MatAYPX#
Computes Y = a*Y + X.
Synopsis#
#include "petscmat.h"
PetscErrorCode MatAYPX(Mat Y, PetscScalar a, Mat X, MatStructure str)
Logically Collective
Input Parameters#
a - the
PetscScalar
multiplierY - the first matrix
X - the second matrix
str - either
SAME_NONZERO_PATTERN
,DIFFERENT_NONZERO_PATTERN
,UNKNOWN_NONZERO_PATTERN
, orSUBSET_NONZERO_PATTERN
(nonzeros ofX
is a subset ofY
’s)
See Also#
Level#
intermediate
Location#
Examples#
src/ksp/ksp/tutorials/ex77.c
src/ksp/ksp/tutorials/ex76.c
src/ksp/ksp/tutorials/ex77f.F90
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages