1. Solution of the membership problem of the prefix monoid in certain one-relator groups

   • Arye Juhász

   Research Article 24 June 2014 Pages: 479 - 490

2. Square roots and continuity in strictly linearly ordered semigroups on real intervals

   • Jochen Glück

   Research Article 21 March 2014 Pages: 491 - 500

3. A groupoid generalisation of Leavitt path algebras

   • Lisa Orloff Clark
   • Cynthia Farthing
   • Mark Tomforde

   RESEARCH ARTICLE 03 April 2014 Pages: 501 - 517

4. Hall-type representations for generalised orthogroups

   • Yanhui Wang

   RESEARCH ARTICLE 19 February 2014 Pages: 518 - 545

5. On sofic monoids

   • Tullio Ceccherini-Silberstein
   • Michel Coornaert

   RESEARCH ARTICLE 11 April 2014 Pages: 546 - 570

   

6. Numerical semigroups of genus eight and double coverings of curves of genus three

   • Takeshi Harui
   • Jiryo Komeda

   Research Article 20 March 2014 Pages: 571 - 581

7. Null extensions of the bicyclic semigroup \({\varvec{\mathcal {B}}}\) are inflations of \({\varvec{\mathcal {B}}}\)

   • G. T. Clarke
   • R. A. R. Monzo

   RESEARCH ARTICLE 20 March 2014 Pages: 582 - 599

8. On extensions of completely simple semigroups by groups

   • Tamás Dékány

   Research Article 25 March 2014 Pages: 600 - 608

9. Structural results for semigroup subsets defined by factorization properties dependent on \(\Omega \) functions

   • Maciej Radziejewski

   Research Article Open access 21 March 2014 Pages: 609 - 626

10. On a subsemigroup of the universal covering of Lie semigroups

    • Eyüp Kizil
    • Jimmie Lawson

    Research Article 30 April 2014 Pages: 627 - 638

11. Ordered semigroups of size at most 7 and linearly ordered semigroups of size at most 10

    • Petr Gajdoš
    • Martin Kuřil

    RESEARCH ARTICLE 09 May 2014 Pages: 639 - 663

12. Geometrical illustration of numerical semigroups and of some of their invariants

    • E. Kunz
    • R. Waldi

    RESEARCH ARTICLE 10 June 2014 Pages: 664 - 691

    

13. On rapid idempotent ultrafilters

    • Peter Krautzberger

    Short Note 29 April 2014 Pages: 692 - 696

14. Book review of “The \(q\)-theory of finite semigroups”

    • Stuart Margolis

    BOOK REVIEW 07 October 2014 Pages: 697 - 700