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