2016-01-18 Monads in string diagrams 圏論 String diagram Monad (こうなんじゃないかなあ・・・) Monad Coherence Monad @deprecated (箱の添字 は省略) Coherence @deprecated 参考文献 Strings and Stripes. Graphical Calculus for Monoidal Functors and Monads.pdf