Results 21 to 30 of about 509 (71)

Convergence analysis of the iterative methods for quasi complementarity problems

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 11, Issue 2, Page 319-334, 1988., 1988
In this paper, we consider the iterative methods for the quasi complementarity problems of the form where m is a point‐to‐point mapping and T is a continuous mapping from Rn into itself. The algorithms considered in this paper are general and unified ones, which include many existing algorithms as special cases for solving the complementarity problems.
Muhammad Aslam Noor
wiley   +1 more source

A new smoothing method for solving nonlinear complementarity problems

open access: yesOpen Mathematics, 2019
In this paper, a new improved smoothing Newton algorithm for the nonlinear complementarity problem was proposed. This method has two-fold advantages. First, compared with the classical smoothing Newton method, our proposed method needn’t nonsingular of ...
Zhu Jianguang, Hao Binbin
doaj   +1 more source

On the spherical convexity of quadratic functions [PDF]

open access: yes, 2018
In this paper we study the spherical convexity of quadratic functions on spherically convex sets. In particular, conditions characterizing the spherical convexity of quadratic functions on spherical convex sets associated to the positive orthants and ...
Ferreira, O. P., Németh, S. Z.
core   +2 more sources

Iterative methods for nonlinear quasi complementarity problems

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 10, Issue 2, Page 339-344, 1987., 1986
In this paper, we consider and study an iterative algorithm for finding the approximate solution of the nonlinear quasi complementarity problem of finding u ϵ k(u) such that where m is a point‐to‐point mapping, T is a (nonlinear) continuous mapping from a real Hilbert space H into itself and k*(u) is the polar cone of the convex cone k(u) in H. We also
Muhammad Aslam Noor
wiley   +1 more source

A self adaptive inertial subgradient extragradient algorithm for variational inequality and common fixed point of multivalued mappings in Hilbert spaces

open access: yesDemonstratio Mathematica, 2019
We consider a new subgradient extragradient iterative algorithm with inertial extrapolation for approximating a common solution of variational inequality problems and fixed point problems of a multivalued demicontractive mapping in a real Hilbert space ...
Jolaoso Lateef Olakunle   +3 more
doaj   +1 more source

Joint location and pricing within a user-optimized environment

open access: yesEURO Journal on Computational Optimization, 2020
In the design of service facilities, whenever the behaviour of customers is impacted by queueing or congestion, the resulting equilibrium cannot be ignored by a firm that strives to maximize revenue within a competitive environment.
Teodora Dan   +2 more
doaj   +1 more source

New error bounds for linear complementarity problems of weakly chained diagonally dominant B-matrices

open access: yesOpen Mathematics, 2017
Some new error bounds for the linear complementarity problems are obtained when the involved matrices are weakly chained diagonally dominant B-matrices. Numerical examples are given to show the effectiveness of the proposed bounds.
Sun Deshu, Wang Feng
doaj   +1 more source

Uniqueness of market equilibria on networks with transport costs

open access: yesOperations Research Perspectives, 2018
We study the existence and uniqueness of equilibria for perfectly competitive markets in capacitated transport networks. The model under consideration is rather general so that it captures basic aspects of related models in, e.g., gas or electricity ...
Vanessa Krebs, Martin Schmidt
doaj   +1 more source

The almost semimonotone matrices

open access: yesSpecial Matrices, 2019
A (strictly) semimonotone matrix A ∈ ℝn×n is such that for every nonzero vector x ∈ ℝn with nonnegative entries, there is an index k such that xk > 0 and (Ax)k is nonnegative (positive).
Wendler Megan
doaj   +1 more source

A Semismooth Newton Method for Tensor Eigenvalue Complementarity Problem

open access: yes, 2015
In this paper, we consider the tensor eigenvalue complementarity problem which is closely related to the optimality conditions for polynomial optimization, as well as a class of differential inclusions with nonconvex processes.
Chen, Zhongming, Qi, Liqun
core   +1 more source

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