Python + numpy matrix inverse session

Screenshot 2014-11-28 21.36.34

margusja@IRack:~/Documents/itcollege/lineaaralgebra$ python
Python 2.7.6 (default, Sep 9 2014, 15:04:36)
[GCC 4.2.1 Compatible Apple LLVM 6.0 (clang-600.0.39)] on darwin
Type “help”, “copyright”, “credits” or “license” for more information.
>>> from numpy import *
>>> A = matrix(‘1.0 2.0; 3.0 4.0’)
>>> A
matrix([[ 1., 2.],
[ 3., 4.]])
>>> A.I
matrix([[-2. , 1. ],
[ 1.5, -0.5]])
>>>