Faculté des sciences

Nonnegative curvature and cobordism type

Dessai, Anand ; Tuschmann, Wilderich

In: Mathematische Zeitschrift, 2007, vol. 257, no. 1, p. 7-12

We show that in each dimension n = 4k, k≥ 2, there exist infinite sequences of closed simply connected Riemannian n-manifolds with nonnegative sectional curvature and mutually distinct oriented cobordism type. Plus

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    Summary
    We show that in each dimension n = 4k, k≥ 2, there exist infinite sequences of closed simply connected Riemannian n-manifolds with nonnegative sectional curvature and mutually distinct oriented cobordism type.