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authorAndreas Müller <andreas.mueller@ost.ch>2021-04-11 10:30:05 +0200
committerAndreas Müller <andreas.mueller@ost.ch>2021-04-11 10:30:05 +0200
commit15881729aa3f1293d546a1692a02094ed3f24e2b (patch)
tree7a051091d6f507ad3ab28dbd227206ad1288f368 /vorlesungen/slides/7/dg.tex
parentphasen (diff)
downloadSeminarMatrizen-15881729aa3f1293d546a1692a02094ed3f24e2b.tar.gz
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phases
Diffstat (limited to '')
-rw-r--r--vorlesungen/slides/7/dg.tex36
1 files changed, 24 insertions, 12 deletions
diff --git a/vorlesungen/slides/7/dg.tex b/vorlesungen/slides/7/dg.tex
index 36b1ade..a99cebb 100644
--- a/vorlesungen/slides/7/dg.tex
+++ b/vorlesungen/slides/7/dg.tex
@@ -15,29 +15,35 @@
Ableitung von $\gamma(t)$ an der Stelle $t$:
\begin{align*}
\dot{\gamma}(t)
-&=
+&\uncover<2->{=
\frac{d}{d\tau}\gamma(\tau)\bigg|_{\tau=t}
+}
\\
-&=
+&\uncover<3->{=
\frac{d}{ds}
\gamma(t+s)
\bigg|_{s=0}
+}
\\
-&=
+&\uncover<4->{=
\frac{d}{ds}
\gamma(t)\gamma(s)
\bigg|_{s=0}
+}
\\
-&=
+&\uncover<5->{=
\gamma(t)
\frac{d}{ds}
\gamma(s)
\bigg|_{s=0}
-=
+}
+\uncover<6->{=
\gamma(t) \dot{\gamma}(0)
+}
\end{align*}
\end{block}
\vspace{-10pt}
+\uncover<7->{%
\begin{block}{Differentialgleichung}
\vspace{-10pt}
\[
@@ -47,33 +53,39 @@ Ableitung von $\gamma(t)$ an der Stelle $t$:
\quad
A=\dot{\gamma}(0)\in LG
\]
-\end{block}
+\end{block}}
\end{column}
\begin{column}{0.50\textwidth}
+\uncover<8->{%
\begin{block}{Lösung}
Exponentialfunktion
\[
\exp\colon LG\to G : A \mapsto \exp(At) = \sum_{k=0}^\infty \frac{t^k}{k!}A^k
\]
-\end{block}
+\end{block}}
\vspace{-5pt}
+\uncover<9->{%
\begin{block}{Kontrolle: Tangentialvektor berechnen}
\vspace{-10pt}
\begin{align*}
\frac{d}{dt}e^{At}
-&=
+&\uncover<10->{=
\sum_{k=1}^\infty A^k \frac{d}{dt} t^{k}{k!}
+}
\\
-&=
+&\uncover<11->{=
\sum_{k=1}^\infty A^{k-1}\frac{t^{k-1}}{(k-1)!} A
+}
\\
-&=
+&\uncover<12->{=
\sum_{k=0} A^k\frac{t^k}{k!}
A
-=
+}
+\uncover<13->{=
e^{At} A
+}
\end{align*}
-\end{block}
+\end{block}}
\end{column}
\end{columns}
\end{frame}