[petsc-users] multiplication with sparse vector ?

Zhifeng Sheng - EWI Z.Sheng at tudelft.nl
Mon Feb 22 03:00:18 CST 2010

Dear all

I would like to multiply a matrix with a vector that has only a few zeros, and I wonder if petsc would take this into account and skip all the unnecessary computation with zeros?

Thanks and best regards
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