Universal algebras
From MaRDI portal
Publication:1173984
DOI10.1007/BF01099284zbMath0760.08001OpenAlexW4211078918MaRDI QIDQ1173984
Publication date: 25 June 1992
Published in: Journal of Soviet Mathematics (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1007/bf01099284
Cites Work
- Concerning a quantum-like uncertainty relation for pairs of complementary fuzzy sets
- On the minimal extension of sequences
- Schreier and Hall varieties of unary algebras
- \(| End A | = | Con A | = | Sub A | = 2^{| A|}\) for any uncountable 1-unary algebra
- Regular double p-algebras with Stone congruence lattices
- Algebras in permutable varieties: Geometrical properties of affine algebras
- Subdirectly irreducible double p-algebras of finite range
- Congruence relations of multialgebras
- Definable principal congruences in congruence distributive varieties
- On the structure of varieties with equationally definable principal congruences. II
- Relational systems with trivial endomorphisms and polymorphisms
- Connections between congruence-lattices and polynomial properties
- Direct factor varieties
- Quasiidentities of two-element algebras
- Coherence, regularity and permutability of congruences
- On regular identities
- On the variety generated by Murskiĭ's algebra
- Another proof that \(ISP_ r(K)\) is the least quasivariety containing K
- A new product of algebras and a type reduction theorem
- Products of finitely based varieties of Brouwerian semilattices
- Varieties with directly decomposable subalgebras and homomorphisms
- Embeddings of universal algebras into simple ones
- Splitting p-algebras
- Clones satisfying the term condition
- Lattice valued relations and automata
- On the sum of a direct system of universal algebras with nullary polynomials
- Mysterious varieties
- Union of monomial varieties of algebras
- Pseudovarieties, generalized varieties and similarly described classes
- Schreier varieties of n-semigroups
- A Mal'cev condition for congruence principal permutable varieties
- Axiomatizability of replete classes
- A Mal'cev characterization of n-permutable varieties with directly decomposable congruences
- On categories of algebras equivalent to a variety
- On categories of algebras equivalent to a quasivariety
- Affine complete double Stone algebras with bounded core
- An elementary approach to polynomial interpolation in universal algebras
- On varieties of clones
- The number of reducts of a preprimal algebra
- A discriminator variety of Heyting algebras with involution
- Solvable groups with operators and commutative rings having transitive polynomials
- Finitely axiomatizable varieties of BCK-algebras
- A representation theorem for weak automorphisms of a universal algebra
- A finite basis theorem for quasivarieties
- Quasi-affine algebras
- Fuzzy \(\sigma\) algebras of physics
- Lattices of quasivarieties of unars
- Symmetric operatives of mappings
- Normalization of fuzzy algebras
- Discriminator polynomials and arithmetical varieties
- Iterated discriminator varieties have undecidable theories
- \(\aleph _ 0\)-categoricity in infra primal varieties
- The cardinality of subdirectly indecomposable systems in quasivarieties
- \({\mathfrak G}\)-fuzzy topologies on algebraic structures
- On hereditarily rigid algebras
- Finitely determined arithmetical varieties need not be universally- finite
- Ein Kriterium für topologische Ternärkörper
- Minimal extensions of minimal representable sequences
- Algebraic functions in varieties generated by lattice-primal algebras
- Functional completeness in pseudocomplemented De Morgan algebras
- Saturated algebras in filtral varieties
- De Morgan algebras are universal
- Algebras with Boolean and Stonean congruence lattices
- Every idempotent plain algebra generates a minimal variety
- Characterization of monoids by properties of regular acts
- Almost equational classes of algebras
- A foundation for conceptual data structures by cylindric and partial algebras
- On the structure and representation of clones
- No non-trivial quasivariety of BCK-algebras has decidable first order theory
- Affine complete varieties
- A note on interpretations of Heyting algebras
- Finite equational bases for subalgebra distributive varieties
- On the behaviour of congruence-functors
- A BCK algebraic characteristic of the fuzzy inverse operator
- Interpretations into monadic algebras
- Free spectra of nilpotent varieties
