#include "grhdr.h"
/******************************************************************************
Collapse a group of nodes into a single node. Each such node will
be identified by a representative node given in Grnode_t.fold
Written by Kiem-Phong Vo (02/01/2006).
******************************************************************************/
/* return the representative to 'nd' */
{
/* find the current representative node */
;
return fold;
}
/* collapse an induced graph into a single node */
{
if(!list)
if(!fold)
/* make 'fold' the representative */
/* move all non-reduced edges to 'fold' */
}
}
}
return fold;
}