Spaces of metrics;
Curvature bounds;
Cobordism theory;
Homotopy groups of Madsen—Tillmann—Weiss-spectra;
Surgery stability;
53C21;
57R20;
57R65;
57R90;
58D05;
58D17;
D O I:
暂无
中图分类号:
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摘要:
In this paper we study spaces of Riemannian metrics with lower bounds on intermediate curvatures. We show that the spaces of metrics of positive p-curvature and k-positive Ricci curvature on a given high-dimensional Spin\documentclass[12pt]{minimal}
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\begin{document}$$\mathrm {Spin}$$\end{document}-manifold have many non-trivial homotopy groups provided that the manifold admits such a metric.