Changelog for decidable-0.1.3.1

Changelog

October 26, 2018

October 24, 2018

Added a type and Universe for universe disjunction or summing, :+:, with appropriate Elem and Auto instances.
Added Universe instances (and appropriate Elem and Auto instances) for Proxy (the null universe) and Identity.
Auto instances for IsNothing and IsLeft.

October 14, 2018

New :.: for universe composition, with Elem and Universe instances, and associated functions for working with them alongside Any, All.
Many of the Elem instances and indices in Data.Type.Universe have had their name changed to be more consistent with their role as indices. IsJust is now IJust, IsRight is IRight, Snd is ISnd.
Convenience predicates for alternate universes, such as IsJust, IsLeft, IsNothing, etc.
NotAll quantifier added alongside None.
Many new implications added to Data.Type.Predicate.Quantification, converting not-any and all-not, etc.
NotFound p added as a convenience predicate synonym for Not (Found p).
Some implications showing the equivalence between Found (InP f) and NotNull f added to Data.Type.Predicate.Param.
Many new deduction rules added to Data.Type.Predicate.Auto. Please see module documentation for a detailed list of new rules and classes in this version.
Convenient combinators for dealing with Refuted and Decision added to Data.Type.Predicate: elimDisproof and mapRefuted.

October 12, 2018

flipDecision, forgetDisproof, forgetProof, isProved, and isDisproved added to Data.Type.Predicate module.
ProvableTC, DeccidableTC, proveTC, and decideTC helper functions and constraints
Data.Type.Predicate.Auto module, for generating witnesses at compile-time.
Instances for injection and projection out of &&& and |||, with some tricks to prevent overlapping instance issues.

October 10, 2018