eq

Leibnizian equality http://github.com/ekmett/eq/

Version on this page:4.0.4
LTS Haskell 9.14:4.0.4
Stackage Nightly 2017-11-23:4.0.4
Latest on Hackage:4.0.4
BSD3 licensed by Edward A. Kmett
Maintained by Edward A. Kmett

Module documentation for 4.0.4

eq

Build Status

This package provides a data type that witnesses equality between two types using Leibnizian equality.

It includes a refinement to the notion of Leibnizian equality by Oleg Kiselyov that permits it to refine equality using the injectively of type constructors via type families.

Contact Information

Contributions and bug reports are welcome!

Please feel free to contact me through github or on the #haskell IRC channel on irc.freenode.net.

-Edward Kmett

Changes

4.0.2

  • Made := kind polymorphic.

4.0.1

  • Provided an explicit nominal RoleAnnotation.

4.0

  • Updated to work with semigroupoids 4.0

3.1.1

  • Claim to be Trustworthy

3.1

  • Disabled observing injectivity through TypeFamilies for GHC >= 7.6

3.0.1

  • Updated build system
  • Removed my personal intra-package dependency upper bounds
  • Added README and CHANGELOG
Depends on:
Used by 1 package:
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