1. Finite monogenic semigroups and saturated varieties of semigroups

   • Shabir Ahmad Ahanger

   Research Article 16 June 2020 Pages: 1 - 10

2. Strong atoms in Krull monoids

   • Gerhard Angermüller

   Research Article 24 June 2019 Pages: 11 - 18

3. Refinement monoids and adaptable separated graphs

   • Pere Ara
   • Joan Bosa
   • Enrique Pardo

   Research Article 11 December 2019 Pages: 19 - 36

4. Simple semirings with right multiplicatively absorbing elements

   • Barbora Batíková
   • Tomáš Kepka
   • Petr Němec

   Research Article 27 May 2020 Pages: 37 - 50

5. On the structure theory of partial automaton semigroups

   • Daniele D’Angeli
   • Emanuele Rodaro
   • Jan Philipp Wächter

   Research Article 13 July 2020 Pages: 51 - 76

   

6. Green’s relations and stability for subsemigroups

   • James East
   • Peter M. Higgins

   Research Article 30 July 2019 Pages: 77 - 86

7. Representations of inverse semigroups in complete atomistic inverse meet-semigroups

   • D. G. FitzGerald

   Research Article 18 February 2020 Pages: 87 - 101

8. A new example of a limit variety of monoids

   • S. V. Gusev

   Research Article 16 December 2019 Pages: 102 - 120

   

9. Local almost periodicity and direct limits of semigroup compactifications

   • H. D. Junghenn

   Research Article 28 August 2019 Pages: 121 - 142

10. On concrete characterization problem of endomorphism semigroups of graphs

    • Vladimir A. Molchanov

    Research Article 21 August 2019 Pages: 143 - 151

11. Semigroup operations distributed by natural noncancellative semigroup operations on the positive real numbers

    • Hirokazu Oka
    • Takeshi Miura
    • Sin-Ei Takahasi

    Research Article 19 November 2019 Pages: 152 - 161

12. Euler semigroup, Hardy–Sobolev and Gagliardo–Nirenberg type inequalities on homogeneous groups

    • Michael Ruzhansky
    • Durvudkhan Suragan
    • Nurgissa Yessirkegenov

    Research Article Open access 10 June 2020 Pages: 162 - 191

13. The structure of subdirectly irreducible and uniform acts over rectangular bands

    • Mojtaba Sedaghatjoo
    • Mohammad Roueentan

    Research Article 21 January 2020 Pages: 192 - 201

14. Chaos, attraction, and control for semigroup actions

    • Josiney A. Souza
    • Hélio V. M. Tozatti

    Research Article 19 February 2020 Pages: 202 - 225

    

15. Relationship among several types of sensitivity in general semi-flows

    • Xinxing Wu
    • Xu Zhang

    Research Article 20 November 2019 Pages: 226 - 236

16. Applications of the Hales–Jewett theorem near zero

    • Pintu Debnath
    • Sayan Goswami

    Short Note 15 June 2020 Pages: 237 - 241

17. Editorial Note

    Editorial Note 27 July 2020 Pages: 242 - 242