SRC/relax_snode.c File Reference

Identify initial relaxed supernodes. More...

#include "slu_ddefs.h"

Functions
void	relax_snode (const int n, int *et, const int relax_columns, int *descendants, int *relax_end)

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Detailed Description

 -- SuperLU routine (version 2.0) --
 Univ. of California Berkeley, Xerox Palo Alto Research Center,
 and Lawrence Berkeley National Lab.
 November 15, 1997

 Copyright (c) 1994 by Xerox Corporation.  All rights reserved.

 THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY
 EXPRESSED OR IMPLIED.  ANY USE IS AT YOUR OWN RISK.

 Permission is hereby granted to use or copy this program for any
 purpose, provided the above notices are retained on all copies.
 Permission to modify the code and to distribute modified code is
 granted, provided the above notices are retained, and a notice that
 the code was modified is included with the above copyright notice.
 

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Function Documentation

void relax_snode	(	const int	n,
		int *	et,
		const int	relax_columns,
		int *	descendants,
		int *	relax_end
	)

 Purpose
 =======
    relax_snode() - Identify the initial relaxed supernodes, assuming that 
    the matrix has been reordered according to the postorder of the etree.