Cooperation vs. Competition: Greed is good -- but only a moderate amount
To build a cooperative society, is it better to punish or reward?
Winning While Losing: New Strategy Solves 'Two-Envelope' Paradox
Computer generated math proof is too large for humans to check
Mathematicians calculate that there are 177,147 ways to knot a tie
Generosity leads to evolutionary success, biologists show
With new insights into the classical game theory match-up known as the "Prisoner's Dilemma," University of Pennsylvania biologists offer a mathematically based explanation for why cooperation and generosity have evolved in ...
Mathematician designs event cloaking device without using metamaterials
Mathematician proves there are infinitely many pairs of prime numbers less than 70 million units apart
Shrinking blob speeds traveling salesman on his way
Fermat's Last Theorem, more can be proved more simply: Professor steers field toward a numbers-only proof
Fermat's Last Theorem—the idea that a certain simple equation had no solutions— went unsolved for nearly 350 years until Oxford mathematician Andrew Wiles created a proof in 1995. Now, Case Western Reserve University's ...
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, ...
Slow-moving rocks better odds that life crashed to Earth from space
(Phys.org)—Microorganisms that crashed to Earth embedded in the fragments of distant planets might have been the sprouts of life on this one, according to new research from Princeton University, the University ...
Crowd-talk yields great answers, says university team
Was the real discovery of the expanding universe lost in translation?
(PhysOrg.com) -- The greatest astronomical discovery of the 20th century may have been credited to the wrong person. But it turns out to have been nobody's fault except for that of the actual original discoverer ...