NAME

BSb_backward - Backward triangular matrix multiplication on a block of vectors

INPUT PARAMETERS

A

- The sparse matrix

x

- The contiguous block of input vectors

comm

- The communication structure for A

block_size

- the number of input vectors

procinfo

- the usual processor information

OUTPUT PARAMETERS

b

- on exit these vectors contain A*x

RETURNS

void

SYNOPSIS

void BSb_backward(BSpar_mat *A, FLOAT *x, FLOAT *b, BScomm *comm,


  int block_size, BSprocinfo *procinfo)

LOCATION

BlockSolve95/src/BSb_backward.c