Semigroup Forum

Article	Citations
Broken Möbius categories of $$Q_{3}$$-type and their split inverse semigroups	9
Green’s relations on the variant semigroups of all transformations of a set that reflect an equivalence	7
Characterization of Orlicz admissibility	7
Cartesian products of two CR sets	7
Tropical representations and identities of the stylic monoid	6
Joint continuity in semitopological monoids and semilattices	6
The monoid of all orientation-preserving and extensive partial transformations on a finite chain	6
Book review of “Ideal Theory of Commutative Rings and Monoids” by Franz Halter-Koch	6
On the atomic structure of torsion-free monoids	5
Subsemigroup of $$T_n$$ assigned to a fixed point free permutation	5
Some properties of monoids with infinity	5
On conductor submonoids of factorial monoids	5
Some nil-ai-semiring varieties	5
An application of generalised limits to obtain continuous- from discrete time dilations	5
The damped wave equation with acoustic boundary conditions and non-locally reacting surfaces	5
Inverse Sets and Inverse Correspondences over Inverse Semigroups	4
Minimal generating set of the semigroup of partitioned binary relations	4
Minimal polynomial decomposition of plane curve branch truncation using a semigroup based algorithm	4
Laws for generalised interior operations in semigroups	4
Affine semigroups of maximal projective dimension-II	4
Rates of decay for locally damped porous-elastic systems with history via operator semigroups	4
Weakly right coherent monoids	3
Free 2-generated band in $$\beta \mathbb {N}$$	3
A purely algebraic proof of the omega-reducibility of pseudovarieties representing low half levels of concatenation hierarchies	3
From plactic monoids to hypoplactic monoids	3

Pettis-integration approach for characterizing almost periodic functions and flows	3
Set-theoretic solutions of the Yang–Baxter equation associated to weak left $$\star $$-braces	3
Partition algebras as monoid algebras	3
Topological sensitivity for semiflow	3
Large sets near idempotent and its product	3
The finite basis problem for additively idempotent semirings of order four, III	3
Probabilizing semigroups???	3
An answer to Goswami’s question and new sources of $$IP^{\star }$$-sets containing combined zigzag structure	3
On semibiproducts of magmas and semigroups	3
The Frobenius problem for numerical semigroups generated by sequences of the form $$ca^n-d$$	3
New methods to construct uninorms on bounded lattices via uninorms defined on their sublattices	2
Power-like maps in n-abelian semigroups	2
Translation operators on topological groupoids with their applications	2
The André–Quillen cohomology of commutative monoids	2
Strongly Kreiss bounded operators in UMD Banach spaces	2
On semidirect products of quantale enriched monoids	2
Semirigidity and the enumeration of nilpotent semigroups of index three	2
Variational principles for topological invariance entropy of semigroup actions	2
Inverse Artin monoids and partial braid realizations	2
Multi-sensitivity with respect to a vector for semiflows defined on Hausdorff uniform spaces	2
New models for the free commutative monogenic trioid and its endomorphism monoid	2
A note on Garside monoids and $${\mathscr {M}}$$-braces	2
Combinatorial results for semigroups of orientation-preserving and order-decreasing transformations	2
Prime L-algebras and right-angled Artin groups	2
Grammic monoids with three generators	2
Biunit pairs in semiheaps and associated semigroups	2
Orthodox ordered semigroups	2
Idempotent pseudo-uninorms on special bounded lattices	2
Combinatorially rich sets in arbitrary semigroups	2
Inductive limits of partial crossed products	2
On E-unitary (left regular) bands of groups	2
On the computation of the MED closure of a numerical semigroup	2
On the structure of semigroups whose regular elements are completely regular	2
Free inverse monoids are co-context-free	2
Elements with unique length factorization of a numerical semigroup generated by three consecutive numbers	2
Homomorphism-homogeneous normal bands	2
On the strong Feller property of the heat equation on quantum graphs with Kirchhoff noise	2
Atomic density of arithmetical congruence monoids	2
On the first order theory of plactic monoids	2
