go get 'em andy! that's giving them a taste of the real (aka 'sparse')
world.:)
At 11:31 AM 3/28/00 , you wrote:
>At 01:55 PM 3/28/00 +0100, you wrote:
> >Kent Budge wrote:
> >
> >> I find it curious that this entire thread began with the question, "How
> >> do C++ and Fortran compare for numerical programming?" It always seems
> >> to come around to array performance. I suggest this reflects a curious
> >> case of tunnel vision.
> >
> >It seems to be a fact that numerically intensive code spends a lot of time
> >performing matrix maths. If this means `array performance' is the limiting
> >factor in performance why it it `tunnel vision' to concentrate on it?
>
>because matrices in real codes are sparse and rarely implemented
>with "arrays".
>
>Andy
>
>
>Dr. Andrew J. Cleary
>Computational Scientist
>Center for Applied Scientific Computing
>Lawrence Livermore National Lab
>L-561, PO Box 808, Livermore, CA 94551
>925-422-1939
>
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