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authorJoshua Baer <the.baer.joshua@gmail.ch>2021-04-12 21:51:55 +0200
committerJoshua Baer <the.baer.joshua@gmail.ch>2021-04-12 21:51:55 +0200
commit2db90bfe4b174570424c408f04000902411d8755 (patch)
treee297a6274ff748de27257bffd7097c6b362ba12d /vorlesungen/slides/7/semi.tex
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diff --git a/vorlesungen/slides/7/semi.tex b/vorlesungen/slides/7/semi.tex
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--- a/vorlesungen/slides/7/semi.tex
+++ b/vorlesungen/slides/7/semi.tex
@@ -1,117 +1,117 @@
-%
-% semi.tex -- Beispiele: semidirekte Produkte
-%
-% (c) 2021 Prof Dr Andreas Müller, OST Ostschweizer Fachhochschule
-%
-\bgroup
-\begin{frame}[t]
-\setlength{\abovedisplayskip}{5pt}
-\setlength{\belowdisplayskip}{5pt}
-\frametitle{Drehung/Skalierung und Verschiebung}
-\vspace{-20pt}
-\begin{columns}[t,onlytextwidth]
-\begin{column}{0.48\textwidth}
-\begin{block}{Skalierung und Verschiebung}
-Gruppe $G=\{(e^s,t)\;|\;s,t\in\mathbb{R}\}$
-\\
-Wirkung auf $\mathbb{R}$:
-\[
-x\mapsto \underbrace{e^s\cdot x}_{\text{Skalierung}} \mathstrut+ t
-\]
-\end{block}
-\end{column}
-\begin{column}{0.48\textwidth}
-\uncover<2->{%
-\begin{block}{Drehung und Verschiebung}
-Gruppe
-$G=
-\{ (\alpha,\vec{t})
-\;|\;
-\alpha\in\mathbb{R},\vec{t}\in\mathbb{R}^2
-\}$
-Wirkung auf $\mathbb{R}^2$:
-\[
-\vec{x}\mapsto \underbrace{D_\alpha \vec{x}}_{\text{Drehung}} \mathstrut+ \vec{t}
-\]
-\end{block}}
-\end{column}
-\end{columns}
-\vspace{-15pt}
-\begin{columns}[t,onlytextwidth]
-\begin{column}{0.48\textwidth}
-\uncover<3->{%
-\begin{block}{Verknüpfung}
-\vspace{-15pt}
-\begin{align*}
-(e^{s_1},t_1)(e^{s_2},t_2)x
-&\uncover<4->{=
-(e^{s_1},t_1)(e^{s_2}x+t_2)}
-\\
-&\uncover<5->{=
-e^{s_1+s_2}x + e^{s_1}t_2+t_1}
-\\
-\uncover<6->{
-(e^{s_1},t_1)(e^{s_2},t_2)
-&=
-(e^{s_1}e^{s_2},t_1+e^{s_1}t_2)}
-\end{align*}
-\end{block}}
-\end{column}
-\begin{column}{0.48\textwidth}
-\uncover<7->{%
-\begin{block}{Verknüpfung}
-\vspace{-15pt}
-\begin{align*}
-(\alpha_1,\vec{t}_1)
-(\alpha_2,\vec{t}_2)
-\vec{x}
-&\uncover<8->{=
-(\alpha_1,\vec{t}_1)(D_{\alpha_2}\vec{x}+\vec{t}_2)}
-\\
-&\uncover<9->{=D_{\alpha_1+\alpha_2}\vec{x} + D_{\alpha_1}\vec{t}_2+\vec{t}_1}
-\\
-\uncover<10->{
-(\alpha_1,\vec{t}_1)
-(\alpha_2,\vec{t}_2)
-&=
-(\alpha_1+\alpha_2, D_{\alpha_1}\vec{t}_2+\vec{t}_1)
-}
-\end{align*}
-\end{block}}
-\end{column}
-\end{columns}
-\vspace{-10pt}
-\begin{columns}[t,onlytextwidth]
-\begin{column}{0.48\textwidth}
-\uncover<11->{%
-\begin{block}{Matrixschreibweise}
-\vspace{-12pt}
-\[
-g=(e^s,t) =
-\begin{pmatrix}
-e^s&t\\
-0&1
-\end{pmatrix}
-\quad\text{auf}\quad
-\begin{pmatrix}x\\1\end{pmatrix}
-\]
-\end{block}}
-\end{column}
