Strang-1.6-54-U

Revision 1 as of 2010-12-17 05:53:46

code_begins

   A=matrix(QQ,[[1,2,3],[4,5,6]])
   xT=matrix(QQ,[[0,1]])
   y=matrix(QQ,[[0],[1],[0]])
   print xT * A * y
   print xT * A
   print A * y

code_ends