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Natural Deduction in Haskell Using the Curry-Howard Correspondence

2026-05-30topic: Programming 
#logic #haskell #education 

Brief writeup on how to utilize the Curry-Howard correspondence to check natural deduction proofs encoded in Haskell at compile-time. ( ´ ▽ ` )ノ

RIP: My Lovely Game Boy Camera

2026-05-22topic: Tech 
#game-boy #photography #retro-tech 

The Game Boy Camera is such an interesting piece of technology. That’s why it breaks my heart to announce that my unit is DEAD.. sort of. (´;ω;`)

Sequent: A Fitch-Style First-Order Logic Proof Language

2026-05-21topic: Programming 
#logic #haskell #education #web-app 

Sequent is a Fitch-style first-order logic proof language and web app for checking, formatting, and rendering proofs with clickable diagnostics.

The Best Keyboard for Everything

2026-05-20topic: Tech 
#keyboards #planck #switches #keycaps 

A quick showcase of my OLKB Planck Rev. 7, along with the switches and keycaps I’ve equipped it with.

The Best QMK Layout for Programming

2026-05-19topic: Config 
#qmk #keyboards #programming #ergonomics 

A tour through the compact QMK keyboard layout I use across my Planck, Corne, and Ergodox, including the reasoning behind this specific arrangement.

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2023 - 2026 Lars Husted Vadgaard