Other Sciences - Mathematics news

Mathematicians Solve the 'Cocktail Party Problem'

Officials at the CIA and scientists around the world have pondered the "cocktail party problem" for decades. How could they separate one sound - perhaps a voice - from a group of other recorded sounds, perhaps a multitude ...

Aug 22, 2006
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New math theories reveal the nature of numbers

For centuries, some of the greatest names in math have tried to make sense of partition numbers, the basis for adding and counting. Many mathematicians added major pieces to the puzzle, but all of them fell ...

Jan 20, 2011
4.8 / 5 (78) 16 | with audio podcast

Mathematicians Solve 140-Year-Old Boltzmann Equation

(PhysOrg.com) -- Two University of Pennsylvania mathematicians have found solutions to a 140-year-old, 7-dimensional equation that were not known to exist for more than a century despite its widespread use in modeling the ...

May 13, 2010
4.8 / 5 (73) 5 | with audio podcast

Composer reveals musical chords' hidden geometry

Composers often speak of fitting chords and melodies together, as though sounds were physical objects with geometric shape -- and now a Princeton University musician has shown that advanced geometry actually does offer a ...

Jul 06, 2006
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Glimpses of a new (mathematical) world

A new mathematical object was revealed yesterday during a lecture at the American Institute of Mathematics (AIM). Two researchers from the University of Bristol exhibited the first example of a third degree transcendental ...

Mar 13, 2008
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US culture derails girl math whizzes

A culture of neglect and, at some age levels, outright social ostracism, is derailing a generation of students, especially girls, deemed the very best in mathematics, according to a new study.

Oct 10, 2008
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Encryption is less secure than we thought

Information theory—the discipline that gave us digital communication and data compression—also put cryptography on a secure mathematical foundation. Since 1948, when the paper that created information theory first appear ...

Aug 14, 2013
4.2 / 5 (66) 9 | with audio podcast