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Greg Pfeil

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titleconferencedate
The Monoiad: an epic poem on monoidsTypelevel Summit Philadelphia 20192019-04-01
Scala and Haskell code and a companion repo (Cheshire, plus a sister library doll) demonstrate encoding monoids at the type and categorical level, using SBT…
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Duality and How to Delete Half (minus ε) of Your CodeScale By The Bay 20182018-11-15
Claims that 96% minus ε of duplicated recursion-schemes code disappears by abstracting folds/unfolds over comonads and arrow categories, collapsing monadic…
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Scale By The Bay 2018 Unconference: Greg PfeilScale By The Bay 20182018-11-15
Dhall is a total, non-Turing-complete configuration language that still expresses functor, monad and category abstractions, implements kind polymorphism and…
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Category-parametric ProgrammingScalaIO 20182018-10-29
Claim: most categorical constructions are parametric over the category, so you can write one generic library and specialize it. Implementation uses Scala +…
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Efficient Nanopass Compilers using Cats and MatryoshkaTypelevel Summit Philadelphia 20162016-03-02
Claims a new recursion-scheme library, Matryoshka, lets many tiny, safe AST transformations be written independently but fused into a few efficient passes…
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