File: bug_15753_2.v

package info (click to toggle)
coq-doc 8.20.0-2
  • links: PTS, VCS
  • area: non-free
  • in suites: forky, sid, trixie
  • size: 46,708 kB
  • sloc: ml: 234,429; sh: 4,686; python: 3,359; ansic: 2,644; makefile: 842; lisp: 172; javascript: 87; xml: 24; sed: 2
file content (10 lines) | stat: -rw-r--r-- 232 bytes parent folder | download | duplicates (4) 
1
2
3
4
5
6
7
8
9
10
 
Require Import Coq.ssr.ssreflect.

Class FromPureT (φ : Type) :=
  from_pureT : exists ψ : Prop, φ = ψ.

Lemma into_forall_impl_pure φ : FromPureT φ -> φ -> True.
Proof.
  rewrite /FromPureT => -[φ' ->].
  constructor.
Qed.