Semigroup identities in the monoid of two-by-two tropical matrices Zur IzhakianStuart W. Margolis Research Article 20 January 2010 Pages: 191 - 218
Epimorphisms, dominions and seminormal identities Noor Mohammad KhanAftab Hussain Shah Research Article 22 January 2010 Pages: 219 - 241
Constructing numerical semigroups of a given genus Yufei Zhao Research Article 29 October 2009 Pages: 242 - 254
Analytic semigroups generated in L 1(Ω) by second order elliptic operators via duality methods L. AngiuliD. PallaraF. Paronetto Research Article 09 January 2010 Pages: 255 - 271
Examples concerning absolute flatness and amalgamation in pomonoids Sydney Bulman-FlemingSohail Nasir Research Article 01 January 2010 Pages: 272 - 292
Distributive lattice decompositions of semirings with a semilattice additive reduct A. K. BhuniyaT. K. Mondal Research Article 05 January 2010 Pages: 293 - 301
Module amenability of the second dual and module topological center of semigroup algebras Massoud AminiAbasalt BodaghiDavood Ebrahimi Bagha Research Article 12 February 2010 Pages: 302 - 312
Banaschewski’s theorem for S-posets: regular injectivity and completeness M. M. EbrahimiM. MahmoudiH. Rasouli Research Article 12 January 2010 Pages: 313 - 324
An abstract characterization of Thompson’s group F Marcelo FioreTom Leinster Research Article 23 January 2010 Pages: 325 - 340
Chains and anti-chains in the lattice of epigroup varieties D. V. SkokovB. M. Vernikov Short Note 11 December 2009 Pages: 341 - 345