A new invariant for sigma models

Abstract

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

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

References in corpus (5)

• M Theory As A Matrix Model: A Conjecture
• Quantum Gravity as Topological Quantum Field Theory
• Supergravity, Brane Dynamics and String Duality
• Uniqueness of the Freedman-Townsend Interaction Vertex For Two-Form Gauge Fields
• On search for the M-Theory Lagrangian

Cited by in corpus (1)

• Branes from Moyal Deformation Quantization of Generalized Yang Mills Theories