From 80416f0ab893f2b80a01be4acc13bd03c7a03682 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andreas=20M=C3=BCller?= Date: Thu, 20 May 2021 10:09:26 +0200 Subject: add new slides --- vorlesungen/slides/9/parrondo/erwartung.tex | 76 +++++++++++++++++++++++++++++ 1 file changed, 76 insertions(+) create mode 100644 vorlesungen/slides/9/parrondo/erwartung.tex (limited to 'vorlesungen/slides/9/parrondo/erwartung.tex') diff --git a/vorlesungen/slides/9/parrondo/erwartung.tex b/vorlesungen/slides/9/parrondo/erwartung.tex new file mode 100644 index 0000000..67bb61d --- /dev/null +++ b/vorlesungen/slides/9/parrondo/erwartung.tex @@ -0,0 +1,76 @@ +% +% erwartung.tex -- slide template +% +% (c) 2021 Prof Dr Andreas Müller, OST Ostschweizer Fachhochschule +% +\bgroup +\begin{frame}[t] +\setlength{\abovedisplayskip}{5pt} +\setlength{\belowdisplayskip}{5pt} +\frametitle{Erwartung} +\vspace{-20pt} +\begin{columns}[t,onlytextwidth] +\begin{column}{0.48\textwidth} +\begin{block}{Zufallsvariable} +\begin{center} +\[ +\begin{array}{c|c} +\text{Werte $X$}&\text{Wahrscheinlichkeit $p$}\\ +\hline +x_1&p_1=P(X=x_1)\\ +x_2&p_2=P(X=x_2)\\ +\vdots&\vdots\\ +x_n&p_n=P(X=x_n) +\end{array} +\] +\end{center} +\end{block} +\begin{block}{Einervektoren/-matrizen} +\[ +U=\begin{pmatrix} +1&1&\dots&1\\ +1&1&\dots&1\\ +\vdots&\vdots&\ddots&\vdots\\ +1&1&\dots&1 +\end{pmatrix} +\in +M_{n\times m}(\Bbbk) +\] +\end{block} +\end{column} +\begin{column}{0.48\textwidth} +\begin{block}{Erwartungswerte} +\begin{align*} +E(X) +&= +\sum_i x_ip_i += +x^tp += +U^t x\odot p +\\ +E(X^2) +&= +\sum_i x_i^2p_i += +(x\odot x)^tp += +U^t (x\odot x) \odot p +\\ +E(X^k) +&= +\sum_i x_i^kp_i += +U^t x^{\odot k}\odot p +\end{align*} +Substitution: +\begin{align*} +\sum_i &\to U^t\\ +x_i^k &\to x^{\odot k} +\end{align*} +Kann für Übergangsmatrizen von Markov-Ketten verallgemeinert werden +\end{block} +\end{column} +\end{columns} +\end{frame} +\egroup -- cgit v1.2.1 From d3b772e811ac42cb912cce367b8e7bee07881084 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andreas=20M=C3=BCller?= Date: Thu, 20 May 2021 20:24:26 +0200 Subject: add slides --- vorlesungen/slides/9/parrondo/erwartung.tex | 41 ++++++++++++++++------------- 1 file changed, 23 insertions(+), 18 deletions(-) (limited to 'vorlesungen/slides/9/parrondo/erwartung.tex') diff --git a/vorlesungen/slides/9/parrondo/erwartung.tex b/vorlesungen/slides/9/parrondo/erwartung.tex index 67bb61d..b58c37f 100644 --- a/vorlesungen/slides/9/parrondo/erwartung.tex +++ b/vorlesungen/slides/9/parrondo/erwartung.tex @@ -25,6 +25,7 @@ x_n&p_n=P(X=x_n) \] \end{center} \end{block} +\uncover<4->{% \begin{block}{Einervektoren/-matrizen} \[ U=\begin{pmatrix} @@ -36,9 +37,10 @@ U=\begin{pmatrix} \in M_{n\times m}(\Bbbk) \] -\end{block} +\end{block}} \end{column} \begin{column}{0.48\textwidth} +\uncover<2->{% \begin{block}{Erwartungswerte} \begin{align*} E(X) @@ -46,30 +48,33 @@ E(X) \sum_i x_ip_i = x^tp -= -U^t x\odot p +\uncover<5->{= +U^t x\odot p} +\hspace*{3cm} \\ -E(X^2) +\uncover<2->{E(X^2) &= -\sum_i x_i^2p_i -= -(x\odot x)^tp -= -U^t (x\odot x) \odot p +\sum_i x_i^2p_i} +\ifthenelse{\boolean{presentation}}{ +\only<6>{= +(x\odot x)^tp}}{} +\uncover<7->{= +U^t (x\odot x) \odot p} \\ -E(X^k) +\uncover<3->{E(X^k) &= -\sum_i x_i^kp_i -= -U^t x^{\odot k}\odot p +\sum_i x_i^kp_i} +\uncover<8->{= +U^t x^{\odot k}\odot p} \end{align*} +\uncover<9->{% Substitution: \begin{align*} -\sum_i &\to U^t\\ -x_i^k &\to x^{\odot k} -\end{align*} -Kann für Übergangsmatrizen von Markov-Ketten verallgemeinert werden -\end{block} +\uncover<10->{\sum_i &\to U^t}\\ +\uncover<11->{x_i^k &\to x^{\odot k}} +\end{align*}}% +\uncover<12->{Kann für Übergangsmatrizen von Markov-Ketten verallgemeinert werden} +\end{block}} \end{column} \end{columns} \end{frame} -- cgit v1.2.1