Matrix groups and regular semigroups	2
Commutators in completely simple semigroups	2
Free strict n-tuple semigroups	2
Ehresmann–Schein–Nambooripad theorems for classes of biunary semigroups	2
Semiprime ideals and prime segments of ordered ternary semigroups	2
Semigroup algebras which are Azumaya algebras	2
Algebraic magnetism invariants of self-actions of diagonalizable monoid schemes	2
Difference of Hilbert series of homogeneous monoid algebras and their normalizations	1
Realizing wedges of Moore spaces as classifying spaces of finite semigroups	1
The natural partial order on semigroups of transformations with restricted range that preserve an equivalence	1
Correction: Infinite chains in the tree of numerical semigroups	1

On commutative set-theoretic solutions of the Pentagon Equation	1
Thin MC left regular bands	1
Globalizations of strong partial acts over monoids	1
Algebraic lattices and lattices of subalgebras	1
An extension of Kannappan’s functional equation on semigroups	1
Transformation semigroup perspective on the magma monoid	1
Author Correction: Joint continuity in semitopological monoids and semilattices	1
Regular semigroups weakly generated by set	1
Connected objects in categories of S-acts	1
Dynamical systems arising by iterated functions on arbitrary semigroups	1
Power graphs of completely regular semigroups	1
On the algebraic invariants of certain affine semigroup rings	1
Adjoining universal inverses to families of elements of free monoids	1
Almost periodicity for some nonautonomous evolution equations with nondense domain: application to some epidemic models	1
Definability of band structures on posets	1
Nilpotent groups, solvable groups and factorizable inverse monoids	1
A collection of cancellative, singly aligned, non-group embeddable monoids	1
The Frobenius problem over number fields with a real embedding	1
On existence of invariant means on admissible function spaces of a semidirect product of topological semigroups	1
Stability of coupled wave equations with variable coefficients, localised Kelvin–Voigt damping and time delay	1
Finitely and non-finitely related words	1
Zigzag structures in IP* sets	1
Final state observability estimates and cost-uniform approximate null-controllability for bi-continuous semigroups	1
On certain semigroups of transformations whose restrictions belong to a given semigroup	1
A class of join-completions of partially ordered semigroups	1
Subfitness in distributive (semi)lattices	1
A defining equation and reflective subcategories of quasicontinuous complete semilattices	1
i-Fitting-Formations on Inverse Semigroups	1
Irreducible unipotent numerical monoids	1
On the solvability of fourth-order boundary value problems with accretive operators	1
Publisher Correction: On the algebraic invariants of certain affine semigroup rings	1
Publisher Correction to: Variational principle for BS-dimension of subsets of finitely generated free semigroup actions	1
Irreducibility of Arf numerical semigroups	1
Exel’s Effros–Hahn conjecture for Steinberg algebras over additively idempotent semifields	1
Van Vleck’s and Kannappan’s functional equations for division ring-valued functions	1
Outer inverses belonging to the prescribed Green’s equivalence classes in an involutive semigroup	1
On gonality and canonical models of unicuspidal rational curves	1
Semiring identities of finite inverse semigroups	1
Quantum extensions of classical Jacobi semigroups	1
Presentations for three remarkable submonoids of the dihedral inverse monoid on a finite set	1
Infinite chains in the tree of numerical semigroups	1
Finite regular semigroups with permutations that map elements to inverses	1
Non-archimedean topological monoids	1
Spectral properties of locally eventually positive operator semigroups	1
Globalization of partial actions of semigroups	1
Homeomorphism groups on the positive real numbers defined by binary operations	1
A note on Wilf’s Conjecture	1
On groupoids associated with involution semigroups	1
On splittings and integration of almost periodic functions with and without geometry	1
Non-finitely related and finitely related monoids	1
On the ranks of certain subsemigroups of finite orientation-preserving and order-decreasing partial transformations	1
