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It has been thought of as many things: a pointlike object, an excitation of a field, a speck of pure math that has cut into reality. But never has physicists’ conception of a particle changed more than it is changing now.
Three mathematicians have resolved a fundamental question about straight paths on the 12-sided Platonic solid.
Representation theory was initially dismissed. Today, it’s central to much of mathematics.
The legendary mathematician, who died on April 11, was curious, colorful and one of the greatest problem-solvers of his generation.
The laws of physics stay the same no matter one’s perspective. Now this idea is allowing computers to detect features in curved and higher-dimensional space.
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