[petsc-users] A^TA

Kuhlemann, Verena vkuhlem at emory.edu
Fri Feb 3 16:47:28 CST 2012


one quick question: I have a matrix P and need to compute P^t*P.
Is there a function available for this? I couldn't find anything.
Right now I am computing P^t*P by using MatPtAP with A=identity,
but I was hoping there is another way where I don't need to set up
the identity matrix.



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