- Primitive positive clones which are endomorphism clones
- Finite equational bases for congruence modular varieties
- Critical theories
- Bases of quasiidentities of finite distributive p-algebras
- A concrete ideal multiplication for algebraic systems and its relation to congruence distributivity
- Each Hamiltonian variety has the congruence extension property
- Minimal, locally-finite varieties that are not finitely axiomatizable
- Idempotent algebras with three essentially binary polynomials
- Subdirectly irreducible double Heyting algebras
- Uniform congruence schemes
- Union decompositions and universal classes categorical in power
- Varieties generated by para primal algebras
- Uniform representations of congruence schemes
- Large congruences in p-algebras and double p-algebras
- Injectivity and congruence extension property in congruence distributive equational classes
- Algebras with minimal spectrum
- Congruence varieties
- A characterization of algebras of polynomial functions
- Near-rings of polynomials over \(\Omega\)-groups
- Homomorphisms of mono-unary algebras
- Local polynomial functions on semilattices
- Subdirectly irreducible pseudocomplemented De Morgan algebras
- Abstract characterization for the automorphism group acting on the subalgebra lattice
- Subalgebra lattices of mono-unary algebras
- Identities in idempotent affine algebras
- Finitely subdirectly irreducible algebras with pseudocomplementation
- Equationally compact algebras with bases of different cardinalities
- Distributivity of coproducts over products
- A class of lattices of quasivarities
- On congruence lattices of some p-algebras and double p-algebras
- The \(p_ n-\)sequences of idempotent algebras are strictly increasing
- A variety generated by a finite algebra with \(2^{\aleph_0}\) subvarieties
- Infinite chains of non-finitely based equational theories of finite algebras
- Different types of congruences in direct products
- Über interpolierbare Funktionen auf universalen Algebren
- Residually small varieties of K-algebras
- Simple algebras in varieties
- Algebras of prime cardinality with a cyclic automorphism
- A factorization procedure for finite algebras
- Finite algebras with a single operation
- Principal congruences in N-permutable varieties
- Varieties with \(n\)-principal compact congruences
- The number of non-isomorphic denumerable models of certain universal Horn classes
- On classes of algebras with the definability of congruences
- Polynomial interpolation and the Chinese remainder theorem for algebraic systems
- Endomorphism and automorphism structure of direct squares of universal algebras
- Über lokal polynomvollständige universale Algebren
- Verallgemeinerung eines Satzes von Nöbauer und Philipp
- Splitting algebras and a weak notion of projectivity
- On the existence of subalgebras of direct products with prescribed d-fold projections
- The fine spectrum of a variety
- The set of maximal closed classes of operations on an infinite set \(A\) has cardinality \(2^{2| A|}\)
- The number of subdirectly irreducible algebras in a variety
- Filters in lattices of quasivarieties of algebraic systems
- The determination congruence on double p-algebras
- \(2^{\aleph_0}\) varieties of Heyting algebras not generated by their finite members
- Finite equational bases for finite algebras in a congruence-distributive equational class
- Congruence lattices of distributive \(p\)-algebras
- Essential extensions and injective hulls of double Stone algebras
- A compactification of the algebra of terms
- Regular varieties of algebras
- Classes of algebraic systems defined by universal Horn sentences
- Equational compactness in quasi-primal varieties
- Para primal algebras
- A finite algebra A with SP(A) not elementary
- Lattices of quasivarieties
- Über die Lösungsmengen von Gleichungssystemen über allgemeinen Algebren
- Filtered products of congruences
- An algebra has a solvable word problem if and only if it is embeddable in a finitely generated simple algebra
- Congruence pairs on p-algebras with a modular frame
- Some remarks on distributive double p-algebras
- The subalgebra systems of direct powers
- Equational theory of algebras with a majority polynomial
- Para primal varieties: A study of finite axiomatizability and definable principal congruences in locally finite varieties
- A characterization of polynomially complete algebras
- Algebras of multiplace functions
