11 lines
304 B
Text
11 lines
304 B
Text
/-
|
||
Copyright (c) 2015 Microsoft Corporation. All rights reserved.
|
||
Released under Apache 2.0 license as described in the file LICENSE.
|
||
Author: Leonardo de Moura
|
||
|
||
Excluded middle
|
||
|
||
Remark: This axiom can be derived from propext funext and hilbert.
|
||
See examples/diaconescu
|
||
-/
|
||
axiom em (a : Prop) : a ∨ ¬a
|