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Science 18 April 2003:
Vol. 300. no. 5618, p. 417
DOI: 10.1126/science.300.5618.417
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News Focus

TOPOLOGY:
Mathematics World Abuzz Over Possible Poincaré Proof

Dana Mackenzie

One of math's hottest unsolved problems may be about to topple. Even if it doesn't, experts agree that its would-be conqueror has achieved something wonderful.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)