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Automorphism groups of quandles and related groups. / Bardakov, V.; Nasybullov, T.; Singh, M.
In: Monatshefte fur Mathematik, Vol. 189, No. 1, 01.05.2019, p. 1-21.Research output: Contribution to journal › Article › peer-review
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TY - JOUR
T1 - Automorphism groups of quandles and related groups
AU - Bardakov, V.
AU - Nasybullov, T.
AU - Singh, M.
N1 - Publisher Copyright: © 2018, Springer-Verlag GmbH Austria, part of Springer Nature.
PY - 2019/5/1
Y1 - 2019/5/1
N2 - In this paper we study various questions concerning automorphisms of quandles. For a conjugation quandle (Formula presented.) of a group G we determine several subgroups of (Formula presented.) and find necessary and sufficient conditions for these subgroups to coincide with the whole group (Formula presented.). In particular, we prove that (Formula presented.) if and only if either (Formula presented.) or G is one of the groups (Formula presented.), (Formula presented.) or (Formula presented.). For a big list of Takasaki quandles T(G) of an abelian group G with 2-torsion we prove that the group of inner automorphisms (Formula presented.) is a Coxeter group. We study automorphisms of certain extensions of quandles and determine some interesting subgroups of the automorphism groups of these quandles. Also we classify finite quandles Q with k-transitive action of (Formula presented.) for (Formula presented.).
AB - In this paper we study various questions concerning automorphisms of quandles. For a conjugation quandle (Formula presented.) of a group G we determine several subgroups of (Formula presented.) and find necessary and sufficient conditions for these subgroups to coincide with the whole group (Formula presented.). In particular, we prove that (Formula presented.) if and only if either (Formula presented.) or G is one of the groups (Formula presented.), (Formula presented.) or (Formula presented.). For a big list of Takasaki quandles T(G) of an abelian group G with 2-torsion we prove that the group of inner automorphisms (Formula presented.) is a Coxeter group. We study automorphisms of certain extensions of quandles and determine some interesting subgroups of the automorphism groups of these quandles. Also we classify finite quandles Q with k-transitive action of (Formula presented.) for (Formula presented.).
KW - Automorphism of a quandle
KW - Braid group
KW - Coxeter group
KW - Enveloping group
KW - Quandle
UR - http://www.scopus.com/inward/record.url?scp=85048252730&partnerID=8YFLogxK
U2 - 10.1007/s00605-018-1202-y
DO - 10.1007/s00605-018-1202-y
M3 - Article
AN - SCOPUS:85048252730
VL - 189
SP - 1
EP - 21
JO - Monatshefte fur Mathematik
JF - Monatshefte fur Mathematik
SN - 0026-9255
IS - 1
ER -
ID: 13924700