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ADDBDDVARFIRST(3)		 BDD FUNCTIONS		     ADDBDDVARFIRST(3)

NAME
       addbddvarfirst -	adds a new variable, before all	others.

SYNOPSYS
       #include	"bdd101.h"
       bddnode *addbddvarfirst(	BddSystem )
	 bddsystem *BddSystem;

PARAMETERS
       BddSystem	   The bdd system.

DESCRIPTION
       addbddvarfirst  creates	a  new variable, with the number 0, in the bdd
       system BddSystem.  If a null pointer is given, the default  bdd	system
       is used.

RETURN VALUE
       addbddvarfirst returns a	pointer	to the bdd node	of the new variable.

ERRORS
       "no more	variables, error !"
	      There is no variable number left.

EXAMPLE
       #include	"bdd101.h"
	  bddsystem  *BddSystem;
	  bddnode    *BddNode;
	  BddSystem  = createbddsystem(	100, 1000, 100,	50000 );
	  BddNode = addbddvarfirst( (bddsystem *)0 );
	  destroybddsystem( (bddsystem *)0 );

SEE ALSO
       bdd(1)

ASIM/LIP6			October	1, 1997		     ADDBDDVARFIRST(3)

NAME | SYNOPSYS | PARAMETERS | DESCRIPTION | RETURN VALUE | ERRORS | EXAMPLE | SEE ALSO

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