The equational compatibility problem for the real line George F. McNulty OriginalPaper 14 November 2008 Pages: 257 - 275
Essential operations in centralizer clones J. SichlerV. Trnková OriginalPaper 04 November 2008 Pages: 277 - 301
Idempotent Mal’cev conditions and 2-uniform congruences Gábor Czédli OriginalPaper 04 November 2008 Pages: 303 - 309
Artin’s Equivalence Generalized László FuchsRaquel Reis OriginalPaper 04 November 2008 Pages: 311 - 321
Axiomatizable and nonaxiomatizable congruence prevarieties Keith A. KearnesJ. B. Nation OriginalPaper 04 November 2008 Pages: 323 - 335
The interval [B2, NB2] in the lattice of Rees-Sushkevich varieties Norman R. Reilly OriginalPaper 14 November 2008 Pages: 345 - 363
A survey of clones on infinite sets Martin GoldsternMichael Pinsker OriginalPaper 22 November 2008 Pages: 365 - 403
Upper-modular elements of the lattice of semigroup varieties B. M. Vernikov OriginalPaper 04 November 2008 Pages: 405 - 428
The p n sequences of semigroup varieties generated by combinatorial 0-simple semigroups Kamilla Kátai-UrbánCsaba Szabó OriginalPaper 04 November 2008 Pages: 435 - 446
On clones of operations over finite boolean algebras Dragan Mašulović OriginalPaper 14 November 2008 Pages: 447 - 461
Existence theorems for weakly symmetric operations Miklós MarótiRalph McKenzie OriginalPaper 22 November 2008 Pages: 463 - 489
Clones of 2-step nilpotent groups Keith A. KearnesJason ShawÁgnes Szendrei OriginalPaper 22 November 2008 Pages: 491 - 512