-\begin{column}{0.48\textwidth}
-\uncover<12->{%
-\begin{block}{Matrixschreibweise}
-\vspace{-12pt}
-\[
-g=(\alpha,\vec{t}) =
-\begin{pmatrix}
-D_{\alpha}&\vec{t}\\
-0&1
-\end{pmatrix}
-\quad\text{auf}\quad
-\begin{pmatrix}\vec{x}\\1\end{pmatrix}
-\]
-\end{block}}
-\end{column}
-\end{columns}
-\end{frame}
-\egroup
+%
+% semi.tex -- Beispiele: semidirekte Produkte
+%
+% (c) 2021 Prof Dr Andreas Müller, OST Ostschweizer Fachhochschule
+%
+\bgroup
+\begin{frame}[t]
+\setlength{\abovedisplayskip}{5pt}
+\setlength{\belowdisplayskip}{5pt}
+\frametitle{Drehung/Skalierung und Verschiebung}
+\vspace{-20pt}
+\begin{columns}[t,onlytextwidth]
+\begin{column}{0.48\textwidth}
+\begin{block}{Skalierung und Verschiebung}
+Gruppe $G=\{(e^s,t)\;|\;s,t\in\mathbb{R}\}$
+\\
+Wirkung auf $\mathbb{R}$:
+\[
+x\mapsto \underbrace{e^s\cdot x}_{\text{Skalierung}} \mathstrut+ t
+\]
+\end{block}
+\end{column}
+\begin{column}{0.48\textwidth}
+\uncover<2->{%
+\begin{block}{Drehung und Verschiebung}
+Gruppe
+$G=
+\{ (\alpha,\vec{t})
+\;|\;
+\alpha\in\mathbb{R},\vec{t}\in\mathbb{R}^2
+\}$
+Wirkung auf $\mathbb{R}^2$:
+\[
+\vec{x}\mapsto \underbrace{D_\alpha \vec{x}}_{\text{Drehung}} \mathstrut+ \vec{t}
+\]
+\end{block}}
+\end{column}
+\end{columns}
+\vspace{-15pt}
+\begin{columns}[t,onlytextwidth]
+\begin{column}{0.48\textwidth}
+\uncover<3->{%
+\begin{block}{Verknüpfung}
+\vspace{-15pt}
+\begin{align*}
+(e^{s_1},t_1)(e^{s_2},t_2)x
+&\uncover<4->{=
+(e^{s_1},t_1)(e^{s_2}x+t_2)}
+\\
+&\uncover<5->{=
+e^{s_1+s_2}x + e^{s_1}t_2+t_1}
+\\
+\uncover<6->{
+(e^{s_1},t_1)(e^{s_2},t_2)
+&=
+(e^{s_1}e^{s_2},t_1+e^{s_1}t_2)}
+\end{align*}
+\end{block}}
+\end{column}
+\begin{column}{0.48\textwidth}
+\uncover<7->{%
+\begin{block}{Verknüpfung}
+\vspace{-15pt}
+\begin{align*}
+(\alpha_1,\vec{t}_1)
+(\alpha_2,\vec{t}_2)
+\vec{x}
+&\uncover<8->{=
+(\alpha_1,\vec{t}_1)(D_{\alpha_2}\vec{x}+\vec{t}_2)}
+\\
+&\uncover<9->{=D_{\alpha_1+\alpha_2}\vec{x} + D_{\alpha_1}\vec{t}_2+\vec{t}_1}
+\\
+\uncover<10->{
+(\alpha_1,\vec{t}_1)
+(\alpha_2,\vec{t}_2)
+&=
+(\alpha_1+\alpha_2, D_{\alpha_1}\vec{t}_2+\vec{t}_1)
+}
+\end{align*}
+\end{block}}
+\end{column}
+\end{columns}
+\vspace{-10pt}
+\begin{columns}[t,onlytextwidth]
+\begin{column}{0.48\textwidth}
+\uncover<11->{%
+\begin{block}{Matrixschreibweise}
+\vspace{-12pt}
+\[
+g=(e^s,t) =
+\begin{pmatrix}
+e^s&t\\
+0&1
+\end{pmatrix}
+\quad\text{auf}\quad
+\begin{pmatrix}x\\1\end{pmatrix}
+\]
+\end{block}}
+\end{column}
+\begin{column}{0.48\textwidth}
+\uncover<12->{%
+\begin{block}{Matrixschreibweise}
+\vspace{-12pt}
+\[
+g=(\alpha,\vec{t}) =
+\begin{pmatrix}
+D_{\alpha}&\vec{t}\\
+0&1
+\end{pmatrix}
+\quad\text{auf}\quad
+\begin{pmatrix}\vec{x}\\1\end{pmatrix}
+\]
+\end{block}}
+\end{column}
+\end{columns}
+\end{frame}
+\egroup