[SciPy-user] Most Basic of Matrix

Robert Kern rkern at ucsd.edu
Sat Sep 25 15:07:06 CDT 2004

quendor at nandor.net wrote:
> I forgive in advance what will probably be the lamest of questions. I  
> am new to scipy. I can select an element of a matrix, but  seem unable  
> to change the element. Am I using the wrong API?
> When I run the following code:
> #!/usr/bin/python
> from scipy import *
> A = mat([[1,2],[3,4]])
> print A[1,1]
> A[1,1] = 100

This works fine for me on OS X 10.3, Python 2.3, SciPy CVS, and Numeric 
23.3. What versions of SciPy and Numeric are you using?

Robert Kern
rkern at ucsd.edu

"In the fields of hell where the grass grows high
  Are the graves of dreams allowed to die."
   -- Richard Harter

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