On Sun, 27 Sep 2009, Viktor T. Toth wrote:
< Try
<
< eqn:ishow(td([],[i,j]) = canform(rename(expand(liediff(v,g([],[i,j]))))))$
<
< instead of what you were using. The variable on the LHS of the assigment
< must have the same free indices as the expression on the RHS.
<
< (As a practical suggestion, unrelated to your problem, I often find it
< useful to initialize the variable on the LHS as a matrix before running the
< code produced by ic_convert. That is, do a td:zeromatrix(dim,dim) before
< evaluating the code returned by ic_convert; this way, the result will be
< stored as a matrix as opposed to a two-dimensional list.)
Thanks.
Leo
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