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lub(?S, ?Lub)
S is a set domain variable and Lub is the lower bound of its domain.
- ?S
- A set domain variable.
- ?Lub
- A free variable or a ground set.
Description
Lub is the ground set corresponding to the upper bound of the domain of
S. If Lub is a free variable, it is instanciated to the upper bound of
the domain of S. If it is a ground set, it should be equal to the upper
bound of the domain of S, otherwise it fails.
Fail Conditions
Fails if S is not a set domain variable or if Lub is a ground set not
equal to the upper bound of S domain.
Resatisfiable
No.
Examples
[eclipse 9]: S `:: {}.. {1,2,3,5}, lub(S,Lub).
S = S{{} .. {1, 2, 3}}
Lub = {1, 2, 3}
yes.
See Also
`:: / 2, glb / 2, set_range / 3