre
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Übungsaufgaben und Lösungen zu benutzen.
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Vielen Dank auch an Frau Lenz und Frau Randecker, die es mir erlaubt
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haben, ihre Übungsaufgaben und Lösungen zu benutzen.
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\textbf{Was ist Topologie?}
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39
documents/GeoTopo/figures/triangle-3.tex
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39
documents/GeoTopo/figures/triangle-3.tex
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@ -0,0 +1,39 @@
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\begin{tikzpicture}
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\tkzSetUpPoint[shape=circle,size=10,color=black,fill=black]
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\tkzSetUpLine[line width=1]
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\tkzDefPoints{0/0/A, 4/0/B, 3/3/C}
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\tkzDefLine[orthogonal=through A,/tikz/overlay](B,C) \tkzGetPoint{helper}
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\tkzInterLL(B,C)(A,helper) \tkzGetPoint{La}
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\tkzDefLine[orthogonal=through C,/tikz/overlay](A,B) \tkzGetPoint{helper}
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\tkzInterLL(A,B)(C,helper) \tkzGetPoint{Lc}
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\tkzInterLL(A,La)(C,Lc) \tkzGetPoint{orthocenter}
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\tkzMarkAngle[arc=l,size=1.0cm,color=red,fill=red!20](B,A,La)
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\tkzLabelAngle[pos=0.8](B,A,La){$\alpha$}
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\tkzMarkAngle[arc=l,size=1.0cm,color=red,fill=red!20](Lc,C,B)
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\tkzLabelAngle[pos=0.8](Lc,C,B){$\alpha$}
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\tkzMarkAngle[arc=ll,size=0.6cm,color=green,fill=green!20](A,orthocenter,Lc)
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\tkzLabelAngle[pos=0.4](A,orthocenter,Lc){$\gamma$}
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\tkzMarkAngle[arc=ll,size=0.4cm,color=green,fill=green!20](La,orthocenter,C)
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\tkzLabelAngle[pos=0.2](La,orthocenter,C){$\gamma$}
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\tkzDrawPolygon(A,B,C)
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\node at ($(A)+(-0.47,-0.2)$){$A$};
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\node at ($(B)+(0.35,-0.2)$) {$B$}; % \tkzLabelPoint[below](B){$B$} is not accurate enough
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\node at ($(C)+(0.05,0.3)$) {$C$};
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\node at ($(La)+(0.25,0.1)$) {$L_A$};
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\node at ($(Lc)+(0,-0.25)$) {$L_C$};
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\tkzDrawSegment(C,Lc)
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\tkzDrawSegments(A,La)
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\tkzDrawPolygon[pattern=north east lines](A,B,La)
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\tkzDrawPolygon[pattern=north west lines](Lc,B,C)
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\tkzDrawPoints(A,B,C,La,Lc)
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%\tkzLabelSegment[pos=0.7,below](A,B){$c$}
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\end{tikzpicture}
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31
tikz/triangle-3/Makefile
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31
tikz/triangle-3/Makefile
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@ -0,0 +1,31 @@
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SOURCE = triangle-3
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DELAY = 80
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DENSITY = 300
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WIDTH = 512
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make:
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pdflatex $(SOURCE).tex -output-format=pdf
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make clean
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clean:
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rm -rf $(TARGET) *.class *.html *.log *.aux *.data *.gnuplot
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gif:
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pdfcrop $(SOURCE).pdf
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convert -verbose -delay $(DELAY) -loop 0 -density $(DENSITY) $(SOURCE)-crop.pdf $(SOURCE).gif
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make clean
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png:
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make
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make svg
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inkscape $(SOURCE).svg -w $(WIDTH) --export-png=$(SOURCE).png
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transparentGif:
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convert $(SOURCE).pdf -transparent white result.gif
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make clean
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svg:
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#inkscape $(SOURCE).pdf --export-plain-svg=$(SOURCE).svg
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pdf2svg $(SOURCE).pdf $(SOURCE).svg
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# Necessary, as pdf2svg does not always create valid svgs:
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inkscape $(SOURCE).svg --export-plain-svg=$(SOURCE).svg
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3
tikz/triangle-3/Readme.md
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3
tikz/triangle-3/Readme.md
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@ -0,0 +1,3 @@
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Compiled example
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----------------
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BIN
tikz/triangle-3/triangle-3.png
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tikz/triangle-3/triangle-3.png
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47
tikz/triangle-3/triangle-3.tex
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47
tikz/triangle-3/triangle-3.tex
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\documentclass[varwidth=true, border=2pt]{standalone}
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\usepackage{tkz-euclide}
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\usepackage{tikz}
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\usetikzlibrary{patterns}
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\begin{document}
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\usetkzobj{all}
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\begin{tikzpicture}
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\tkzSetUpPoint[shape=circle,size=10,color=black,fill=black]
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\tkzSetUpLine[line width=1]
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\tkzDefPoints{0/0/A, 4/0/B, 3/3/C}
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\tkzDefLine[orthogonal=through A,/tikz/overlay](B,C) \tkzGetPoint{helper}
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\tkzInterLL(B,C)(A,helper) \tkzGetPoint{La}
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\tkzDefLine[orthogonal=through C,/tikz/overlay](A,B) \tkzGetPoint{helper}
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\tkzInterLL(A,B)(C,helper) \tkzGetPoint{Lc}
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\tkzInterLL(A,La)(C,Lc) \tkzGetPoint{orthocenter}
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\tkzMarkAngle[arc=l,size=1.0cm,color=red,fill=red!20](B,A,La)
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\tkzLabelAngle[pos=0.8](B,A,La){$\alpha$}
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\tkzMarkAngle[arc=l,size=1.0cm,color=red,fill=red!20](Lc,C,B)
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\tkzLabelAngle[pos=0.8](Lc,C,B){$\alpha$}
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\tkzMarkAngle[arc=ll,size=0.6cm,color=green,fill=green!20](A,orthocenter,Lc)
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\tkzLabelAngle[pos=0.4](A,orthocenter,Lc){$\gamma$}
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\tkzMarkAngle[arc=ll,size=0.4cm,color=green,fill=green!20](La,orthocenter,C)
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\tkzLabelAngle[pos=0.2](La,orthocenter,C){$\gamma$}
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\tkzDrawPolygon(A,B,C)
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\node at ($(A)+(-0.47,-0.2)$){$A$};
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\node at ($(B)+(0.35,-0.2)$) {$B$}; % \tkzLabelPoint[below](B){$B$} is not accurate enough
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\node at ($(C)+(0.05,0.3)$) {$C$};
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\node at ($(La)+(0.25,0.1)$) {$L_A$};
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\node at ($(Lc)+(0,-0.25)$) {$L_C$};
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\tkzDrawSegment(C,Lc)
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\tkzDrawSegments(A,La)
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\tkzDrawPolygon[pattern=north east lines](A,B,La)
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\tkzDrawPolygon[pattern=north west lines](Lc,B,C)
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\tkzDrawPoints(A,B,C,La,Lc)
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%\tkzLabelSegment[pos=0.7,below](A,B){$c$}
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\end{tikzpicture}
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\end{document}
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