New on Veritula · Articles

Bold Ideas, Written Out

When a quick post isn’t enough, members write an article for their bigger ideas. Quote a passage to criticize it, and the margin beside it keeps count.

OEIS A307491 and A307492 Are Complete: A Proof with Oranges and Elliptic Curves

Some numbers of oranges can be laid flat as a triangle with one orange exactly in the middle. Some can be stacked into a neat pyramid. Very few numbers can do both. So far, people have known five numbers that can: 1, 4, 10, 4960 and…

Dennis Hackethal·​Nov 11, 2026·​No pending criticisms

Veritula for Programmers

Programmers already know the rule Veritula runs on. A pull request with unresolved review comments shouldn’t get merged. On Veritula, an idea is rationally adoptable only if it has no pending criticisms, and a criticism is pending if it…

Dennis Hackethal·​Nov 2, 2026·​No pending criticisms

In Defense of Ambition

Until about a week ago, when I debated this with my friend Tom Hyde, it seemed incredibly obvious to me that wanting to be rich is rational but I could not explain why. Fundamentally I agree with Popper and Deutsch that all life is problem…

Moritz Wallawitsch·​Oct 17, 2026·​No pending criticisms

web-haptics: Haptic Feedback Finally Comes to iOS Safari

lochie just published a package bringing haptic feedback to the web on iOS: web-haptics. I spent four years at Apple working mostly on UIs, so I pay close attention to design and UX. In terms of presentation, use case, and attention to…

Dennis Hackethal·​Mar 5, 2026

5 Minute Creativity

TL;DR: When making a decision or working to solve a problem, spend 5 minutes (using a timer) just coming up with ideas. Managing your attention like this can supercharge your creativity. A few days ago I was helping a friend flesh out an…

Benjamin Davies·​Feb 28, 2026·​No pending criticisms