petsc-3.5.2 2014-09-08
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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 or SUBSET_NONZERO_PATTERN

Keywords

matrix, add

See Also

MatAXPY()

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