Football Daily | Ramy Bensebaini and the stuff of nightmares in Europe for Dortmund

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The \(n\)-dimensional hyperbolic space \(\mathbb{H}^n\) is the unique (up to isometry) simply connected, complete Riemannian manifold of constant sectional curvature \(K = -1\).

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2020-07-23 20:46:42 +02:00

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