INDUCTIVE DEFINITION ex2_3 () [ A0:Set, A1:Set, A2:Set, :A0→A1→A2→Prop, :A0→A1→A2→Prop ]
OF ARITY Prop
BUILT FROM:
     ex2_3_intro: ∀x0:A0.∀x1:A1.∀x2:A2.(P0 x0 x1 x2)→(P1 x0 x1 x2)→(ex2_3 A0 A1 A2 P0 P1)