Universal Algebra and Lattice Theory

Inhaltsverzeichnis

• The amalgamation class of a discriminator variety is finitely axiomatizable.
• Free spectra of 3-element algebras.
• Tree algebras and chains.
• Boolean constructions.
• Extension of polygroups by polygroups and their representations using color schemes.
• A characterization for congruence semi-distributivity.
• Geometrical applications in modular lattices.
• Subdirectly irreducible algebras in modular varieties.
• A survey of varieties of lattice ordered groups.
• On join-indecomposable equational theories.
• Idealfree CIM-groupoids and open convex sets.
• Finite forbidden lattices.
• Inherently nonfinitely based finite algebras.
• Tensor products of Boolean algebras.
• G-principal series of stocks in an algebra.
• Algebras of functions from partially ordered sets into distributive lattices.
• Galois theory for partial algebras.
• Every finite algebra with congruence lattice M 7 has principal congruences.
• Nilpotence in permutable varieties.