the class of systems containing a condensor and an associated control volume
(Forall (?Self ?Time) (<=> (Active ?Time System-With-Condensor ?Self) (And (System-With-Condensor ?Self) (Active ?Time System-Model ?Self))))
(Forall (?Self ?Time) (<=> (Active ?Time System-With-Condensor ?Self) (And (System-With-Condensor ?Self) (Active ?Time System-Model ?Self)))) (Attribute-Function-Of Cnd System-With-Condensor) (Forall (?Self ?Time) (<=> (Active ?Time Condensor-System ?Self) (And (Condensor-System ?Self) (Active ?Time System-With-Condensor ?Self)))) (Forall (?Self ?Time) (<=> (Active ?Time Condensor-With-Heat-Transfer-System ?Self) (And (Condensor-With-Heat-Transfer-System ?Self) (Active ?Time System-With-Condensor ?Self))))