A = Matrix([3,0,4])
B = Matrix([-1,8,2])
C = Matrix([[9],[5],[7]])
D = Matrix([[2],[-2],[6]])

print "(i) 5(C-2D)"
print 
print 5*(C-2*D)
print 
print "(ii) 10D-5C"
print 10*D-5*C

SageDays/Kreyszig-6.1--13 (last edited 2010-08-12 11:31:48 by msunyuma)