Spectral analysis and best decay rate of the wave propagator on the tadpole graph	1
A local treatment of finite alignment and path groupoids of nonfinitely aligned higher-rank graphs	1
Descending chains of varieties of completely regular semigroups	1
Completions of posemigroups by cuts and beyond	1
Thick sets are exactly the sets with Følner density 1	1
Principal ideals in a plactic monoid always intersect	1
Collection of articles in commemoration of Evgeniy Sergeevich Lyapin	0
Preface of the special issue dedicated to selected semigroup papers from the Conference on Theoretical and Computational Algebra 2023	0
Some notes on extended receptive entropy for independent actions	0
Integrodifferential equations of neutral type with $$L^p$$-phase spaces	0
Book review of “Profinite semigroups and symbolic dynamics” by Jorge Almeida, Alfredo Costa, Revekka Kyriakoglou and Dominique Perrin	0
Epimorphisms and pseudovarieties of semigroups	0
A characterization of piecewise $$\mathscr {F}$$-syndetic sets	0
Moment functions of higher rank on some types of hypergroups	0
On quotients of two-dimensional numerical semigroups that are ordinary	0
Conjugacy and Least Commutative Congruences in Semigroups	0
Lattice isomorphisms of orthodox semigroups with no nontrivial finite subgroups	0
The honest embedding dimension of a numerical semigroup	0
Book review of “Completely Regular Semigroup Varieties” by Mario Petrich and Norman R. Reilly	0
A semigroup defining the Gröbner degeneration of a toric ideal	0
Structures of Monoids Motivated by DNA Origami	0
On the equivalence between the uniform exponential stability of a $$C_0$$-semigroup and the boundedness of the resolvent	0
Finite generation in polynomial semirings	0
Representation theory of topological full groups of étale groupoids and paradoxicality	0
On certain subsemigroups of finite oriented and order-decreasing full transformations	0
Identity bases for finite cyclic semigroups	0
Lyapunov stability of transformation semigroups on Hausdorff spaces	0
Characterizations of classes of countable Boolean inverse monoids	0
Complexity of Finite Semigroups: History and Decidability	0

On atoms of the set of generalized numerical semigroups with fixed corner element	0
Decidability of CPC-irreducibility of subshifts of finite type over free groups	0
The isomorphism problem for ideal class monoids of numerical semigroups	0
On a new class of uninorms constructed by a uninorm on a sublattice of a bounded lattice	0
On subamalgams of partially ordered monoids	0
Labelled graphs as Morita equivalence invariants for a class of inverse semigroups	0
Exact flat acts over monoids	0
Scalable monoids and quantity calculus	0
H-closedness and absolute H-closedness	0
A universal characterization of the shifted plactic monoid	0
A regular locally Čech-complete semitopological group is topological	0
Normal subsemigroups of finite transformation semigroups	0
Limit points at infinity for semigroup compactification classification	0
Identities of Hecke–Kiselman monoids	0
Generalizations of free monoids	0
Publisher Correction: Minimal generating set of the semigroup of partitioned binary relations	0
Arithmetic properties encoded in undermonoids	0
On the Laplace transform on semilattices	0
On rectangular ideal extensions of left zero semigroups by null semigroups	0
The Ellis semigroups of discrete dynamical systems on compact countable metrizable spaces	0
Partial metrics and normed inverse semigroups	0
Preface of the Special Issue Dedicated to Selected Semigroup Papers from the Conference on Theoretical and Computational Algebra 2024	0
The Rees quotient monoid M(abba) generates a variety with uncountably many subvarieties	0
Remark on the identities of the grammic monoid with three generators	0
Non-K3 Weierstrass numerical semigroups	0
Outer inverses in semigroups belonging to the prescribed Green’s equivalence classes	0
Asymptotic behavior of the overlap gap between infinite words	0
Semigroup identities of supertropical matrices	0
Answering five open problems involving semigroup conjugacy	0
Torsion factors of commutative monoid semirings	0
Centralizers in the plactic monoid	0
The projection problem in commutative, positively ordered monoids	0
