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Declaration

not_elim

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 (hn : Not P), forall (p : P), False

Proof term

fun P => fun hn => fun p => hn p

Constants