The Doomsday Algorithm
2nd August 2003
I always thought you had to be an idiot savant to be able to state the day of the week for any date in history, but it turns out there’s a reasonably simple trick to it. The Doomsday Algorithm was first invented by Dr John Conway, also famous for creating the game of life. Rudy Limeback’s detailed explanation provides everything you need to know about the algorithm, how it works and how to memorise it.
More recent articles
- Tips on prompting ChatGPT for UK technology secretary Peter Kyle - 3rd June 2025
- How often do LLMs snitch? Recreating Theo's SnitchBench with LLM - 31st May 2025
- Talking AI and jobs with Natasha Zouves for News Nation - 30th May 2025