Actegories

Software Development, Programming Languages, Haskell(bartoszmilewski.com)view on HackerNews
actegoriescategory theoryHaskellopticslensesprismstraversals

Author: ibobev

Date: 7/14/2026

Article Summary:
This article discusses the concept of actegories in category theory and their application in optics, specifically lenses, prisms, and traversals, in the context of Haskell programming language.