Results 21 to 30 of about 46,518 (304)

Notion of Complex Spherical Dombi Fuzzy Graph and Its Application in Decision-Making Problems

open access: yesIEEE Access, 2023
The complex spherical fuzzy graph (CSFG), which extends the concept of a spherical fuzzy graph (SFG), proves to be a more effective means of depicting relationships among diverse objects when these relationships are subject to uncertainty.
Ehsan Mehboob Ahmed Butt   +4 more
doaj   +1 more source

History-dependent operators and prox-regular sweeping processes

open access: yesFixed Point Theory and Algorithms for Sciences and Engineering, 2022
We consider an abstract inclusion in a real Hilbert space, governed by an almost history-dependent operator and a time-dependent multimapping with prox-regular values.
Florent Nacry, Mircea Sofonea
doaj   +1 more source

On some generalized recent operators in topological Spaces

open access: yesTikrit Journal of Pure Science, 2022
In this paper we introduce a new classes of operators namely (regular generalized*, regular generalized**, generalized **regular) (briefly, rg*, rg **, g**r, respectively) in topological spaces and study some of their properties with some important ...
Siham I. Aziz, Nabila I. Aziz
doaj   +1 more source

Order Projection in OAr(E,F)

open access: yesСовременная математика: Фундаментальные направления, 2022
We investigate order projections onto different bands in the space of all regular orthogonally additive operators. In particular, we obtain formulas for calculation of the order projections onto the band generated by a directed set of positive ...
N. A. Dzhusoeva   +2 more
doaj   +1 more source

Band projections in spaces of regular operators [PDF]

open access: yes, 2023
We introduce inner band projections in the space of regular operators on a Dedekind complete Banach lattice and study some structural properties of this class. In particular, we provide a new characterization of atomic order continuous Banach lattices as
Muñoz-Lahoz, D.   +3 more
core   +2 more sources

Regular Operator Equations: Conditions for Regularity [PDF]

open access: yesProceedings of the American Mathematical Society, 1982
Regular operator equations are causal equations admitting unique solutions and have the property that all of their limiting equations along solutions admit unique solutions. Sufficient conditions which guarantee that an operator equation
openaire   +2 more sources

About Riesz theory of compact operators

open access: yesBibechana, 2012
In this paper, it is shown that every compact operators are bounded and continuous. The bounded and continuous properties of an operator is sufficient for a Riesz operator.
Nagendra Pd Sah
doaj   +3 more sources

Regular Expressions with Lookahead [PDF]

open access: yesJournal of Universal Computer Science, 2021
This paper investigates regular expressions which in addition to the standard operators of union, concatenation, and Kleene star, have lookaheads. We show how to translate regular expressions with lookaheads (REwLA) to equivalent Boolean automata having ...
Martin Berglund   +2 more
doaj   +3 more sources

Regularity for Eigenfunctions of Schrödinger Operators [PDF]

open access: yesLetters in Mathematical Physics, 2012
We prove a regularity result in weighted Sobolev spaces (or Babuska--Kondratiev spaces) for the eigenfunctions of a Schrödinger operator. More precisely, let K_{a}^{m}(\mathbb{R}^{3N}) be the weighted Sobolev space obtained by blowing up the set of singular points of the Coulomb type potential V(x) = \sum_{1 \le j \le N} \frac{b_j}{|x_j|} + \sum_{1 \le
Nistor, Victor   +2 more
openaire   +4 more sources

THE REGULARIZED OPERATOR EXTRAPOLATION ALGORITHM

open access: yesJournal of Numerical and Applied Mathematics, 2023
This work is devoted to the study of new algorithm for solving variational inequalities in Hilbert spaces. The proposed algorithm is a variant of the operator extrapolation method regularized using the Halpern scheme. The algorithm has an advantage over the Korpelevich extragradient method and the method of extrapolation from the past in terms of the ...
V. V. Semenov, O. S. Kharkov
openaire   +2 more sources

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