A K-Theoretic Proof of the Morse Index Theorem in Semi-Riemannian Geometry
A K-Theoretic Proof of the Morse Index Theorem in Semi-Riemannian Geometry
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DOI:
10.1090/s0002-9939-2011-10874-8
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发表时间:
2010-07
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影响因子:
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通讯作者:
Nils Waterstraat
中科院分区:
文献类型:
--
作者:
Nils Waterstraat
We give a short proof of the Morse index theorem for geodesics in semi-Riemannian manifolds by using K-theory. This makes the Morse index theorem reminiscent of the Atiyah-Singer index theorem for families of selfadjoint elliptic operators.