var('a')
a=matrix([[0,0,1],[0,1,0],[1,0,0]])
print a
var('b')
b=matrix([[1,2,3],[4,5,6],[7,8,9]])
print b
a*b
c=a*b
print c
var('d')
d=matrix([[0,0,1],[0,1,0],[1,0,0]])
print d
e=c*d
print e
f=matrix([[1,0,0],[-1,1,0],[-1,0,1]])
print f
g=matrix([[1,2,3],[1,3,1],[1,4,0]])
print g
h=f*g
print h

Strang-1.4-29-U (last edited 2010-12-17 05:56:03 by satheshchandra)