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[exercises] scripts and functions update

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Jan Grewe 2018-11-02 11:19:41 +01:00
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programming/exercises/scripts_functions.tex
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@ -16,7 +16,7 @@
%%%%% text size %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%% text size %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\usepackage[left=20mm,right=20mm,top=25mm,bottom=25mm]{geometry} \usepackage[left=20mm,right=20mm,top=25mm,bottom=25mm]{geometry}
\pagestyle{headandfoot} \pagestyle{headandfoot}
\header{{\bfseries\large \"Ubung 5}}{{\bfseries\large Scripts and functions}}{{\bfseries\large 07. November, 2017}} \header{{\bfseries\large Exercise 6}}{{\bfseries\large Scripts and functions}}{{\bfseries\large 06. November, 2018}}
\firstpagefooter{Prof. Jan Benda}{Phone: 29 74 573}{Email: \firstpagefooter{Prof. Jan Benda}{Phone: 29 74 573}{Email:
jan.benda@uni-tuebingen.de} jan.benda@uni-tuebingen.de}
\runningfooter{}{\thepage}{} \runningfooter{}{\thepage}{}
@ -46,7 +46,6 @@
aboveskip=10pt aboveskip=10pt
} }
\newcommand{\code}[1]{\texttt{#1}} \newcommand{\code}[1]{\texttt{#1}}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@ -60,7 +59,7 @@
\end{center} \end{center}
The exercises are meant for self-monitoring and revision of the The exercises are meant for self-monitoring and revision of the
lecture topic. You should try to solve them on your own. In contrast lecture. You should try to solve them on your own. In contrast
to previous exercises, the solutions can not be saved in a single file to previous exercises, the solutions can not be saved in a single file
but each question needs an individual file. Combine the files into a but each question needs an individual file. Combine the files into a
single zip archive and submit it via ILIAS. Name the archive according single zip archive and submit it via ILIAS. Name the archive according
@ -108,7 +107,7 @@ to the pattern: ``scripts\_functions\_\{surname\}.zip''.
\part{} \part{}
Improve the function that it takes the duration of the time axis, Improve the function that it takes the duration of the time axis,
the amplitude and the frequency as input arguments. The the amplitude, and the frequency as input arguments. The
calculation should use a temporal stepsize that is 0.01 of the calculation should use a temporal stepsize that is 0.01 of the
frequency. frequency.
\begin{solution} \begin{solution}
@ -144,7 +143,8 @@ to the pattern: ``scripts\_functions\_\{surname\}.zip''.
\question Random Walk. In a 1-D random walk an \emph{agent} walks \question Random Walk. In a 1-D random walk an \emph{agent} walks
randomly either in the one ($+1$) or the other ($-1$) randomly either in the one ($+1$) or the other ($-1$)
direction. With each simulation step one direction is chosen and the direction. With each simulation step one direction is chosen and the
position is updated accordingly. position is updated accordingly. \textbf{There are some differences
to the solution discussed in the lecture!}
\begin{parts} \begin{parts}
\part{} \part{}
@ -172,7 +172,7 @@ to the pattern: ``scripts\_functions\_\{surname\}.zip''.
Now we want to know how the probability of $p_{+1}$ (the Now we want to know how the probability of $p_{+1}$ (the
probability to walk into the $+1$ direction) impacts the random probability to walk into the $+1$ direction) impacts the random
walk. Vary $p_{+1}$ in the range $0.5 \le p_{+1} < 0.8$. Do 10 walk. Vary $p_{+1}$ in the range $0.5 \le p_{+1} < 0.8$. Do 10
random walks for four probabilities (apply the same thresholds for random walks for the four probabilities (apply the same thresholds for
stopping the simulations as before). stopping the simulations as before).
\begin{solution} \begin{solution}
\lstinputlisting{randomwalkscriptc.m} \lstinputlisting{randomwalkscriptc.m}