Vikraman Choudhury
University of Strathclyde, Glasgow, UK
October 29, 2026
module CS410.Prelude where
open import Agda.Builtin.Equality public cong : {A B : Set} (f : A → B) {x y : A} → x ≡ y → f x ≡ f y cong f refl = refl
