Nonzeros of SBAIJ

Hong Zhang hzhang at
Mon Nov 12 11:16:06 CST 2007

On Mon, 12 Nov 2007, Zhifeng Sheng wrote:

> Dear all
> my matrix is SeqSBAIJ with block size 1, so I am wondering when I specify the 
> nonzeros in a row, does it mean the actually nonzeros numbers or the memory 
> that is needed? (for instance, for SeqSBAIJ, the actual nonzeros in a row 
> would twice as much as memory needed)

No, you specify the nonzeros of upper triangular part.


> Thank you
> Best regards
> Zhifeng

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