petsc-3.7.7 2017-09-25

MatSeqDenseSetPreallocation

Sets the array used for storing the matrix elements

Synopsis

#include "petscmat.h" 
PetscErrorCode  MatSeqDenseSetPreallocation(Mat B,PetscScalar data[])

Collective on MPI_Comm

Input Parameters

	B	- the matrix
	data	- the array (or NULL)

Notes

The data input variable is intended primarily for Fortran programmers who wish to allocate their own matrix memory space. Most users should need not call this routine.

Keywords

dense, matrix, LAPACK, BLAS

Examples