Results 141 to 150 of about 604,834 (284)

Approximating fixed points of nonexpansive type mappings

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2001
In a uniformly convex Banach space, the convergence of Ishikawa iterates to a unique fixed point is proved for nonexpansive type mappings under certain conditions.
Hemant K. Pathak, Mohammad S. Khan
doaj   +1 more source

Mordukhovich derivatives of the metric projection operator in uniformly convex and uniformly smooth Banach spaces [PDF]

open access: yesarXiv
In this paper, we investigate the properties of the Mordukhovich derivatives of the metric projection operator onto closed balls, closed and convex cylinders and positive cones in uniformly convex and uniformly smooth Banach spaces. We find the exact expressions for Mordukhovich derivatives of the metric projection operator.
arxiv  

A note on an ergodic theorem in weakly uniformly convex geodesic spaces [PDF]

open access: yesarXiv, 2014
Karlsson and Margulis proved in the setting of uniformly convex geodesic spaces, which additionally satisfy a nonpositive curvature condition, an ergodic theorem that focuses on the asymptotic behavior of integrable cocycles of nonexpansive mappings over an ergodic measure-preserving transformation. In this note we show that this result holds true when
arxiv  

Highly Oriented SiC@SiO2 Ceramic Fiber Aerogels with Good Anisotropy of the Thermal Conductivity and High‐Temperature Resistance

open access: yesAdvanced Science, EarlyView.
The anisotropic‐structure SiC@SiO2 ceramic fiber aerogels feature aligned layers stacking layer‐by‐layer with the same direction and highly oriented 1D fibers inside each layer, resulting in an anisotropy factor as high as 5.08. Not only does it have 60% high recoverable deformation, but it also shows great promise for thermal protection in extreme ...
Zheng Zhang   +7 more
wiley   +1 more source

lrSVD: An efficient imputation algorithm for incomplete high‐throughput compositional data

open access: yesJournal of Chemometrics, Volume 36, Issue 12, December 2022., 2022
Abstract Compositional methods have been successfully integrated into the chemometric toolkit to analyse and model different types of data generated by modern high‐throughput technologies. Within this compositional framework, the focus is put on the relative information conveyed in the data by using log‐ratio coordinate representations.
Javier Palarea‐Albaladejo   +3 more
wiley   +1 more source

Convergence of a Hybrid Iterative Scheme for Fixed Points of Nonexpansive Maps, Solutions of Equilibrium, and Variational Inequalities Problems

open access: yesJournal of Mathematics, 2013
Let be a closed, convex, and nonempty subset of a real -uniformly smooth Banach space , which is also uniformly convex. For some , let and be family of nonexpansive maps and -inverse strongly accretive map, respectively.
Bashir Ali
doaj   +1 more source

Realizing Intrinsically Ultralow and Glass‐Like Thermal Transport via Chemical Bonding Engineering

open access: yesAdvanced Science, EarlyView.
Lattice thermal conductivity can be effectively suppressed by introducing a S2 − anion into the bridging position between the Ag–Ag bond in the Ag6 octahedron, which weakens the Ag–Ag bond within the octahedral structure and enhances phonon‐phonon scattering rates. Abstract Crystals exhibiting glass‐like and low lattice thermal conductivity (κL$\kappa_{
Zhonghao Xia   +6 more
wiley   +1 more source

Coarse embedding into uniformly convex Banach space [PDF]

open access: yesarXiv, 2011
In this paper, we study the coarse embedding into Banach space. We proved that under certain conditions, the property of embedding into Banach space can be preserved under taking the union the metric spaces. For a group $G$ strongly relative hyperbolic to a subgroup $H$, we proved that if $H$ admits a coarse embedding into a uniformly convex Banach ...
arxiv  

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