petsc-3.14.6 2021-03-30
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