
get_delta(?Var, -Width)

   Returns the width of the interval of Var.

Arguments
   Var                 A domain variable or an integer 
   Width               Width of the interval

Type
   library(gfd)

Description

   Returns the width (Hi - Lo) of the interval of Var. If Var is an integer,
   0 will be returned as the width. If Var is free, then 1.0Inf is
   returned as the width, but Var is not turned into a domain variable.


Modes and Determinism
   get_delta(?, -) is det

See Also
   get_median / 2, get_bounds / 3
