SuperLU  5.0
Functions
ilu_csnode_dfs.c File Reference

Determines the union of row structures of columns within the relaxed node. More...

#include "slu_cdefs.h"
Include dependency graph for ilu_csnode_dfs.c:

Functions

int ilu_csnode_dfs (const int jcol, const int kcol, const int *asub, const int *xa_begin, const int *xa_end, int *marker, GlobalLU_t *Glu)
 

Detailed Description

– SuperLU routine (version 4.0) –
Lawrence Berkeley National Laboratory
June 30, 2009

Function Documentation

int ilu_csnode_dfs ( const int  jcol,
const int  kcol,
const int *  asub,
const int *  xa_begin,
const int *  xa_end,
int *  marker,
GlobalLU_t Glu 
)

Purpose

   ilu_csnode_dfs() - Determine the union of the row structures of those
   columns within the relaxed snode.
   Note: The relaxed snodes are leaves of the supernodal etree, therefore,
   the portion outside the rectangular supernode must be zero.

Return value

    0   success;
   >0   number of bytes allocated when run out of memory.

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