Re: Matrix
- To: mathgroup at smc.vnet.net
- Subject: [mg34853] Re: [mg34829] Matrix
- From: "Y.A. Tesiram" <yas at pcomm.hfi.unimelb.edu.au>
- Date: Sun, 9 Jun 2002 05:10:33 -0400 (EDT)
- Sender: owner-wri-mathgroup at wolfram.com
Hi In[1]:= A = {{1, 1}, {1, 0}}; In[2]:= ?Dot In[2]:= "a.b.c or Dot[a, b, c] gives products of vectors, matrices and tensors." In[3]:= Dot[A, A] Out[3]= {{2, 1}, {1, 1}} On Sat, 8 Jun 2002, Pirc wrote: > If matrix A = ((1, 1) (1, 0)), Mathematica reports A * A as A. > > Shouldn't A * A = ((2, 1) (1, 0))? > > What am I missing? > > Thanks. > >