3 years ago
by 0x5f3759df+8 +1
Introduction to divergence theorem (also called Gauss's theorem), based on the intuition of expanding gas.
3 years ago
by Kingpitka+2 +1
Really succinct explanation of my (and everyone else's) favorite identity. Very KhanAcademy-esque.
This is truly amazing. By Fiona MacDonald.
2 years ago
by kxh+44 +1
What happens when someone claims to have proved a famous conjecture? Well, it depends. When a paper is submitted, the journal editor will pass it off to a respected expert for examination. That referee will then scan the paper looking for a significant new idea. If there isn’t one, then the whole argument is unlikely to get much more scrutiny.
A Ukrainian mathematician has solved the centuries-old sphere-packing problem in dimensions eight and 24. By Erica Klarreich.
Researchers have uncovered deep connections among different types of random objects, illuminating hidden geometric structures. By Kevin Hartnett.
1 year ago
by kxh+27 +1
A retired German man has found the proof to a complex geometry and probability problem that experts have tried to solve for decades, only for his achievement to go largely unnoticed. Thomas Royen found the solution to the conjecture, known as the Gaussian correlation inequality (GCI).