curry-howard-correspondence

Noun
(uncountable)
- A thesis which claims the existence of an analogy or correspondence between — on the one hand — constructive mathematical proofs and programs (especially functions of a typed functional programming language), and — on the other hand — between formulae (proven by the aforementioned proofs) and types (of the aforementioned functions).
- Gerhard Gentzen's calculus of natural deduction is the first formalism of structural proof theory, and is the cornerstone of the Curry–Howard correspondence relating logic to functional programming.WP