
dvar_range(+DVar, ?Min, ?Max)

   Return the minimum and maximum domain value of DVar

Arguments
   +DVar               A domain variable or integer.
   ?Min                An integer or a variable.
   ?Max                An integer or a variable.

Type
   library(fd)

Description
	Return the minimum and maximum domain value of the domin
	variable DVar.  This predicate can also be used to test if a
	given domain is an integer one or not. 
	If DVar is instantiated, Min and Max will be identical.

Fail Conditions
      None.



Resatisfiable
      No.

See Also
   dvar_domain / 2, dom_range / 3
