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universality

In Mysterious Pattern, Math and Nature Converge

February 5, 2013

All complex correlated systems, from Arctic melt ponds to the Internet, appear to be governed by the same math as a random matrix.

traveling salesperson problem

Computer Scientists Take Road Less Traveled

January 29, 2013

An infinitesimal advance in the traveling salesman problem breathes new life into the search for improved approximate solutions.

Mathematics

Getting Into Shapes: From Hyperbolic Geometry to Cube Complexes and Back

October 2, 2012

Thirty years after William Thurston articulated a grand mathematical vision, a proof by Ian Agol marks the end of an era in the study of three-dimensional shapes.