petsc-3.7.1 2016-05-15
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MatSetValuesRow

Inserts a row (block row for BAIJ matrices) of nonzero values into a matrix

Synopsis

#include "petscmat.h" 
PetscErrorCode MatSetValuesRow(Mat mat,PetscInt row,const PetscScalar v[])
Not Collective Many br

Input Parameters

mat - the matrix Many br
row - the (block) row to set Many br
v - a logically two-dimensional array of values Many br

Notes

The values, v, are column-oriented for the block version. Many br

All the nonzeros in the row must be provided Many br

THE MATRIX MUSAT HAVE PREVIOUSLY HAD ITS COLUMN INDICES SET. IT IS RARE THAT THIS ROUTINE IS USED, usually MatSetValues() is used. Many br

The row must belong to this process Many br

Many br

See Also

MatSetOption(), MatAssemblyBegin(), MatAssemblyEnd(), MatSetValuesBlocked(), MatSetValuesLocal(),
InsertMode, INSERT_VALUES, ADD_VALUES, MatSetValues() Many br

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