||'''Book'''|| Linear Algebra ||
 ||'''Author'''|| Gilbert Strang ||
 ||'''Edition'''||  ||


{{{
a=matrix([[1,0,0],[0,1,0],[0,-4,1]])
b=matrix([[1,0,0],[-5,1,0],[0,0,1]])
print 'a*b is',a*b
c=a.inverse()
d=b.inverse()
print 'inverse(b) * inverse(a)',d*c
}}}


 * '''Solution by''': 
S.K.Manoj,Student,IIIT Hyderabad