A=matrix([[1,0],[2,1]])
print A
B=matrix([[1,3],[0,1]])
print B
AB=matrix([[1,3],[2,7]])
print AB
x=(AB).transpose()
print 'transpose is'
print x
print B.transpose()*A.transpose()
print 'hence both are equal i.e AB.transpose()=B.transpose*A.transpose'
print 'AB!=BA as multiplication doesnt hold under commutative law'

Strang-1.6-23 (last edited 2010-12-18 12:03:55 by manikanta)