
Functor Fact
@FunctorFact
Functional programming and category theory tweets from @JohnDCook
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When is one thing equal to some other thing? math.harvard.edu/~mazur/preprin… [pdf] // deeper than it sounds
'Literature about Lisp rarely resists that narcissistic pleasure of describing Lisp in Lisp.' -- Christian Queinnec, Lisp in Small Pieces
'Before software can be reusable it first has to be usable.' -- Ralph Johnson
"This follows from general theory, the details are in Lurie" "No they aren't, did you even read it?" "No, did you?" "No"

Right adjoints preserve limits. Left adjoints preserve colimits.
'Interconnectedness makes big programs eventually crumble under their own weight.' -- Simon Peyton Jones
The Zen of Stateless State - The State Monad youtu.be/XxzzJiXHOJs by @lorentzframe
youtube.com
YouTube
Brian Beckman: The Zen of Stateless State - The State Monad
The symbol ⊣ as in F ⊣ G if F is a left adjoint for G, is U+22A3 in Unicode, \dashv in LaTeX. Right adjoint ⊢ is U_22A2, \vdash.
'General category theory springs no nasty surprises: any sensible equation you can write down is true.' -- Tom Leinster
'Lisp's core occupies some sort of optimum in the space of programming languages.' -- John McCarthy
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