petsc-3.4.5 2014-06-29

MatScale

Scales all elements of a matrix by a given number.

Synopsis

#include "petscmat.h" 
PetscErrorCode  MatScale(Mat mat,PetscScalar a)
Logically Collective on Mat

Input Parameters

mat - the matrix to be scaled
a - the scaling value

Output Parameter

mat -the scaled matrix

See Also

MatDiagonalScale()

Level:intermediate
Location:
src/mat/interface/matrix.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages

Examples

src/ksp/ksp/examples/tutorials/ex39.c.html
src/ksp/ksp/examples/tutorials/ex40.c.html
src/ksp/ksp/examples/tutorials/ex56.c.html
src/snes/examples/tutorials/ex70.c.html