[Numpy-tickets] [NumPy] #473: Matrix multiplication returns wrong result

NumPy numpy-tickets@scipy....
Thu Mar 22 16:21:51 CDT 2007


#473: Matrix multiplication returns wrong result
------------------------+---------------------------------------------------
 Reporter:  charris     |       Owner:  somebody             
     Type:  defect      |      Status:  new                  
 Priority:  normal      |   Milestone:                       
Component:  numpy.core  |     Version:  1.0.1                
 Severity:  normal      |    Keywords:  matrix multiplication
------------------------+---------------------------------------------------
 A row vector is returned when the result should be a column vector.


 {{{
 In [2]:I = matrix(eye(2))

 In [3]:x = array([1,2])

 In [4]:I*x
 Out[4]:matrix([[ 1.,  2.]])

 }}}

-- 
Ticket URL: <http://projects.scipy.org/scipy/numpy/ticket/473>
NumPy <http://projects.scipy.org/scipy/numpy>
The fundamental package needed for scientific computing with Python.


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