petsc-3.10.5 2019-03-28
Report Typos and Errors

MatFindZeroRows

Locate all rows that are completely zero in the matrix

Synopsis

#include "petscmat.h" 
PetscErrorCode MatFindZeroRows(Mat mat,IS *zerorows)

Input Parameter

A -the matrix

Output Parameter

zerorows -the rows that are completely zero

Notes

zerorows is set to NULL if no rows are zero.

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