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A weighted generalization of two theorems of Gao
ArticleAbstract: Let G be a finite abelian group and let A⊆ℤ be nonempty. Let D A(G) denote the minimal integer suchPalabras claves:Davenport constant, Setpartition, Weighted subsequence sums, Zero-sum problemAutores:Grynkiewicz D., Luz Elimar Marchan, Ordaz O.Fuentes:googlescopusMultiplication operators on the Banach algebra of bounded φ-variation functions on compact subsets of C
ArticleAbstract: Let A φ (K) be the Banach algebra of bounded φ -variation functions defined on a compact set K in thPalabras claves:multiplication operator, φ-variationAutores:Ereú J.J., Luz Elimar Marchan, Mireya Rafaela Bracamonte PFuentes:googlescopusRemarks on the plus-minus weighted Davenport constant
ArticleAbstract: For (G, +) a finite abelian group the plus-minus weighted Davenport constant, denoted D±(G), is thePalabras claves:additive combinatorics, Davenport constant, dissociated set, Zero-sum sequenceAutores:Luz Elimar Marchan, Ordaz O., Schmid W.A.Fuentes:googlescopusRepresentation of finite abelian group elements by subsequence sums
ArticleAbstract: Let G ≅ Cn1 ⊕ ⋯ ⊕ Cnr be a finite and nontrivial abelian group with n1|n2| ⋯ |nr. A conjecture of HaPalabras claves:d*(G), Davenport constant, Setpartition, Weighted subsequence sums, Zero-sum problemAutores:Grynkiewicz D., Luz Elimar Marchan, Ordaz O.Fuentes:googlescopusSome exact values of the Harborth constant and its plus-minus weighted analogue
ArticleAbstract: The Harborth constant of a finite abelian group is the smallest integer l such that each subset of GPalabras claves:Finite abelian group, Weighted subsum, Zero-sum problemAutores:Luz Elimar Marchan, Ordaz O., Ramos D., Schmid W.A.Fuentes:googlescopusThe Algebraic Face of the Alexandroff One Point Compactification
ArticleAbstract: We give a characterization, in algebraic terms, of the Alexandroff one point compactification of a lPalabras claves:Alexandroff one point compactification, Completely regular topological space, Maximal ideal, SemiringAutores:Jorge E. Vielma, Luz Elimar MarchanFuentes:scopusTopological characterization of gelfand and zero dimensional semiring
ArticleAbstract: Let R be a conmutative semiring with 0 and 1, and let Spec(R) be the set of all proper prime idealsPalabras claves:Conmutative semiring, D-topology, Gelfand semiring, Zariski topology, Zero dimensional semiringAutores:Jorge E. Vielma, Luz Elimar MarchanFuentes:googlescopus