Search Results - "R. Saadati"
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1
Lower bounds for the Laplacian spectral radius of graphs
Published in Linear algebra and its applications (15-12-2021)“…Let G=(V,E) be a graph of order n and with the Laplacian spectral radius λ(G). For vi∈V, denote the set of all neighbors of vi by Ni and its number by di. The…”
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Fixed point theorems in generalized partially ordered G -metric spaces
Published in Mathematical and computer modelling (01-09-2010)“…In this paper, we consider the concept of a Ω -distance on a complete partially ordered G -metric space and prove some fixed point theorems…”
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3
The Investigation of Some Essential Concepts of Extended Fuzzy-Valued Convex Functions and Their Applications
Published in Advances in fuzzy systems (2024)“…In this paper, we are thus motivated to define and introduce the extended fuzzy-valued convex functions that can take the singleton fuzzy values −∞˜ and +∞˜ at…”
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4
Solvability of infinite systems of second-order differential equations with boundary conditions in ℓP
Published in Quaestiones mathematicae (01-09-2020)“…In this paper, governed by the fundamental solutions we introduce the Green's function of the second-order differential equations in general form with respect…”
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On the PC-mild solutions of abstract fractional evolution equations with non-instantaneous impulses via the measure of noncompactness
Published in Boundary value problems (06-02-2019)“…In this paper, we deal with the existence results for mild solutions of abstract fractional evolution equations with non-instantaneous impulses on an unbounded…”
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On the PC $\mathcal{PC}$ -mild solutions of abstract fractional evolution equations with non-instantaneous impulses via the measure of noncompactness
Published in Boundary value problems (06-02-2019)“…Abstract In this paper, we deal with the existence results for mild solutions of abstract fractional evolution equations with non-instantaneous impulses on an…”
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7
Common fuzzy fixed point theorems in ordered metric spaces
Published in Mathematical and computer modelling (01-05-2011)“…We prove the existence of fuzzy common fixed point of two mappings satisfying a generalized contractive condition in complete ordered spaces. Our results…”
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8
Viscosity iterative process for demicontractive mappings and multivalued mappings and equilibrium problems
Published in Computational & applied mathematics (01-09-2017)“…In this paper, we introduce a general iterative scheme based on the viscosity approximation method for finding a common element of the set of solutions of the…”
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9
Some results on fuzzy Banach spaces
Published in Journal of applied mathematics & computing (01-03-2005)“…The main aim of this paper is to consider the fuzzy norm, difine the fuzzy Banach spaces, its quotients and prove some theoremes and in particular Open mapping…”
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10
Strong ergodic theorem for commutative semigroup of non-Lipschitzian mappings in multi-Banach space
Published in Proceedings of the Indian Academy of Sciences. Mathematical sciences (01-09-2017)“…Let C be a bounded closed convex subset of a uniformly convex multi-Banach space X and let I j = { T j ( t ) : t ∈ G } be a commutative semigroup of…”
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11
Association of inflammatory bowel disease risk loci with sarcoidosis, and its acute and chronic subphenotypes
Published in The European respiratory journal (01-03-2011)“…Sarcoidosis is a complex granulomatous inflammatory disorder that shares several clinical and pathogenic features with inflammatory bowel disease (IBD)…”
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12
Coupled Fixed Point Theorems under Weak Contractions
Published in Discrete Dynamics in Nature and Society (01-01-2012)“…Cho et al. [Comput. Math. Appl. 61(2011), 1254–1260] studied common fixed point theorems on cone metric spaces by using the concept of c-distance. In this…”
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13
On nonlinear matrix equations
Published in Applied mathematics letters (01-09-2013)“…A.C.M. Ran and M.C.B. Reurings [A.C.M. Ran, M.C.B. Reurings, A fixed point theorem in partially ordered sets and some applications to matrix equations, Proc…”
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14
The Stability of the Quartic Functional Equation in Random Normed Spaces
Published in Acta applicandae mathematicae (01-05-2010)“…The main problem analyzed in this paper consists in showing that, under some conditions, every almost quartic mapping from a linear space to a random normed…”
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15
The convergence of He’s variational iteration method for solving integral equations
Published in Computers & mathematics with applications (1987) (01-12-2009)“…In this paper, several integral equations are solved by He’s variational iteration method in general case, then we consider the convergence of He’s variational…”
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16
Solution and stability of mixed type functional equation in non-Archimedean random normed spaces
Published in Applied mathematics and mechanics (01-05-2011)“…The generalized stability of the Euler-Lagrange quadratic mappings in the framework of non-Archimedean random normed spaces is proved. The interdisciplinary…”
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17
Random Stability of an Additive-Quadratic-Quartic Functional Equation
Published in Journal of inequalities and applications (01-01-2010)“…Using the fixed point method, we prove the generalized Hyers-Ulam stability of the following additive-quadratic-quartic functional equation in complete random…”
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18
A Fixed Point Approach to the Stability of Pexider Quadratic Functional Equation with Involution
Published in Journal of inequalities and applications (01-01-2010)“…We apply the fixed point method to investigate the Hyers-Ulam stability of the Pexider functional equation , for all , where E is a normed space and is an…”
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Common Fixed Point Theorem in Partially Ordered ℒ-Fuzzy Metric Spaces
Published in Fixed point theory and applications (Hindawi Publishing Corporation) (01-01-2010)“…We introduce partially ordered ℒ-fuzzy metric spaces and prove a common fixed point theorem in these spaces…”
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On the Stability of an m-Variables Functional Equation in Random Normed Spaces via Fixed Point Method
Published in Discrete Dynamics in Nature and Society (01-01-2012)“…At first we find the solution of the functional equation…”
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