Factorization of Conditional Expectations on Kac Algebras and Quantum Double Coset Hypergroups

  • Yu. Chapovsky
  • A. A. Kalyuzhnyi

Abstract

We prove that a conditional expectation on a Kac algebra, under certain conditions, decomposes into a composition of two conditional expectations of a special type and gives rise to a compact quantum hypergroup connected to a quantum Gelfand pair.
Published
25.12.2003
How to Cite
ChapovskyY., and KalyuzhnyiA. A. “Factorization of Conditional Expectations on Kac Algebras and Quantum Double Coset Hypergroups”. Ukrains’kyi Matematychnyi Zhurnal, Vol. 55, no. 12, Dec. 2003, pp. 1669-77, https://umj.imath.kiev.ua/index.php/umj/article/view/4029.
Section
Research articles