petsc-3.9.4 2018-09-11

MatTransColoringApplySpToDen

Given a symbolic matrix product C=A*B^T for which a MatTransposeColoring context has been created, computes a dense B^T by Apply MatTransposeColoring to sparse B.

Synopsis

#include "petscmat.h" 
PetscErrorCode MatTransColoringApplySpToDen(MatTransposeColoring coloring,Mat B,Mat Btdense)

Collective on MatTransposeColoring

Input Parameters

	B	- sparse matrix B
	Btdense	- symbolic dense matrix B^T
	coloring	- coloring context created with MatTransposeColoringCreate()

Output Parameter

Btdense -dense matrix B^T

Notes: These are used internally for some implementations of MatRARt()

Keywords

coloring

Level

advanced

Location

src/mat/interface/matrix.c

Implementations

MatTransColoringApplySpToDen_SeqAIJ in src/mat/impls/aij/seq/matmatmult.c

Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages