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QR factorization in Scalapack.. HELP !

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QR factorization in Scalapack.. HELP !

Postby arad » Wed Apr 16, 2008 4:25 pm

Hello guys, i m a student and new to Scalapack !

Is there any example/program of calling the routine PDGEQRF (of the QR factorization) in Scalapack ? I wanna test this parallel code into a 4 x 4 process grid, into which I would input the matrices A and b and return the solution and the time required for it as well as the complexity.

thank you very much guys
arad
 
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Postby Julie » Wed Apr 16, 2008 4:31 pm

Arad, welcome to the LAPACK/scaLAPACK forum.
This forum is full of codes sent by user.
You can find one with PDGESV here: http://icl.cs.utk.edu/lapack-forum/viewtopic.php?t=139
Julie
Julie
 
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