Pushout über KVR
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4 changed files with 30 additions and 4 deletions
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@ -535,9 +535,35 @@ aussehen können.
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(W) edge[blue, bend left] (T)
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(W) edge[blue, bend left] (T)
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(P) edge[dotted] (T)
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(P) edge[dotted] (T)
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;
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;
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\end{tikzpicture}
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\end{tikzpicture}
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\end{center}
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\end{center}
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\caption{Das kommutative Diagramm für einen Pushout.}
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\caption{Das kommutative Diagramm für einen Pushout.}
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\end{figure}
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\end{figure}
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\end{definition}
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\end{definition}
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\begin{example}{Pushout über \cat{K-VR}\\}
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Betrachte folgendes kommutatives Diagramm:
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\begin{center}
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\begin{tikzpicture}
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\node (X) at (0,0){$X$};
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\node (V) at (0,-2){$V$};
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\node (W) at (2,0){$W$};
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\node[red] (P) at (2,-2){$V\coprod_X W$};
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\node[blue] (T) at (3,-3){$T$};
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\draw
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(X) edge node[left]{$f_V$} (V)
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(X) edge node[above]{$f_W$}(W)
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(V) edge[red] (P)
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(W) edge[red] (P)
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(V) edge[blue, bend right] node[below]{$g_V$} (T)
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(W) edge[blue, bend left] node[right]{$g_W$}(T)
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(P) edge[dotted] node[above]{$\varphi$} (T)
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;
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\end{tikzpicture}
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\end{center}
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Wobei $V\coprod_X W:=\{(v,w)\in V\times W\}_{/U}$ mit $U=\{(-f_V(x),f_W(x))|x\in X\}$\\
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$V\mapsto V\coprod_X W$ ist definiert als $v\mapsto [(v,0)]$ und\\
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$\varphi: V\coprod_X W\mapsto T$ ist definiert als $[(v,w)]\mapsto g_V(v)+g_W(w)$
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\end{example}
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@ -5,7 +5,7 @@
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\huge Eine Einführung in die Kategorientheorie\\
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\huge Eine Einführung in die Kategorientheorie\\
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\vspace{15mm}
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\vspace{15mm}
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\Large
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\Large
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Nach einem Vortrag von Leonid Grau am 26.09.2022\\
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Nach einem Vortrag von Leonid Grau vom 26.09.2022\\
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\vspace{30mm}
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\vspace{30mm}
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Fassung vom \today
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Fassung vom \today
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\end{center}
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\end{center}
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BIN
main.pdf
BIN
main.pdf
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2
main.tex
2
main.tex
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@ -1,7 +1,7 @@
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\documentclass[11pt]{article}
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\documentclass[11pt]{article}
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\usepackage[ngerman]{babel}
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\usepackage[ngerman]{babel}
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\usepackage[T1]{fontenc}
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\usepackage[T1]{fontenc}
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\usepackage{biolinum}
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\usepackage[sfdefault]{biolinum}
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\usepackage[a4paper]{geometry}
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\usepackage[a4paper]{geometry}
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\usepackage{amssymb}
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\usepackage{amssymb}
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\usepackage{amsthm}
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\usepackage{amsthm}
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