Other Sciences - Mathematics news

A revolution in knot theory

In the 19th century, Lord Kelvin made the inspired guess that elements are knots in the "ether". Hydrogen would be one kind of knot, oxygen a different kind of knot---and so forth throughout the periodic table ...

Nov 10, 2011 4.8 / 5 (35) 21 | with audio podcast

A zero sum game

(PhysOrg.com) -- New light has been shed on the 150-year-old math puzzle known as the Riemann hypothesis, say mathematical physicists at the University of Sydney.

Mar 21, 2011 5 / 5 (9) 0 | with audio podcast

An ancient, complex game examined

North Dakota State University mathematics doctoral student Lindsay (Merchant) Erickson is fascinated by the ancient game of Nim. A two-player pastime of combinatorial game theory, Nim's origins date hundreds ...

Mar 29, 2011 4.9 / 5 (8) 3 | with audio podcast

Mathematically ranking ranking methods

In a world where everything from placement in a Google search result to World Cup eligibility depends on ranking and numerical ratings of some kind, it is becoming increasingly important to analyze the algorithms and techniques ...

May 24, 2011 4 / 5 (7) 2 | with audio podcast