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knot theory
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Graduate Student Solves Decades-Old Conway Knot Problem
It took Lisa Piccirillo less than a week to answer a long-standing question about a strange knot discovered over half a century ago by the legendary John Conway.
John Conway Solved Mathematical Problems With His Bare Hands
The legendary mathematician, who died on April 11, was curious, colorful and one of the greatest problem-solvers of his generation.
Mathematics as a Team Sport
When 50 mathematicians spend a week in the woods, there’s no telling what will happen. And that’s the point.
The Map of Mathematics
Explore our surprisingly simple, absurdly ambitious and necessarily incomplete guide to the boundless mathematical universe.
Color-Changing Material Unites the Math and Physics of Knots
Mathematicians have studied knots for centuries, but a new material is showing why some knots are better than others.
Scientists Learn the Ropes on Tying Molecular Knots
As chemists tie the most complicated molecular knot yet, biophysicists create a “periodic table” that describes what kinds of knots are possible.
Could Knots Unravel Mysteries of Fluid Flow?
By investigating the central role played by knots in fluids and fields, physicists hope to unravel long-standing mysteries of turbulence.