Quasigroupoids and weak Hopf quasigroups

被引:5
|
作者
Alonso Alvarez, J. N. [1 ]
Fernandez Vilaboa, J. M. [2 ]
Gonzalez Rodriguez, R. [3 ]
机构
[1] Univ Vigo, Dept Matemat, Campus Univ Lagoas Marcosende, E-36280 Vigo, Spain
[2] Univ Santiago de Compostela, Dept Matemat, E-15771 Santiago De Compostela, Spain
[3] Univ Vigo, Dept Matemat Aplicada 2, Campus Univ Lagoas Marcosende, E-36310 Vigo, Spain
关键词
Quasigroupoid; Quasigroup; Weak Hopf quasigroup; Hopf quasigroup; Grouplike element;
D O I
10.1016/j.jalgebra.2020.10.011
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
In this paper we prove that the category of finite quasigroupoids is equivalent to the one of pointed cosemisimple weak Hopf quasigroups over a given field K. As a consequence, if K is algebraically closed, we obtain that the categories of finite quasigroupoids and cocommutative cosemisimple weak Hopf quasigroups are equivalent. Moreover the restriction of the previous equivalence to the category of quasigroups (loops with the inverse property) provides a categorical equivalence between the categories of quasigroups and of pointed cosemisimple Hopf quasigroups over K and, as in the weak case, if K is algebraically closed, the category of quasigroups is equivalent to the one of cocommutative cosemisimple Hopf quasigroups. (C) 2020 Elsevier Inc. All rights reserved.
引用
收藏
页码:408 / 436
页数:29
相关论文
共 50 条
  • [1] Weak Hopf quasigroups and matched pairs of quasigroupoids
    Rodriguez, Ramon Gonzalez
    JOURNAL OF ALGEBRA AND ITS APPLICATIONS, 2025,
  • [2] WEAK HOPF QUASIGROUPS
    Alonso Alvarez, J. N.
    Fernandez Vilaboa, J. M.
    Gonzalez Rodriguez, R.
    ASIAN JOURNAL OF MATHEMATICS, 2016, 20 (04) : 665 - 694
  • [3] STRONG HOPF MODULES FOR WEAK HOPF QUASIGROUPS
    Alonso Alvarez, J. N.
    Fernandez Vilaboa, J. M.
    Gonzalez Rodriguez, R.
    COLLOQUIUM MATHEMATICUM, 2017, 148 (02) : 231 - 246
  • [4] A Characterization of Weak Hopf (co) Quasigroups
    Alonso Alvarez, J. N.
    Fernandez Vilaboa, J. M.
    Gonzalez Rodriguez, R.
    MEDITERRANEAN JOURNAL OF MATHEMATICS, 2016, 13 (05) : 3747 - 3764
  • [5] A Characterization of Weak Hopf (co) Quasigroups
    J. N. Alonso Álvarez
    J. M. Fernández Vilaboa
    R. González Rodríguez
    Mediterranean Journal of Mathematics, 2016, 13 : 3747 - 3764
  • [6] Maschke Type Theorems for Weak Hopf Quasigroups
    Alvarez, J. N. Alonso
    Vilaboa, J. M. Fernandez
    Rodriguez, R. Gonzalez
    ALGEBRA COLLOQUIUM, 2020, 27 (02) : 213 - 230
  • [7] Yetter-Drinfel'd modules over weak Hopf quasigroups
    Yan, Dongdong
    Wang, Shuanhong
    JOURNAL OF ALGEBRA AND ITS APPLICATIONS, 2021, 20 (12)
  • [8] Factorizations of Hopf quasigroups
    Rodriguez, Ramon Gonzalez
    PUBLICATIONES MATHEMATICAE DEBRECEN, 2024, 104 (1-2): : 195 - 219
  • [9] ACTIONS OF HOPF QUASIGROUPS
    Brzezinski, Tomasz
    Jiao, Zhengming
    COMMUNICATIONS IN ALGEBRA, 2012, 40 (02) : 681 - 696
  • [10] Bicrossproduct Hopf quasigroups
    Klim, Jennifer
    Majid, Shahn
    COMMENTATIONES MATHEMATICAE UNIVERSITATIS CAROLINAE, 2010, 51 (02): : 287 - 304