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On the braided Connes–Moscovici construction.

Authors :
Bartulovic´, Ivan
Source :
Journal of Noncommutative Geometry; 2024, Vol. 18 Issue 3, p837-889, 53p
Publication Year :
2024

Abstract

In 1998, Connes and Moscovici defined the cyclic cohomology of Hopf algebras. In 2010, Khalkhali and Pourkia proposed a braided generalization: to any Hopf algebra H in a braided category B, they associate a paracocyclic object in B. In this paper, we explicitly compute the powers of the paracocyclic operator of this paracocyclic object. Also, we introduce twisted modular pairs in involution for H and derive (co)cyclic modules from them. Finally, we relate the paracocyclic object associated with H to that associated with an H-module coalgebra via a categorical version of the Connes–Moscovici trace. [ABSTRACT FROM AUTHOR]

Subjects

Subjects :
HOPF algebras
GENERALIZATION

Details

Language :
English
ISSN :
16616952
Volume :
18
Issue :
3
Database :
Complementary Index
Journal :
Journal of Noncommutative Geometry
Publication Type :
Academic Journal
Accession number :
178197231
Full Text :
https://doi.org/10.4171/JNCG/541