equal
deleted
inserted
replaced
154 Out[]: |
154 Out[]: |
155 array([[ 1., 1., 1., 1., 1.], |
155 array([[ 1., 1., 1., 1., 1.], |
156 [ 1., 1., 1., 1., 1.], |
156 [ 1., 1., 1., 1., 1.], |
157 [ 1., 1., 1., 1., 1.]]) |
157 [ 1., 1., 1., 1., 1.]]) |
158 |
158 |
159 In []: ones_like([1, 2, 3, 4, 5]) |
159 In []: ones_like([1, 2, 3, 4]) |
160 Out[]: array([1, 1, 1, 1, 1]) |
160 Out[]: array([1, 1, 1, 1]) |
161 |
161 |
162 In []: identity(2) |
162 In []: identity(2) |
163 Out[]: |
163 Out[]: |
164 array([[ 1., 0.], |
164 array([[ 1., 0.], |
165 [ 0., 1.]]) |
165 [ 0., 1.]]) |
513 .... t.append(float(point[1])) |
513 .... t.append(float(point[1])) |
514 .... |
514 .... |
515 .... |
515 .... |
516 \end{lstlisting} |
516 \end{lstlisting} |
517 \end{frame} |
517 \end{frame} |
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518 |
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519 \begin{frame}[fragile] |
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520 \frametitle{Getting $L$ and $T^2$ \dots} |
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521 \begin{lstlisting} |
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522 In []: l = array(l) |
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523 In []: t = array(t) |
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524 \end{lstlisting} |
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525 \alert{\typ{In []: tsq = t*t}} |
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526 \end{frame} |
518 |
527 |
519 \begin{frame}[fragile] |
528 \begin{frame}[fragile] |
520 \frametitle{Generating $A$} |
529 \frametitle{Generating $A$} |
521 \begin{lstlisting} |
530 \begin{lstlisting} |
522 In []: A = array([l, ones_like(l)]) |
531 In []: A = array([l, ones_like(l)]) |
536 \begin{itemize} |
545 \begin{itemize} |
537 \item Now use the \typ{lstsq} function |
546 \item Now use the \typ{lstsq} function |
538 \item Along with a lot of things, it returns the least squares solution |
547 \item Along with a lot of things, it returns the least squares solution |
539 \end{itemize} |
548 \end{itemize} |
540 \begin{lstlisting} |
549 \begin{lstlisting} |
541 In []: result = lstsq(A,TSq) |
550 In []: result = lstsq(A,tsq) |
542 In []: coef = result[0] |
551 In []: coef = result[0] |
543 \end{lstlisting} |
552 \end{lstlisting} |
544 \end{frame} |
553 \end{frame} |
545 |
554 |
546 \begin{frame}[fragile] |
555 \begin{frame}[fragile] |