Results 31 to 40 of about 39,605 (96)

Pettis integrability of fuzzy mappings with values in arbitrary Banach spaces

open access: yes, 2017
In this paper we study the Pettis integral of fuzzy mappings in arbitrary Banach spaces. We present some properties of the Pettis integral of fuzzy mappings and we give conditions under which a scalarly integrable fuzzy mapping is Pettis ...
Di Piazza, L., Marraffa, V.
core   +1 more source

Weak-hyperlattices derived from fuzzy congruences

open access: yesDiscussiones Mathematicae - General Algebra and Applications, 2017
In this paper we explore the connections between fuzzy congruence relations, fuzzy ideals and homomorphisms of hyperlattices. Indeed, we introduce the concept of fuzzy quotient set of hyperlattices as it was done in the case of rings [19].
Koguep Blériot Blaise Njionou   +1 more
doaj   +1 more source

Mathematical insights into interval solutions of fuzzy relation inequalities for effective Information resource sharing in business education

open access: yesApplied Mathematics in Science and Engineering, 2023
To examine the connectivity of educational and business institution networks and assess their resource accessibility, we have employed min-max fuzzy relation systems.
Lei Zhang
doaj   +1 more source

Integrated and Differentiated Spaces of Triangular Fuzzy Numbers

open access: yes, 2017
Fuzzy sets are the cornerstone of a non-additive uncertainty theory, namely possibility theory, and of a versatile tool for both linguistic and numerical modeling.
Kirişci, Murat
core   +1 more source

An Approach to Solve Fuzzy Fractional Darboux Problems Under the Caputo Derivative

open access: yesInternational Journal of Differential Equations, Volume 2025, Issue 1, 2025.
This paper investigates the Fuzzy Adomian Decomposition Method to find approximate analytical solutions for linear and nonlinear fuzzy Darboux problems using the Caputo‐type mixed fractional derivative, which plays an important role in applied and engineering sciences. The solutions are formulated as series with easily calculable terms.
Nagwa A. Saeed   +2 more
wiley   +1 more source

On n‐fold fuzzy positive implicative ideals of BCK‐algebras

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 26, Issue 9, Page 525-537, 2001., 2001
We consider the fuzzification of the notion of an n‐fold positive implicative ideal. We give characterizations of an n‐fold fuzzy positive implicative ideal. We establish the extension property for n‐fold fuzzy positive implicative ideals, and state a characterization of PIn‐Noetherian BCK‐algebras.
Young Bae Jun, Kyung Ho Kim
wiley   +1 more source

Aggregating Fuzzy Binary Relations and Fuzzy Filters

open access: yesDiscussiones Mathematicae - General Algebra and Applications, 2018
The main goal of this paper is to investigate the aggregation of diverse families of binary fuzzy relations, fuzzy filters, and fuzzy lattices. Some links between these families and their images via an aggregation are explored.
Amroune Abdelaziz, Aissa Bouad
doaj   +1 more source

Investigation of a Stolarsky type Inequality for Integrals in Pseudo-Analysis [PDF]

open access: yes, 2010
MSC 2010: 03E72, 26E50, 28E10In this paper, we prove a Stolarsky type inequality for pseudo ...
Daraby, Bayaz
core  

Black-Litterman model with intuitionistic fuzzy posterior return

open access: yes, 2016
The main objective is to present a some variant of the Black - Litterman model. We consider the canonical case when priori return is determined by means such excess return from the CAPM market portfolio which is derived using reverse optimization method.
Echaust, Krzysztof, Piasecki, Krzysztof
core   +1 more source

Studying the Theory of Hoops Through Some Type of Filters

open access: yesJournal of Applied Mathematics, Volume 2025, Issue 1, 2025.
It is known that the class of hoops is ideally determined, in the sense that every filter of any hoop H is a 1‐class of a unique congruence relation on H. This confirms that every filter in a hoop determines one and only one quotient structure. So, given a hoop H and a filter π of H, it is natural to question ourselves what should be the defining ...
Gezahagne Mulat Addis   +2 more
wiley   +1 more source

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