- The spectrum of idempotent varieties of algebras with binary operators based on two variable identities
- Characterizations of arithmetical varieties
- Subdirectly irreducible p-algebras
- Injectivity and Boolean powers
- A characterization of some Boolean powers
- Prevarieties of lattices which are not completely decomposable
- Interpretations into Heyting algebras
- Structure of the semilattice of tt1-degrees
- The word problem for regular identities
- On the lattice of quasivarieties of Sugihara algebras
- Narrowness implies uniformity
- Einige Bemerkungen über Clones und interpolierbare Funktionen auf universellen Algebren
- On the structure of varieties with equationally definable principal congruences. I
- On subquasivariety lattices of semi-primal varieties
- The subalgebra lattice of a Heyting algebra
- Injectives and Projectives in Term Finite Varieties of Algebras
- Short maximal chains in the lattice of clones over a finite set
- A Characterization of Identities Implying Congruence Modularity I
- Extensions of Algebraic Systems
- On some small varieties of distributive Ockham algebras
- Injectives in some small varieties of ockham algebras
- Subvarieties of the class of MS-algebras
- The lattice of interpretability types of varieties
- Murskii's algebra does not satisfy min
- On the structure of equationally complete varieties. I
- On the Structure of Equationally Complete Varieties. II
- Polynomial interpolation on universal algebras
- Systems of equations and tolerance relations
- Pure Compactifications in Quasi-Primal Varieties
- Über die Eindeutigkeit der Lösungen algebraischer Gleichungssysteme.
- Universal classes of Monadic Algebras
- Principal Congruences of p-Algebras and Double p-Algebras
- Erweiterungs- und Rédeipolynomvollständigkeit Universaler Algebren
- Minimal algebras in some class of algebras
- Varieties Obeying Homotopy Laws
- The Chinese remainder theorem and sheaf representations
- Über kompatible Funktionen in universalen Algebren
- Locally Equational Completeness of Rings and Semigroups
- Some Equationally Complete Algebras
- Automata that recognize intersections of free submonoids
- A Note on the Congruence Lattice of a Finitely Generated Algebra
- On Baker's Finite Basis Theorem for Congruence Distributive Varieties
- On endomorphism structure for algebras over a fixed set
- Absolute Subretracts and Weak Injectives in Congruence Modular Varieties
- On congruence relations of monounary algebras. I
- Subdirectly irreducible distributive double p-algebras
- Subdirectly irreducible distributive double p-algebras
- Theory of restrictive Menger algebras
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Some applications of a theorem of Shirshov to language theory
- Universal varieties of distributive double p-algebras
- Extending Algebras to Model Congruence Schemes
- Maximal subalgebras of Heyting algebras
- The subvariety lattice of the variety of distributive double p-algebras
- Kleene algebras are almost universal
- The equational classes generated by single functionally precomplete algebras
- Injectivity and related concepts in modular varieties: I. Two commutator properties
- Injectivity and related concepts in modular varieties: II. The congruence extension property
- Principal congruences in de Morgan algebras
- Weakly regular algebras in varieties with principal compact congruences
- Homomorphisms of distributive p-algebras with countably many minimal prime ideals
- Varieties having directly decomposable congruence classes
- Pseudocomplemented Okham and Demorgan Algebras
- Even equations and Agassiz sums
- Squares of Primal Algebras
- The category property of the theory of polygons
- NONE OF THE VARIETY En, n>2, IS LOCALLY FINITE
- Finitely Many Primitive Positive Clones
- Global subdirect products
- On finitely based varieties of algebras
- On Prepolynomially Complete Algebras
- Some old and new problems in the independence theory
- On representation of polynomials on De Morgan algebras
- Interpolation in congruence permutable algebras
- Varieties generated by finite BCK-algebras
- Equational Theories with a Minority Polynomial
- Residually Small Varieties with Modular Congruence Lattices
- Distributive Ockham algebras: free algebras and injectivity
- Direct and subdirect decompositions of universal algebras with a Boolean orthogonality
- Decidability and Boolean representations
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
