Adjunctions in Everyday Lifeby Rúnar Bjarnason 47:38 6609 views 100% Published 4 years ago
This presentation was given at Lambda World 2017 by Rúnar Bjarnason.
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This talk introduces adjunctions, a category theory concept underlying and unifying a lot of things we take for granted in functional programming. All monads have adjoint functors underlying them, as do products, coproducts, algebraic data types, and folds. We'll see that adjoint functors really do arise everywhere.