[petsc-users] Efficient computation of A'*A

Alexander Grayver agrayver at gfz-potsdam.de
Wed Jun 15 11:54:54 CDT 2011

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Hello!

I've got simple question.
What is the most efficient way to compute B = A'*A using petsc?
Matrix A is sparse MPIAIJ.

Thanks.
Regards,
Alexander

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