The goal of the paper is to define Hochschild and cyclic homology for bornological coarse spaces, i.e., lax symmetric monoidal functors XHHG and XHCG from the category GBornCoarse of equivariant bornological coarse spaces to the cocomplete stable infinity-category Ch(infinity) of chain complexes reminiscent of the classical Hochschild and cyclic homology. We investigate relations to coarse algebraic K-theory X K-G and to coarse ordinary homology XHG by constructing a trace-like natural transformation X K-G -> XHG that factors through coarse Hochschild (and cyclic) homology. We further compare the forget-control map for XHHG with the associated generalized assembly map.

Cyclic homology for bornological coarse spaces

Luigi Caputi
2020-01-01

Abstract

The goal of the paper is to define Hochschild and cyclic homology for bornological coarse spaces, i.e., lax symmetric monoidal functors XHHG and XHCG from the category GBornCoarse of equivariant bornological coarse spaces to the cocomplete stable infinity-category Ch(infinity) of chain complexes reminiscent of the classical Hochschild and cyclic homology. We investigate relations to coarse algebraic K-theory X K-G and to coarse ordinary homology XHG by constructing a trace-like natural transformation X K-G -> XHG that factors through coarse Hochschild (and cyclic) homology. We further compare the forget-control map for XHHG with the associated generalized assembly map.
2020
15
3-4
463
493
K-theory and homology; Algebraic Topology; Coarse Geometry
Luigi Caputi
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/2318/1894553
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