petsc-3.12.5 2020-03-29

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MatCompositeGetMat

Returns the ith matrix from the composite matrix.

Synopsis

#include "petscmat.h" 
PetscErrorCode MatCompositeGetMat(Mat mat,PetscInt i,Mat *Ai)

Logically Collective on Mat

Input Parameter

	mat	- the composite matrix
	i	- the number of requested matrix

Output Parameter

Ai -ith matrix in composite

See Also

MatCreateComposite(), MatCompositeGetNumberMat(), MatCompositeAddMat(), MATCOMPOSITE

Level

advanced

Location

src/mat/impls/composite/mcomposite.c

Examples

src/mat/examples/tutorials/ex9.c.html

Implementations

MatCompositeGetMat_Composite in src/mat/impls/composite/mcomposite.c

Index of all Mat routines
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Index of all manual pages