diff options
Diffstat (limited to 'day1/session2.tex')
| -rw-r--r-- | day1/session2.tex | 26 |
1 files changed, 9 insertions, 17 deletions
diff --git a/day1/session2.tex b/day1/session2.tex index 8f3f509..9666fd0 100644 --- a/day1/session2.tex +++ b/day1/session2.tex @@ -210,6 +210,9 @@ In []: mtlist = [] \begin{lstlisting} In []: p = [ 2, 3, 5, 7] +In []: p[1] +Out[]: 3 + In []: p[0]+p[1]+p[-1] Out[]: 12 \end{lstlisting} @@ -301,19 +304,12 @@ In []: t = [0.69, 0.90, 1.19, \begin{lstlisting} In []: tsq = [] -In []: len(l) -Out[]: 9 - -In []: len(t) -Out[]: 9 - In []: for time in t: ....: tsq.append(time*time) ....: ....: -In []: plot(l, tsq) -Out[]: [<matplotlib.lines.Line2D object at 0xa5b05ac>] +In []: print len(l), len(t), len(tsq) \end{lstlisting} This gives \kwrd{tsq} which is the list of squares of \typ{t} values. \end{frame} @@ -327,7 +323,6 @@ This gives \kwrd{tsq} which is the list of squares of \typ{t} values. ....: ....: - In []: print tsq, len(tsq) In []: plot(l, tsq) \end{lstlisting} \end{frame} @@ -343,26 +338,23 @@ This gives \kwrd{tsq} which is the list of squares of \typ{t} values. \alert{Data is usually present in a file!} \\ Lets look at the \typ{pendulum.txt} file. \begin{lstlisting} -$ cat pendulum.txt +In []: cd circulate/pendulum/ +In []: cat pendulum.txt 1.0000e-01 6.9004e-01 1.1000e-01 6.9497e-01 1.2000e-01 7.4252e-01 1.3000e-01 7.5360e-01 -1.4000e-01 8.3568e-01 -1.5000e-01 8.6789e-01 \end{lstlisting} %$ \ldots -\begin{block}{Windows users:} - C:> type pendulum.txt -\end{block} \end{frame} \begin{frame}[fragile] \frametitle{Reading \typ{pendulum.txt}} \begin{itemize} - \item Let us generate a plot from the data file \item File contains L vs. T values - \item L - Column1; T - Column2 + \item First Column - L values + \item Second Column - T values + \item Let us generate a plot from the data file \end{itemize} \end{frame} |