The bitwisted Cartesian model for the free loop fibration

dc.creatorSaneblidze, Samson
dc.date2007-07-04
dc.date2009-05-15
dc.date.accessioned2026-07-07T13:14:44Z
dc.date.available2026-07-07T13:14:44Z
dc.descriptionUsing the notion of truncating twisting function from a simplicial set to a cubical set a special, bitwisted, Cartesian product of these sets is defined. For the universal truncating twisting function, the (co)chain complex of the corresponding bitwisted Cartesian product agrees with the standard Cartier (Hochschild) chain complex of the simplicial (co)chains. The modelling polytopes $F_n$ are constructed. An explicit diagonal on $F_n$ is defined and a multiplicative model for the free loop fibration $ΩY\to ΛY\to Y$ is obtained. As an application we establish an algebra isomorphism $H^*(ΛY;\mathbb{Z}) \approx S(U)\otimes Λ(s^{_{-1}}U)$ for the polynomial cohomology algebra $H^*(Y;\mathbb{Z})=S(U).$
dc.description19 pages, 3 figures, Published in "Topology and Its Applications," 156 (2009), 897-910
dc.identifierhttps://arxiv.org/abs/0707.0614
dc.identifierhttp://arxiv.org/abs/0707.0614
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/230268
dc.subjectAlgebraic Topology
dc.subject55P35, 55U05, 52B05, 05A18, 05A19
dc.titleThe bitwisted Cartesian model for the free loop fibration
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