namespace http://mathhub.info/MitM/smglom/arithmetics ❚ import base http://mathhub.info/MitM/Foundation ❚ theory person : base:?Logic = object : type ❙ person : object ⟶ bool ❙ rights : object ⟶ bool ❙ fetus : object ⟶ bool ❙ black : object ⟶ bool ❙ ❚ theory legal : base:?Logic = include ?person ❙ courtDecision : prop ⟶ type ❙ axiom_personRights : ⊦ ∀[x] rights x ⇒ person x ❙ ❚ theory RoeWade : base:?Logic = include ?legal ❙ include ?person ❙ RoeWade1973 : courtDecision (∀[x] fetus x ⇒ ¬ person x) ❙ ❚ theory DredScott : base:?Logic = include ?legal ❙ include ?person ❙ DredScott1857 : courtDecision (∀[x] black x ⇒ ¬ person x) ❙ ❚ view RW73DS57 : ?RoeWade -> ?DredScott = fetus = black ❙ RoeWade1973 = DredScott1857 ❙ ❚