petsc-3.14.6 2021-03-30

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MatScaLAPACKGetBlockSizes

Gets the block sizes used in the distibution of the ScaLAPACK matrix

Synopsis

#include "petscmat.h" 
PetscErrorCode MatScaLAPACKGetBlockSizes(Mat A,PetscInt *mb,PetscInt *nb)

Not collective

Input Parameter

A

- a MATSCALAPACK matrix

Output Parameters

	mb	- the row block size
	nb	- the column block size

See Also

MatCreateScaLAPACK(), MatScaLAPACKSetBlockSizes()

Level

intermediate

Location

src/mat/impls/scalapack/matscalapack.c

Implementations

MatScaLAPACKGetBlockSizes_ScaLAPACK in src/mat/impls/scalapack/matscalapack.c

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Index of all manual pages