petsc-3.14.5 2021-03-03
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# MatCompositeGetMatStructure

Returns the structure of matrices in the composite matrix.

### Synopsis

    #include "petscmat.h"
    PetscErrorCode MatCompositeGetMatStructure(Mat mat,MatStructure *str)

Not Collective

### Input Parameter

| mat | - the composite matrix

### Output Parameter

| str | - structure of the matrices

### See Also

MatCreateComposite(), MatCompositeSetMatStructure(), MATCOMPOSITE

### Level

advanced

### Location

src/mat/impls/composite/mcomposite.c

### Implementations

MatCompositeGetMatStructure_Composite in src/mat/impls/composite/mcomposite.c
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Index of all manual pages