Tag Archives: translation

A (work in progress) translation of Joyal’s original paper on species

tl;dr: I’m working on an English translation, with additional commentary, of Joyal’s 1981 paper introducing the concept of combinatorial species. Collaboration and feedback welcome! Back when I was writing my PhD thesis on combinatorial species, I was aware that André … Continue reading

Posted in combinatorics, projects, species, writing | Tagged , , , , , , | 5 Comments

Things I have learned about vector spaces

Work on the diagrams library is coming along rather nicely. I’ll have more to say about it soon, but for now here are two things I have learned recently: Normals transform as the inverse transpose (see Subject 5.27). Be very … Continue reading

Posted in math, projects | Tagged , , , , , , , | 4 Comments

Typeclassopedia in Japanese!

Satoshi Nakamura has published a Japanese translation of the Typeclassopedia. I don’t read any Japanese, but it sure looks cool, and I hope this will be a great resource for Japanese learners of Haskell. A big thank you to Satoshi … Continue reading

Posted in links | Tagged , , , | Leave a comment