On Tue, 28 Mar 2000, Win-Tsuang Hwang at vector-space.com wrote:
> Hi all:
>
> >It seems to be a fact that numerically intensive code spends a lot of
> time performing matrix maths.
>
> One more example (besides DSP) that this statement is not always correct
> is in finite element method. For small to medium size problems (less
> than a few thousands d.o.f.), more time (at least many folds) is spend
> on computing components of element stiffness matrix, not on solving
> matrix problem of the global stiffness matrix.
>
I agree with that. Also, for certain nonlinear finite element problems,
lots of iterations are done at the gauss points which can take lots of
time relative to solving the global equations.
Jonah
> Thanks,
>
> Win T. Hwang
> winhwang@vector-space.com
> VectorSpace Programming, http://www.vector-space.com
>
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