Search Results - "Šešelja, Branimir"

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  1. 1

    Ω-groups in the language of Ω-groupoids by Šešelja, Branimir, Tepavčević, Andreja

    Published in Fuzzy sets and systems (15-10-2020)
    “…We introduce Ω-groups as particular Ω-groupoids, a structure with a single binary operation and an Ω-equality replacing the classical one. The membership…”
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  2. 2

    Omega-rings by Jimenez, Jorge, Serrano, María Luisa, Šešelja, Branimir, Tepavčević, Andreja

    Published in Fuzzy sets and systems (15-03-2023)
    “…Omega rings (Ω-rings) and some special types of these structures (commutative, without zero divisors, Ω-fields,...) are introduced and investigated. Ω is a…”
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  3. 3

    Trice-valued fuzzy sets: Mathematical model for three-way decisions by Horiuchi, Kiyomitsu, Šešelja, Branimir, Tepavčević, Andreja

    Published in Information sciences (01-01-2020)
    “…Under the idea to develop a mathematical model for three-way decisions, the aim of the paper is to study trice-valued fuzzy sets, i.e., mappings from a set to…”
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  4. 4

    Nilpotent groups in lattice framework by Jovanović, Jelena, Šešelja, Branimir, Tepavčević, Andreja

    Published in Algebra universalis (01-11-2024)
    “…In the framework of weak congruence lattices, many classes of groups have been characterized up to now, in completely lattice-theoretic terms. In this note,…”
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  5. 5

    Solving linear equations by fuzzy quasigroups techniques by Krapež, Aleksandar, Šešelja, Branimir, Tepavčević, Andreja

    Published in Information sciences (01-07-2019)
    “…We deal with solutions of classical linear equations a·x=b and y·a=b, applying a particular lattice valued fuzzy technique. Our framework is a structure with a…”
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  6. 6

    Lattices with normal elements by Jovanović, Jelena, Šešelja, Branimir, Tepavčević, Andreja

    Published in Algebra universalis (01-02-2022)
    “…By several postulates we introduce a new class of algebraic lattices, in which a main role is played by so called normal elements. A model of these lattices…”
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  7. 7

    L -fuzzy covering relation by SESELJA, Branimir

    Published in Fuzzy sets and systems (16-11-2007)
    “…We investigate lattice-valued ( L-fuzzy) covering, or fuzzy neighboring relation arising from a given lattice-valued order. We show that every L-fuzzy covering…”
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  8. 8

    Cuts of poset-valued functions in the framework of residuated maps by Horváth, Eszter K., Radeleczki, Sándor, Šešelja, Branimir, Tepavčević, Andreja

    Published in Fuzzy sets and systems (15-10-2020)
    “…We analyze cuts of poset-valued functions relating them to residuated mappings. Dealing with the lattice-valued case we prove that a function μ:X→L induces a…”
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  9. 9

    Lattice characterization of finite nilpotent groups by Jovanović, Jelena, Šešelja, Branimir, Tepavčević, Andreja

    Published in Algebra universalis (01-08-2021)
    “…The paper deals with subnormal and composition subgroups in the framework of weak congruence lattices of groups. Weak congruences of the composition subgroups…”
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  10. 10

    Kernels of Residuated Maps as Complete Congruences in Lattices by Šešelja, Branimir, Tepavčević, Andreja

    “…In a context of lattice-valued functions (also called lattice-valued fuzzy sets), where the codomain is a complete lattice L , an equivalence relation defined…”
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  11. 11

    On the Uniqueness of Lattice Characterization of Groups by Jovanović, Jelena, Šešelja, Branimir, Tepavčević, Andreja

    Published in Axioms (01-01-2023)
    “…We analyze the problem of the uniqueness of characterization of groups by their weak congruence lattices. We discuss the possibility that the same algebraic…”
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  12. 12

    Omega Ideals in Omega Rings and Systems of Linear Equations over Omega Fields by Jimenez, Jorge, Serrano, María Luisa, Šešelja, Branimir, Tepavčević, Andreja

    Published in Axioms (01-08-2023)
    “…Omega rings (Ω-rings) (and other related structures) are lattice-valued structures (with Ω being the codomain lattice) defined on crisp algebras of the same…”
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  13. 13

    Ω-Lattices by Eghosa Edeghagba, Elijah, Šešelja, Branimir, Tepavčević, Andreja

    Published in Fuzzy sets and systems (15-03-2017)
    “…In the framework of Ω-sets, where Ω is a complete lattice, we introduce Ω-lattices, both as algebraic and as order structures. An Ω-poset is an Ω-set equipped…”
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  14. 14

    On geometric posets and partial matroids by Šešelja, Branimir, Slivková, Anna, Tepavčević, Andreja

    Published in Algebra universalis (01-08-2020)
    “…The aim of this paper is to extend the notions of geometric lattices, semimodularity and matroids in the framework of finite posets and related systems of…”
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  15. 15

    Poset valued convexities by Janiš, Vladimir, Šešelja, Branimir, Tepavčević, Andreja

    Published in Information sciences (01-09-2017)
    “…We analyze cut properties of lattice and poset valued functions (fuzzy sets) of n-dimensional real variable with respect to convexity. In the lattice valued…”
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  16. 16

    E-fuzzy groups by Budimirovic, Branka, Budimirovic, Vjekoslav, Seselja, Branimir, Tepavcevic, Andreja

    Published in Fuzzy sets and systems (15-04-2016)
    “…An E-fuzzy group is a lattice-valued algebraic structure, defined on a crisp algebra which is not necessarily a group. The crisp equality is replaced by a…”
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  17. 17

    Fuzzy identities with application to fuzzy semigroups by Budimirović, Branka, Budimirović, Vjekoslav, Šešelja, Branimir, Tepavčević, Andreja

    Published in Information sciences (10-05-2014)
    “…The notion of a fuzzy identity is introduced on a fuzzy subalgebra in the framework of fuzzy equalities instead of the crisp one. A fuzzy identity may be…”
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  18. 18

    Fuzzy correspondence inequations and equations by Jiménez, Jorge, Montes, Susana, Šešelja, Branimir, Tepavčević, Andreja

    Published in Fuzzy sets and systems (16-03-2014)
    “…The paper deals with fuzzy correspondences, i.e., with mappings from a direct product of sets into a complete lattice. Fuzzy control problems connected with…”
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  19. 19

    Representation of lattices by fuzzy weak congruence relations by Šešelja, Branimir, Stepanović, Vanja, Tepavčević, Andreja

    Published in Fuzzy sets and systems (01-02-2015)
    “…Fuzzy (lattice valued) weak congruences of abstract algebras are investigated. For an algebra, the family of all such fuzzy relations is a complete lattice;…”
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  20. 20

    L-E-Fuzzy Lattices by Šešelja, Branimir, Tepavčević, Andreja

    Published in International journal of fuzzy systems (01-09-2015)
    “…A new definition of a fuzzy lattice ( L - E -fuzzy lattice) as a particular fuzzy algebraic structure is introduced in the framework of fuzzy equalities and…”
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