Back to NPA

Declaration

not_intro

Mathlib.Logic.Iff

Packages

2

Module

63

Theorems

750

Declarations

1016

Untrusted sidecar

Source text and display overlays are presentation metadata. The signed certificate and checker result are the trusted evidence.

Statement

forall (P : Prop), forall (h : forall (p : P), False), Not P

Proof term

fun P => fun h => h

Constants