Abstracts

Mac Henry Akeh A notion of functional completeness for first order structures
Majid M. Ali Multiplication von Neumann regular modules
Jorge Almeida Decision problems for pseudovarieties
P. N. Ánh Semihereditary Bezout rings and semigroups
Srichan Arworn On finitely determined total orders
Abdulrasool Azizi Prime submodules and radical formula
Mathias Beiglböck Clones from ideals, part II
Howard E. Bell Extremely noncommutative elements in rings
Jānis Cīrulis Rough set systems as semiboolean algebras with inversion
Miguel Couceiro How does variable identification affect the essential arity of finite functions?
Dejan Delic Homogeneity in congruence modular varieties
Klaus Denecke Semigroups of n-ary operations
Gerhard Dorfer Some congruence properties in single algebras
Miklós Dormán Collapsing monoids consisting of permutations and constants
Dietmar Dorninger On a cryptographical characterization of classical and nonclassical event systems
Guenther Eigenthaler Semilattices with sectional mappings
Jan Gałuszka Groupoids with quasigroup and Latin square identities
Joanna Grygiel Characterizing distributive lattices by their double skeletons
H. Peter Gumm Coalgebraic modal logic
Lauri Hella Term definable classes of Boolean functions and frame definability in modal logic
Gábor Horváth The complexity of identity checking over finite groups
Danica Jakubíková-Studenovská Convexities of partial monounary algebras
Gejza Jenča A semi-generalization of the Loop lemma for chain-complete orthoalgebras
Jouni Järvinen Pawlak's information systems in terms of Galois connections and functional dependencies
Kalle Kaarli Testing polynomiality for finite expanded groups: survey and perspectives
Hermann Kautschitsch Rings with feedback cyclization property
Michiro Kondo New characterization of Boolean algebras by Elkan's formula
Gerhard Kowol On I-A-groups
Valdis Laan Generators in the category of S-posets
Erkko Lehtonen Equivalence of operations with respect to discriminator clones
Smile Markovski Polynomial functions on the units of Z_2ⁿ
Gerasimos Meletiou A ternary operation structure motivated by cryptographical functions
Jorma K. Merikoski On matrix partial orderings
Tomi Mikkonen The ring of graph invariants
Nebojša Mudrinski Higher commutators in Mal'cev algebras: properties and applications
Bertalan Pécsi Weakly representable relation algebras form a variety
Agata Pilitowska Complex graph algebras
Michael Pinsker Clones from ideals, part I
Miroslav Ploščica Remarks on the Congruence Lattice Problem
Gabriella Pluhár The free spectra of the varieties generated by idempotent semigroups
Jozef Pócs On retract lattices of monounary algebras
Maurice Pouzet Length of chains in algebraic lattices
Reinhard Pöschel Can subalgebras determine the clone of term operations?
Sándor Radeleczki Classification systems, extent partitions and context extensions
Vladimir Repnitskii On representation of lattices by congruence lattices of semigroups
Zdenka Riecanova The existence of states on effect algebras
Anna Romanowska Convex sets and fuzzy logics
Mufit Sezer On the Hilbert ideals of a cyclic group of prime order
Sergejs Solovjovs From quantale algebras to topological spaces
Michał Stronkowski Subreducts of modules over commutative rings
Jenő Szigeti Subrings which are closed with respect to taking the inverse
Boža Tasić A property af CP varieties having SDPC
Esko Turunen Axiomatic extensions of monoidal logic
Boris M. Vernikov Modular, upper-modular and lower-modular elements of the lattice of semigroup varieties
Edouard Wagneur Semidirect sum of semilattices revisited
Tamás Waldhauser Almost associative operations generating a minimal clone
Wannasiri Wannasit The number of graph homomorphisms from paths
Rudolf Wille Implicational concept graphs
Anatoly Yakovlev Categories of motives for additive categories
Laszlo Zadori Solvability of systems of polynomial equations over finite algebras