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BSb_backward(3)			 BlockSolve95		       BSb_backward(3)

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

				  10/26/1995		       BSb_backward(3)
NAME | INPUT PARAMETERS | OUTPUT PARAMETERS | RETURNS | SYNOPSIS | LOCATION

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