petsc-3.14.6 2021-03-30
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MatCompositeSetScalings

Sets separate scaling factors for component matrices.

Synopsis

#include "petscmat.h" 
PetscErrorCode MatCompositeSetScalings(Mat mat,const PetscScalar *scalings)
Logically Collective on Mat

Input Parameter

mat - the composite matrix
scalings - array of scaling factors with scalings[i] being factor of i-th matrix, for i in [0, nmat)

See Also

MatScale(), MatDiagonalScale(), MATCOMPOSITE

Level

advanced

Location

src/mat/impls/composite/mcomposite.c

Examples

src/mat/tutorials/ex9.c.html

Implementations

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

Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages