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Requirements (PDDL 3.0)

Contributors: Adam Green,

The following page offers details of requirements defined in PDDL 3.0.


Support: Medium

Usage: Medium

    (:requirements :preferences)

Allows for the usage of preferences within problem definitions (soft goals).


Support: Medium

Usage: Low

    (:requirements :constraints)

Allows for the use of constraints within domain definitions (goals which must be satisfied in every state). e.g.

        (forall (?l - lorry ?loc - location) (at-most-once (at ?l ?loc)))