My Blog

Learning to spend money - My wife and I are both naturally stingy people. When drafting our wedding list we spurned the posh department stores and I carefully picked out the lowes...

On the proposed rule changes to the administration of federal grants - The United States Office of Management and Budget (OMB) has proposed a vast and radical set of rule changes to how federal grants from all funding agencies...

A recent experience with ChatGPT 5.5 Pro - We are all having to keep revising upwards our assessments of the mathematical capabilities of large language models. I have just made a fairly large revis...

Polymath News and AI - A post over “Combinatorics and More” describes Nissan Hajaj’s proposal to combine AI with polymath projects. Together with Nissan Hajaj and Ido Kaminer we ...

The Golden Rational Tetrahedra in Zome - [image: The Golden Rational Tetrahedra in Zome preview image]

Blade of the Immortal Bakumatsu Arc 07 - Act 7

Comsos : Review - [image: Cosmos]Cosmos by Carl Sagan My rating: 5 of 5 stars Carl Sagan's beautiful words transform you to outside the earth, into the cosmos and lets you ...

Irrationality Of E - Prove that e is irrational. Problem ID: 377 (17 Oct 2010) / Difficulty: 4 star