MatGetRowSum#

Gets the sum of each row of the matrix

Synopsis#

#include "petscmat.h" 
PetscErrorCode MatGetRowSum(Mat mat, Vec v)

Logically or Neighborhood Collective

Input Parameter#

  • mat - the matrix

Output Parameter#

  • v - the vector for storing the sum of rows

Note#

This code is slow since it is not currently specialized for different formats

See Also#

Matrices, Mat, MatGetDiagonal(), MatCreateSubMatrices(), MatCreateSubMatrix(), MatGetRowMax(), MatGetRowMin(), MatGetRowMaxAbs(), MatGetRowMinAbs(), MatGetRowSumAbs()

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