Other Sciences - Mathematics news

University professor discovers largest prime number to date

(Phys.org)—Curtis Cooper, professor of math and computer science at the University of Central Missouri, has discovered the largest prime number to date, it's 257,885,161 – 1. It has 17 million digits and is also a Mersenne prime (a prime number defined by the equation N=2n-1, ...

Feb 06, 2013 report
4.5 / 5 (11) 14 | with audio podcast

The faster-than-fast Fourier transform

The Fourier transform is one of the most fundamental concepts in the information sciences. It’s a method for representing an irregular signal — such as the voltage fluctuations in the wire that conne ...

Jan 18, 2012
4.9 / 5 (32) 20 | with audio podcast

Cambridge University puts Newton's papers online

(PhysOrg.com) -- In a project that has long been overdue, Cambridge University, thanks to a hefty gift from the Polonsky Foundation (supporter of education and arts) and a grant from Britain’s Joint ...

Dec 12, 2011 report
4.3 / 5 (14) 17 | with audio podcast