Finiteness spaces, étale groupoids and their convolution algebras Joey Beauvais-FeisthauerRichard BlutePierre-Alain Jacqmin Research Article 12 March 2020 Pages: 243 - 258
Set-theoretical solutions of the Yang–Baxter and pentagon equations on semigroups Francesco CatinoMarzia MazzottaPaola Stefanelli Research Article 21 April 2020 Pages: 259 - 284
Near-ring congruences on additively regular seminearrings Kamalika ChakrabortyPavel PalSujit Kumar Sardar Research Article 05 August 2020 Pages: 285 - 302
A generalization of Wilf’s conjecture for generalized numerical semigroups Carmelo CistoMichael DiPasqualeRosanna Utano Research Article 21 January 2020 Pages: 303 - 325
On finitary properties for fiber products of free semigroups and free monoids Ashley Clayton RESEARCH ARTICLE Open access 14 August 2020 Pages: 326 - 357
Approximate semi-amenability of Banach algebras F. GhahramaniR. J. Loy Research Article 06 March 2020 Pages: 358 - 384
Some results on \(\mathcal {L}\)-commutative semigroups Roman S. Gigoń Research Article Open access 19 March 2020 Pages: 385 - 399
Abundance of progressions in a commutative semigroup by elementary means Sayan GoswamiSubhajit Jana Research Article 24 September 2019 Pages: 400 - 405
Simple semirings with a bi-absorbing element Tomáš KepkaMiroslav KorbelářPetr Němec Research Article 13 May 2020 Pages: 406 - 420
Commutative monoids and their corresponding affine \(\Bbbk \)-schemes Alberto NavarroJosé NavarroIgnacio Ojeda Research Article 19 November 2019 Pages: 421 - 434
On the Ellis semigroup of a cascade on a compact metric countable space Andres QuinteroCarlos Uzcátegui Research Article 27 February 2020 Pages: 435 - 451
Multi-sensitivity with respect to a vector for semiflows Rahul ThakurRuchi Das Research Article 31 August 2020 Pages: 452 - 464
On the spectra of commutative semigroups Huanrong WuQingguo Li Research Article 27 July 2020 Pages: 465 - 485
On nilpotent subsemigroups of the order-preserving and decreasing transformation semigroups Melek YağcıEmrah Korkmaz Research Article 23 March 2020 Pages: 486 - 496
The Bohr compactification of an abelian group as a quotient of its Stone–Čech compactification Pavol Zlatoš Research Article 29 July 2020 Pages: 497 - 506
