Results 21 to 30 of about 669 (69)

An iterative algorithm for generalized nonlinear variational inclusions with relaxed strongly accretive mappings in Banach spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2004, Issue 20, Page 1035-1045, 2004., 2004
We use Nadler′s theorem and the resolvent operator technique for m‐accretive mappings to suggest an iterative algorithm for solving generalized nonlinear variational inclusions with relaxed strongly accretive mappings in Banach spaces. We prove the existence of solutions for our inclusions without compactness assumption and the convergence of the ...
A. H. Siddiqi, Rais Ahmad
wiley   +1 more source

Pricing under dynamic risk measures

open access: yesOpen Mathematics, 2019
In this paper, we study the discrete-time super-replication problem of contingent claims with respect to an acceptable terminal discounted cash flow.
Zhao Jun   +2 more
doaj   +1 more source

Monotonicity and differential properties of the value functions in optimal control

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2004, Issue 65, Page 3513-3540, 2004., 2004
Using the “basic monotonicity property” along locally admissible trajectories, we extend to very general problems certain existing results concerning the differential inequalities verified by the value function of an optimal control problem; these differential inequalities are expressed in terms of its contingent, quasitangent, and peritangent (Clarke ...
Ştefan Mirică
wiley   +1 more source

Algorithmic and analytical approach to the split common fixed points problem

open access: yesFixed Point Theory and Applications, 2014
The split problem, especially the split common fixed point problem, has been studied by many authors. In this paper, we study the split common fixed point problem for the pseudo-contractive mappings and the quasi-nonexpansive mappings.
Lijun Zhu   +3 more
semanticscholar   +2 more sources

Quantitative Stability of Linear Infinite Inequality Systems under Block Perturbations with Applications to Convex Systems [PDF]

open access: yes, 2011
The original motivation for this paper was to provide an efficient quantitative analysis of convex infinite (or semi-infinite) inequality systems whose decision variables run over general infinite-dimensional (resp.
AD Ioffe   +22 more
core   +5 more sources

Restrictive metric regularity and generalized differential calculus in Banach spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2004, Issue 50, Page 2653-2680, 2004., 2004
We consider nonlinear mappings f : X → Y between Banach spaces and study the notion of restrictive metric regularity of f around some point x¯, that is, metric regularity of f from X into the metric space E = f(X). Some sufficient as well as necessary and sufficient conditions for restrictive metric regularity are obtained, which particularly include ...
Boris S. Mordukhovich, Bingwu Wang
wiley   +1 more source

Bipotentials for non monotone multivalued operators: fundamental results and applications [PDF]

open access: yes, 2008
This is a survey of recent results about bipotentials representing multivalued operators. The notion of bipotential is based on an extension of Fenchel's inequality, with several interesting applications related to non associated constitutive laws in non
Buliga, Marius   +2 more
core   +5 more sources

Some generalizations of common fixed point problems with applications

open access: yesFixed Point Theory and Applications, 2014
In this paper, we establish a unified approach to study the existence of fixed points for common fixed point problems. Moreover, we introduce mixed systems of common fixed point problems, systems of common fixed point problems and common fixed point ...
Zhe Yang
semanticscholar   +2 more sources

Existence results for general inequality problems with constraints

open access: yesAbstract and Applied Analysis, Volume 2003, Issue 10, Page 601-619, 2003., 2003
This paper is concerned with existence results for inequality problems of type F0(u; v) + Ψ′(u; v) ≥ 0, for all v ∈ X, where X is a Banach space, F : X → ℝ is locally Lipschitz, and Ψ : X → (−∞ + ∞] is proper, convex, and lower semicontinuous. Here F0 stands for the generalized directional derivative of F and Ψ′ denotes the directional derivative of Ψ.
George Dincă   +2 more
wiley   +1 more source

The Mann algorithm in a complete geodesic space with curvature bounded above

open access: yes, 2013
The purpose of this paper is to prove two Δ-convergence theorems of the Mann algorithm to a common fixed point for a countable family of mappings in the case of a complete geodesic space with curvature bounded above by a positive number.
Y. Kimura   +2 more
semanticscholar   +1 more source

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