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：2025/11/23
Poincaré conjecture
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The theorem that the only simply connected, closed 3-dimensional manifold is a sphere.
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Poincaré conjecture
After a century of attempts, the successful proof of the Poincaré conjecture transformed our understanding of three-dimensional spaces.
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After a century of attempts, the successful proof of the Poincaré conjecture transformed our understanding of three-dimensional spaces.
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