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Preface

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p. 5

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The submaximal clones on the three-element set with finitely many relative R-classes

Erkko Lehtonen ; Ágnes Szendrei

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p. 7-33

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Semigroup of Contractions of Wreath Products of Metric Spaces

Bogdana Oliynyk

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p. 35-43

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Flocks in universal and Boolean algebras

Gabriele Ricci

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p. 45-69

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Green's relations and their generalizations on semigroups

Kar-Ping Shum ; Lan Du ; Yuqi Guo

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p. 71-89

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On monadic quantale algebras: basic properties and representation theorems

Sergey A. Solovyov

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p. 91-118

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A reduction theorem for ring varieties whose subvariety lattice is distributive

Mikhail V. Volkov

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p. 119-132

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Factoring an odd abelian group by lacunary cyclic subsets

Sándor Szabó

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p. 137-146

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Clausal relations and C-clones

Edith Vargas

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p. 147-171

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The monoid of generalized hypersubstitutions of type τ = (n)

Wattapong Puninagool ; Sorasak Leeratanavalee

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p. 173-191

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A note on good pseudo BL-algebras

Magdalena Wojciechowska-Rysiawa

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p. 193-205

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Congruences on semilattices with section antitone involutions

Ivan Chajda

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p. 207-215

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On finite functions with non-trivial arity gap

Slavcho Shtrakov ; Jörg Koppitz

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p. 217-245

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