johndcook.com > blog
Evaluating and lowering AI hallucination cost
10+ hour, 15+ min ago —...err by saying Chicago, but it wouldn’t say Seattle.... ...For example, if you ask for the capital city of Illinois, an AI might...
johndcook.com > blog
A Continental Divide for Newton’s Method
2+ day, 10+ hour ago —...Newton’s method is a simple and efficient method for finding the... ...If you start Newton’s method at any point on a root’s side of the...
johndcook.com > blog
All pieces on a small chessboard
3+ day, 11+ hour ago —...Here’s another little chess puzzle by Martin Gardner, taken from... ...The task is to place all the pieces—king, queen, two bishops, two...
johndcook.com > blog
Experiences with Nvidia
1+ week, 7+ hour ago —...For more perspectives, see Tae Kim’s excellent book, The Nvidia Way... ...In the early 2000s, Nvidia went all-in on CUDA....
johndcook.com > blog
Legendre polynomials
1+ week, 1+ day ago —...Source: Keith Oldham et al. An Atlas of Functions. 2nd edition.... ...The previous post mentioned Legendre polynomials....
johndcook.com > blog
The biggest perturbation of satellite orbits
1+ week, 2+ day ago —...Battin.... .... [2] Richard H....
johndcook.com > blog
Test whether an arbitrarily large integer is a square
2+ week, 5+ day ago —...largest allowed exponent is 1023 for reasons explained here. [2] Bob Johnson... ...These are illustrated in Python below....