[Beowulf] Uses of DGEMM

Greg Lindahl lindahl at pbm.com
Fri Oct 26 17:12:17 EDT 2007


On Thu, Oct 25, 2007 at 04:37:37PM +0100, tjue1 at sussex.ac.uk wrote:

> Being a programmer and not a scientist I was wondering if anyone could
> tell me where they have seen the DGEMM routine being used except for
> benchmarking puposes.

The classic example is computing the radar cross-section of vehicles.
But there are tons of others; implicit CFD generally involves solving
systems of equations, and if you're using LU decomposition to do that
(like the HPL benchmark), DGEMM is used quite a lot.

-- greg

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