On right coideal subalgebras

2007/02/17 by V. K. Kharchenko, Kharchenko, V. K.
Mathematics · #16W30 #17B37 #Advanced Combinatorial Mathematics #Advanced Topics in Algebra #Algebraic structures and combinatorial models #FOS: Mathematics #Quantum Algebra (math.QA) #Rings and Algebras (math.RA)

paper · pdf · doi:10.48550/arxiv.math/0702504

openalex publication_date 2007/02/17 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

Let H be a character Hopf algebra. Every right coideal subalgebra that contains the coradical has a PBW-basis which can be extended up to a PBW-basis of H.

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