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PCMAT#

A preconditioner obtained by multiplying by the preconditioner matrix supplied in PCSetOperators() or KSPSetOperators()

Note#

This one is a little strange. One rarely has an explicit matrix that approximates the inverse of the matrix they wish to solve for.

See Also#

PCCreate(), PCSetType(), PCType, PC, PCSHELL

Level#

intermediate

Location#

src/ksp/pc/impls/mat/pcmat.c


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Index of all PC routines
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Index of all manual pages

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Last updated on 2022-11-28T10:38:28-0600 (v3.18.2).