petsc-master 2019-11-16
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MATCOMPOSITE

A matrix defined by the sum (or product) of one or more matrices. The matrices need to have a correct size and parallel layout for the sum or product to be valid.

Notes

to use the product of the matrices call MatCompositeSetType(mat,MAT_COMPOSITE_MULTIPLICATIVE);

See Also

MatCreateComposite(), MatCompositeSetScalings(), MatCompositeAddMat(), MatSetType(), MatCompositeSetType(), MatCompositeGetType(), MatCompositeSetMatStructure(), MatCompositeGetMatStructure(), MatCompositeMerge(), MatCompositeSetMergeType(), MatCompositeGetNumberMat(), MatCompositeGetMat()

Level

advanced

Location

src/mat/impls/composite/mcomposite.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages