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[2025-01-09 Thu]

• reanimate: A haskell library similar to python's manim to create animations useful to present math concepts.
• Someone had a stab at an AOC'2020 problem using group theory and haskell: https://blog.jle.im/entry/shuffling-things-up.html
• TTL based 4-bit CPU
  • https://hackaday.io/project/8442-ttl-based-4-bit-cpu
  • https://hackaday.io/project/26215-td4-cpu
  • https://www.philipzucker.com/td4-4bit-cpu/
• Building an indie 4004 processor: http://www.4004.com/
• SAT-solver concepts with python examples: https://www.philipzucker.com/python_sat/

[2024-12-27 Fri]

• June Huhʷ: Fields medal 2022 winner
  • Found relation between algebraic geometry and combinatronics.
  • Was once mentored by Heisuke Hironakaʷ, who had won Fields medal 1970

[2024-12-02 Mon]

• Escher fish programs of Peter Henderson
  • https://mapio.github.io/programming-with-escher/

[2024-11-29 Fri]

• There is now an NPTEL course on category theory!: https://nptel.ac.in/courses/111104524

[2024-11-21 Thu]

• Compiling lambda calculus (UTLC) to LLVM: https://compiler.club/compiling-lambda-calculus/

[2024-11-04 Mon]

• McCarthy 91 function ʷ

[2024-09-23 Mon]

• Hype for types: A student-run course at CMU about type theory

[2024-06-27 Thu]

• An interesting, funny survey of mathematicians: link

[2024-04-29 Mon]

• A functional esosteric programming language?: https://en.wikipedia.org/wiki/Unlambda
  • Based on combinatory logic
  • No variables
  • s, k and ` (application)

[2024-04-28 Sun]

• Looks like a rust edsl as HDL: https://github.com/kaist-cp/shakeflow

[2024-04-11 Thu]

• Lukasiewicz logicʷ: A 3-valued modal logic

[2024-03-11 Mon]

• cc hack: Brian Kernighan shows how a compiler can inject backdoors to allow root logins (1984?) ʳ
• Major systemʷ: a way to remember numbers by thinking of them as words corresponding to sounds.

[2024-02-22 Thu]

• Disagreement between Hilbert and Brouwer ʷ
• GeoCoq: An attempt to formalize (Euclidean?) geometry in Coq
• hack: 'PHP with types'. Made at facebook/meta ʳ
  • HHVM: HipHop Virtual Machine
  • Written mostly in OCaml (also uses js_of_ocaml??)
  • https://github.com/facebook/hhvm/tree/master/hphp/hack

[2024-02-16 Fri]

• Importance of formal verification: A blog post at Formal Land

[2024-02-15 Thu]

• A tiny introduction to lens (Haskell library) as a tutorial: link

[2023-11-01 Wed]

• More fixpoints! (Functional pearl): https://dl.acm.org/doi/10.1145/3607853
  • https://github.com/nomeata/haskell-rec-def
• About a way of removing left-recursion in grammars: https://www.joachim-breitner.de/blog/807-Left_recursive_parser_combinators_via_sharing

[2023-10-27 Fri]

• https://research.swtch.com/nih
• Delimited continuations
  • Returns a value and hence can be reused, unlike the 'usual' continuations

[2023-10-14 Sat]

• The stacks project: An online collaborative textbook about algebraic geometry
• Bloom filter
• Kansas Lava: An implementatation Lava, the Haskell eDSL for hardware design
• Dancing links: Data structure?

[2023-10-09 Mon]

• Default logicʷ

[2023-10-03 Tue]

• SECD machineʷ: An abstract machine specifically intended to evaluate lambda calculus expressions

[2023-09-28 Thu]

• Etymology of the 'liquid' in liquid types (as in Liquid haskell) is 'Logically Qualified'
  • From PLDI'08 ᵖ
  • Original implementation seems to have been in OCaml.