1. Lattices of retracts of direct products of two finite chains and notes on retracts of lattices

   • Gábor Czédli

   OriginalPaper 02 August 2022 Article: 34

   

2. The number of languages with maximum state complexity

   • Bjørn Kjos-Hanssen
   • Lei Liu

   OriginalPaper 30 July 2022 Article: 33

   

3. Improved bounds on the size of the smallest representation of relation algebra \(32_{65}\)

   • Jeremy F. Alm
   • Michael Levet
   • Xiaonan Xu

   OriginalPaper 30 July 2022 Article: 32

   

4. The structure of completely meet irreducible congruences in strongly Fregean algebras

   • Katarzyna Słomczyńska

   OriginalPaper 13 July 2022 Article: 31

   

5. Minimum proper extensions in some lattices of subalgebras

   • Anthony W. Hager
   • Brian Wynne

   OriginalPaper 07 July 2022 Article: 30

6. Localic transitivity

   • Ali Akbar Estaji
   • Maryam Robat Sarpoushi
   • Ali Barzanouni

   OriginalPaper 28 June 2022 Article: 29

7. A finite axiomatization of positive MV-algebras

   • Marco Abbadini
   • Peter Jipsen
   • Sara Vannucci

   OriginalPaper 28 June 2022 Article: 28

   

8. On relatively elementary definability of graph classes in the class of semigroups

   • Vladimir A. Molchanov

   OriginalPaper 27 June 2022 Article: 27

9. A relatively finite-to-finite universal but not Q-universal quasivariety

   • M. E. Adams
   • W. Dziobiak
   • H. P. Sankappanavar

   OriginalPaper 27 June 2022 Article: 26

   

10. Spectral properties of cBCK-algebras

    • C. Matthew Evans

    OriginalPaper 27 June 2022 Article: 25

    

11. Difference–restriction algebras of partial functions: axiomatisations and representations

    • Célia Borlido
    • Brett McLean

    OriginalPaper 27 June 2022 Article: 24

12. The number fields that are \({O}^{*}\)-fields

    • Jingjing Ma

    OriginalPaper 27 June 2022 Article: 23

13. Divisibility on certain o-groups of matrices

    • Ramiro H. Lafuente-Rodriguez

    OriginalPaper 25 June 2022 Article: 22

14. Mal’tsev products of varieties, II

    • Tomasz Penza
    • Anna B. Romanowska

    OriginalPaper 21 May 2022 Article: 21