Results 21 to 30 of about 65 (65)

On relationships between two linear subspaces and two orthogonal projectors

open access: yesSpecial Matrices, 2019
Sum and intersection of linear subspaces in a vector space over a field are fundamental operations in linear algebra. The purpose of this survey paper is to give a comprehensive approach to the sums and intersections of two linear subspaces and their ...
Tian Yongge
doaj   +1 more source

Strong convergence to a solution of the inclusion problem for a finite family of monotone operators in Hadamard spaces

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2021
In this paper, in the setting of Hadamard spaces, a iterative scheme is proposed for approximating a solution of the inclusion problem for a finite family of monotone operators which is a unique solution of a variational inequality.
Ranjbar Sajad
doaj   +1 more source

Generalized Yosida inclusion problem involving multi-valued operator with XOR operation

open access: yesDemonstratio Mathematica
In this article, we study a generalized Yosida variational inclusion problem involving multi-valued operator with XOR operation. It is shown that the generalized Yosida variational inclusion problem involving multi-valued operator with XOR operation is ...
Iqbal Javid   +3 more
doaj   +1 more source

Fitzpatrick transform of monotone relations in Hadamard spaces

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2020
In the present paper, monotone relations and maximal monotone relations from an Hadamard space to its linear dual space are investigated. Fitzpatrick transform of monotone relations in Hadamard spaces is introduced. It is shown that Fitzpatrick transform
Moslemipour A.   +3 more
doaj   +1 more source

Fine properties of monotone maps arising in optimal transport for non-quadratic costs

open access: yesAnalysis and Geometry in Metric Spaces
The cost functions considered are c(x,y)=h(x−y)c\left(x,y)=h\left(x-y), where h∈C2(Rn)h\in {C}^{2}\left({{\mathbb{R}}}^{n}) is homogeneous of degree p≥2p\ge 2 with a positive definite Hessian in the unit sphere.
Gutiérrez Cristian E.   +1 more
doaj   +1 more source

Multivalued elliptic operators with nonstandard growth

open access: yesAdvances in Nonlinear Analysis, 2018
The paper is devoted to the Dirichlet problem for monotone, in general multivalued, elliptic equations with nonstandard growth condition. The growth conditions are more general than the well-known p⁢(x){p(x)} growth.
Avci Mustafa, Pankov Alexander
doaj   +1 more source

Ergodic and fixed point theorems for sequences and nonlinear mappings in a Hilbert space

open access: yesDemonstratio Mathematica, 2018
In this paper, we introduce the notion of 2-generalized hybrid sequences, extending the notion of nonexpansive and hybrid sequences introduced and studied in our previous work [Djafari Rouhani B., Ergodic theorems for nonexpansive sequences in Hilbert ...
Rouhani Behzad Djafari
doaj   +1 more source

A novel iterative process for numerical reckoning of fixed points via generalized nonlinear mappings with qualitative study

open access: yesDemonstratio Mathematica
This manuscript is devoted to constructing a novel iterative scheme and reckoning of fixed points for generalized contraction mappings in hyperbolic spaces.
Ahmad Fayyaz   +4 more
doaj   +1 more source

Matkowski theorems in the context of quasi-metric spaces and consequences on G-metric spaces

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2016
In this paper, we prove the characterization of a Matkowski's theorem in the setting of quasi-metric spaces.
Karapιnar Erdal   +2 more
doaj   +1 more source

Nonhomogeneous nonlinear oscillator with damping: asymptotic analysis in continuous and discrete time

open access: yesDemonstratio Mathematica, 2019
We consider the following second order evolution equation modelling a nonlinear oscillator with ...
Rouhani Behzad Djafari   +1 more
doaj   +1 more source

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