中文

A new invariant for sigma models

高能物理 - 理论 2007-05-23 v2

摘要

We introduce a new invariant for foliations using the even pairing between K-homology and cyclic homology and discuss some possible applications in physics.

引用

@article{arxiv.hep-th/9904001,
  title  = {A new invariant for sigma models},
  author = {Ioannis P. Zois},
  journal= {arXiv preprint arXiv:hep-th/9904001},
  year   = {2007}
}

备注

45 pages, extended version. to appear in Commun. Math. Phys., communicated with A. Connes