Iterative approximation of common fixed points of two nonself asymptotically nonexpansive map**s in CAT (0) spaces with numerical examples

K Kratuloek, P Kumam, K Amnuaykarn… - … Methods in the …, 2023 - Wiley Online Library
In this manuscript, we investigate and approximate common fixed points of two nonself
asymptotically nonexpansive map**s in the setting of CAT (0) spaces. We provide three …

Enriched multi-valued nonexpansive map**s in geodesic spaces

S Salisu, P Kumam, S Sriwongsa, AY Inuwa - Rendiconti del Circolo …, 2024 - Springer
Enriched multi-valued contraction map**s and enriched multi-valued nonexpansive
map**s are introduced in the context of geodesic spaces, and their fixed points are …

Convergence theorems for monotone vector field inclusions and minimization problems in Hadamard spaces

S Salisu, P Kumam, S Sriwongsa - Analysis and Geometry in Metric …, 2023 - degruyter.com
This article analyses two schemes: Mann-type and viscosity-type proximal point algorithms.
Using these schemes, we establish Δ-convergence and strong convergence theorems for …

Coupled Best Proximity Points for Cyclic Kannan and Chatterjea Contractions in CAT p (0) Spaces

C Mongkolkeha, P Dechboon, S Salisu… - Carpathian Journal of …, 2024 - JSTOR
This paper considers the framework of CATp (0) spaces and analyzes coupled best
proximity points for cyclic Kannan and cyclic Chatterjea contractions. The framework is …

Golden ratio method for solving monotone variational inequality problems in Hadamard spaces

S Salisu, S Sriwongsa, P Kumam - Mathematical Methods in …, 2024 - Wiley Online Library
In this article, a generalized variational inequality problem in the setting of Hadamard
spaces is introduced and analyzed. For approximating a solution of the problem when the …

A viscosity-type scheme for optimization problems in Hadamard spaces with applications

S Salisu, P Kumam, S Sriwongsa - Optimization, 2024 - Taylor & Francis
In this article, we propose a viscosity-type scheme for approximating a common solution of
convex minimization problem, monotone vector field inclusion problem and fixed point …

Fixed point properties of saturated and unsaturated contractive map**s in CAT (0) spaces

S Salisu, V Berinde, S Sriwongsa, P Kumam - The Journal of Analysis, 2024 - Springer
This paper analyzes seven substantial distinct classes of contractive-type map**s using
the technique of geodesic average perturbation within the framework of CAT (0) spaces …

Equilibrium problems and proximal algorithm using tangent space products

AY Inuwa, P Chaipunya, P Kumam, S Salisu - Carpathian Journal of …, 2024 - JSTOR
This paper presents equilibrium problems and their regularized problems in the framework
of Hadamard spaces. Using the concept of tangent space products, we introduce a resolvent …

A relaxed splitting method for solving variational inclusion and fixed point problems

K Kratuloek, P Kumam, S Sriwongsa… - … and Applied Mathematics, 2024 - Springer
In this work, we propose an iterative method for finding a common solution of a variational
inclusion problem involving a maximally monotone operator and a fixed point problem for a …

[HTML][HTML] Approximating Common Fixed Points of Nonexpansive Map**s on Hadamard Manifolds with Applications

K Khammahawong, P Chaipunya, K Sombut - Mathematics, 2022 - mdpi.com
The point of this research is to present a new iterative procedure for approximating common
fixed points of nonexpansive map**s in Hadamard manifolds. The convergence theorem …