User:Crisperdue/Q zero

Q0
Peter Andrews' system of simply-typed lambda calculus. From "An Introduction to Mathematical Logic and Type Theory".

Axioms

(1) g00T0 = ∀''x0. g0x0

(2∝) [x∝ = y∝] ⊃. h0∝x∝ = h0∝y∝