Derivations and automorphisms of the positive part of the two-parameter quantum group Ur,s(B3)
Sign Up to like & getrecommendations! Published in 2017 at "Acta Mathematica Sinica, English Series"
DOI: 10.1007/s10114-017-5787-1
Abstract: We compute the derivations of the positive part of the two-parameter quantum group Ur,s(B3) and show that the Hochschild cohomology group of degree 1 of this algebra is a three-dimensional vector space over the base… read more here.
Keywords: parameter quantum; part two; group; positive part ... See more keywords
Derivations of the Positive Part of the Two-parameter Quantum Group of Type G2
Sign Up to like & getrecommendations! Published in 2021 at "Acta Mathematica Sinica, English Series"
DOI: 10.1007/s10114-021-9571-x
Abstract: In this paper, we compute the derivations of the positive part of the two-parameter quantum group of type G 2 by embedding it into a quantum torus. We also show that the first Hochschild cohomology… read more here.
Keywords: quantum; part two; derivations positive; group ... See more keywords
The alternating central extension for the positive part of Uq(slˆ2)
Sign Up to like & getrecommendations! Published in 2019 at "Nuclear Physics B"
DOI: 10.1016/j.nuclphysb.2019.114729
Abstract: Abstract This paper is about the positive part U q + of the quantum group U q ( sl ˆ 2 ) . The algebra U q + has a presentation with two generators A… read more here.
Keywords: alternating central; positive part; alternating elements; central extension ... See more keywords