From 77b274d37031641a160f11cb37f6bf03aead442f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andreas=20M=C3=BCller?= <andreas.mueller@othello.ch>
Date: Tue, 16 Feb 2021 18:41:02 +0100
Subject: start making slides

---
 vorlesungen/slides/0/intro.tex | 98 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 vorlesungen/slides/0/intro.tex

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diff --git a/vorlesungen/slides/0/intro.tex b/vorlesungen/slides/0/intro.tex
new file mode 100644
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+++ b/vorlesungen/slides/0/intro.tex
@@ -0,0 +1,98 @@
+%
+% intro.tex
+%
+% (c) 2020 Prof Dr Andreas Müller, Hochschule Rapperswil
+%
+\bgroup
+
+\definecolor{darkgreen}{rgb}{0,0.6,0}
+\def\r{4}
+
+\def\rad#1{
+\begin{scope}[rotate=#1]
+\fill[color=blue!20] (0,0) -- (-60:\r) arc (-60:60:\r) -- cycle;
+\fill[color=darkgreen!20] (0,0) -- (60:\r) arc (60:180:\r) -- cycle;
+\fill[color=orange!20] (0,0) -- (180:\r) arc (180:300:\r) -- cycle;
+
+\node[color=darkgreen] at (120:3.7) [rotate={#1+30}] {Algebra};
+\node[color=orange] at (240:3.7) [rotate={#1+150}] {Analysis};
+\node[color=blue] at (0:3.7) [rotate={#1-90}] {Zerlegung};
+\end{scope}
+}
+
+\begin{frame}
+\frametitle{Intro --- Matrizen}
+
+\vspace{-25pt}
+\begin{center}
+\begin{tikzpicture}[>=latex,thick]
+
+\only<1-8>{
+	\rad{-30}
+	\only<2->{ \node at (90:3.0) {Rechenregeln $A^2+A+I=0$}; }
+	\only<3->{ \node at (90:2.5) {Polynome $\chi_A(A)=0$, $m_A(A)=0$}; }
+	\only<4->{ \node at (90:2.0) {Projektion: $P^2=P$}; }
+	\only<5->{ \node at (90:1.5) {nilpotent: $N^k=0$}; }
+}
+
+\only<9-14>{
+	\rad{90}
+	\only<10->{ \node at (90:2.7) {Eigenbasis: $A=\sum \lambda_k P_k$}; }
+	\only<11->{ \node at (90:2.2) {Invariante Räume:
+		$AV\subset V, AV^\perp\subset V^\perp$}; }
+}
+
+\only<15-22>{
+	\rad{210}
+	\only<16->{ \node at (90:3.3) {Symmetrien}; }
+	\only<17->{ \node at (90:2.8) {Skalarprodukt erhalten:
+		$\operatorname{SO}(n)$}; }
+	\only<18->{ \node at (90:2.3) {Konstant $\Rightarrow$ Ableitung $=0$}; }
+	\only<19->{ \node at (90:1.5) {$\displaystyle \exp(A)
+		= \sum_{k=0}^\infty \frac{A^k}{k!}$};
+	}
+}
+
+\fill[color=red!20] (0,0) circle[radius=1.0];
+\node at (0,0.25) {Matrizen};
+\node at (0,-0.25) {$M_{m\times n}(\Bbbk)$};
+
+\uncover<6->{
+	\node[color=darkgreen] at (4.3,3.4) [right] {Algebra};
+	\node at (4.3,2.2) [right] {\begin{minipage}{5cm}
+	\begin{itemize}
+	\item<6-> Algebraische Strukturen
+	\item<7-> Polynome, Teilbarkeit
+	\item<8-> Minimalpolynom
+	\end{itemize}
+	\end{minipage}};
+}
+
+\uncover<12->{
+	\node[color=blue] at (4.3,0.8) [right] {Zerlegung};
+	\node at (4.3,-0.4) [right] {\begin{minipage}{5cm}
+	\begin{itemize}
+	\item<12-> Eigenvektoren, -räume
+	\item<13-> Projektionen, Drehungen
+	\item<14-> Invariante Unterräume
+	\end{itemize}
+	\end{minipage}};
+}
+
+\uncover<20->{
+	\node[color=orange] at (4.3,-1.8) [right] {Analysis};
+	\node at (4.3,-3.0) [right] {\begin{minipage}{6cm}
+	\begin{itemize}
+	\item<20-> Symmetrien
+	\item<21-> Matrix-DGL
+	\item<22-> Matrix-Potenzreihen
+	\end{itemize}
+	\end{minipage}};
+}
+
+\end{tikzpicture}
+\end{center}
+
+\end{frame}
+
+\egroup
-- 
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