Growth of orbits for operator semigroups on Banach spaces with Schauder bases	0
Editorial note	0
Book review of “Advances in the theory of varieties of semigroups” by Edmond W. H. Lee	0
Correction to: The word problem for one-relation monoids: a survey	0
Endomorphisms of semigroups of oriented transformations	0
On commutative elemental annihilator monoids	0
Wreath powers of monogenic inverse monoids	0
$$\mathcal {U}$$-fair semigroups and the firmification of acts	0
On d-semigroups, r-semigroups, dr-semigroups and their subclasses	0
A new generation criterion theorem for $$C_0$$-semigroups implying a generalization of Kaiser–Weis–Batty’s perturbation theorem	0
An Ehresmann-Schein-Nambooripad-type theorem for left restriction semigroupoids	0
Correction: Inverse sets and inverse correspondences over inverse semigroups	0
The local bisection hypothesis for twisted groupoid C*-algebras	0
Identities of the stylic monoid	0
Minimal signatures with undecidability of representability by binary relations	0
Infinite partition and almost disjoint properties of C-sets and J-sets in non-commutative semigroups	0
Representations of abelian semigroups and Helson set	0
On the structure of glrac semigroups	0
Row-factorization matrices in Arf numerical semigroups and defining ideals	0
Groups generated by matrices of finite order	0
Endomorphisms and partial isomorphisms	0
Tropical representations of Chinese monoids with and without involution	0
Varieties of aperiodic monoids with commuting idempotents whose subvariety lattice is distributive	0
Weakly invariant fuzzy quasi-pseudometrics on semigroups	0
Stability for coupled thermoelastic systems with nonlinear localized damping and Wentzell boundary conditions	0
$${{\,\mathrm{\mathscr {R}}\,}}$$-cross-sections of the monoid of order-preserving transformations on a finite chain	0
Blocks of epigroups	0
On varieties of flat nil-semirings	0
Small monoids generating varieties with uncountably many subvarieties	0
The lattice of submonoids of the uniform block permutations containing the symmetric group	0
Tropical linear representations of the Chinese monoid	0
Representations and identities of Baxter monoids with involution	0
Publisher Correction: A purely algebraic proof of the omega-reducibility of pseudovarieties representing low half levels of concatenation hierarchies	0
The maximal subsemigroups of the ideals in a monoid of partial injections	0
On power semigroups of groups	0
The relative rank of the endomorphism monoid of a finite G-set	0
Almost large subsets of a semigroup	0
On genera for elements in a semigroup	0
Orderability of the prefix expansion of an ordered inverse semigroup	0
The spectrum of the Laplacian on closed manifolds and the heat asymptotics near conical points	0
A remark on contracting inverse semigroups	0
Formations of orthodox semigroups	0
On pumping constants and smallest grammars for context-free languages. Part II—Greibach normal form	0
On factorization systems for S-acts	0
Actions and representations of g-digroups	0
Commuting graphs of Rees matrix semigroups	0
Solvable and (super)nilpotent semigroups with completely simple ideal and (super)nilpotent monoids	0
Arithmetic of additively reduced monoid semidomains	0
Decay estimates for semigroups associated with interactions involving degeneracy on a rectangular surface	0
The semigroup of endomorphisms with restricted range of an independence algebra	0
Centralizers in graph products of semigroups	0
Publisher Correction: Book review of “Ideal theory of commutative rings and monoids” by Franz Halter-Koch	0
Følner, Banach, and translation density are equal and other new results about density in left amenable semigroups	0
The homology of completely simple semigroups	0
Announcement	0
Formations and i-Fitting classes of inverse semigroups, congruences and languages	0
Polymorphism of piecewise syndetic and broken IP sets which is continued near idempotent	0
Some remarks on a paper by Mitsch and Petrich	0
Small and countable inclusive varieties of semigroups	0
Semilattices of simple and regular n-ary semigroups	0
On the structure and theory of McCarthy algebras	0
Nearly Gorenstein local rings defined by maximal minors of a $$2 \times n$$ matrix	0
The semigroups of order-preserving transformations with restricted range	0