1. Semigroup and Riesz transform for the Dunkl–Schrödinger operators

   • Béchir Amri
   • Amel Hammi

   Research Article 28 May 2020 Pages: 507 - 533

2. A note on dual prehomomorphisms from a group into the Margolis–Meakin expansion of a group

   • Bernd Billhardt
   • Boorapa Singha
   • Jukrapong Tiammee

   Research Article Open access 07 August 2020 Pages: 534 - 546

   

3. On norm continuity, differentiability and compactness of perturbed semigroups

   • A. Boulouz
   • H. Bounit
   • S. Hadd

   RESEARCH ARTICLE 09 October 2020 Pages: 547 - 570

4. Semiring varieties related to multiplicative Green’s relations on a semiring

   • Yanliang Cheng
   • Yong Shao

   Research Article 05 June 2020 Pages: 571 - 584

5. Relationships among quasivarieties induced by the min networks on inverse semigroups

   • Ying-Ying Feng
   • Li-Min Wang
   • Zhi-Yong Zhou

   Research Article 14 August 2020 Pages: 585 - 602

   

6. Gluing semigroups: when and how

   • Philippe Gimenez
   • Hema Srinivasan

   Research Article 04 August 2020 Pages: 603 - 618

7. Asymptotic behaviour of fast diffusions on graphs

   • Adam Gregosiewicz

   RESEARCH ARTICLE Open access 30 September 2020 Pages: 619 - 653

8. The commutative cohomology of nilmonoids, revisited

   • Pierre Antoine Grillet

   Research Article 29 June 2020 Pages: 654 - 679

   

9. The \({\mathcal {F}}\)-transitivity and recurrence of translation semigroups on complex sectors

   • Shengnan He
   • Xiaoli Sun
   • Mingqing Xiao

   Research Article 19 August 2020 Pages: 680 - 689

10. Numerical semigroups generated by primes

    • Michael Hellus
    • Anton Rechenauer
    • Rolf Waldi

    Research Article Open access 28 May 2020 Pages: 690 - 703

    

11. A decomposition of partitions and numerical sets

    • Halil İbrahim Karakaş
    • Nesrin Tutaş

    OriginalPaper 02 January 2020 Pages: 704 - 715

    

12. Almost periodicity and ergodic theorems for nonexpansive mappings and semigroups in Hadamard spaces

    • Hadi Khatibzadeh
    • Hadi Pouladi

    Research Article 06 May 2020 Pages: 716 - 733

    

13. Analysis of a non-linear model of populations structured by size

    • Anna Lo Grasso
    • Silvia Totaro

    RESEARCH ARTICLE Open access 07 October 2020 Pages: 734 - 750

14. Approximation of semilinear fractional Cauchy problem: II

    • Ru Liu
    • Sergey Piskarev

    RESEARCH ARTICLE 20 October 2020 Pages: 751 - 768

15. Another multiplicative property of a regular ring that has no multiplicative proof

    • Kevin C. O’Meara

    Research Article 28 January 2020 Pages: 769 - 778

16. Basis reduction for cryptogroups and orthogroups

    • Ana Casimiro
    • Eduardo Skapinakis

    SHORT NOTE 14 September 2020 Pages: 779 - 785

17. Correction to: Davenport constant for semigroups

    • Guoqing Wang

    Correction 15 October 2020 Pages: 786 - 794