d306c42a1f
Remark: the main motivation for piext was Lean 0.1 simplifier. We are using a different approach in Lean 0.2. The axiom is not needed anymore. It is also not used in any part of the standard library
364 B
364 B
logic.axioms
Axioms that extend the Calculus of Constructions.
- funext : function extensionality
- classical : the law of the excluded middle
- hilbert : choice functions
- prop_decidable : the decidable class is trivial with excluded middle
- examples