Results 61 to 70 of about 19,658 (300)

Topological and nonstandard extensions

open access: yes, 2005
We introduce a notion of topological extension of a given set X. The resulting class of topological spaces includes the Stone-ˇCech compactification βX of the discrete space X, as well as all nonstandard models of X in the sense of nonstandard analysis ...
DI NASSO, MAURO, FORTI, MARCO
core   +1 more source

Minimal Reduction in Patellar Height Following Anteromedializing Tibial Tubercle Osteotomy With Medial Patellofemoral Ligament Reconstruction

open access: yesArthroscopy, Sports Medicine, and Rehabilitation, EarlyView.
Purpose To assess whether anteromedializing tibial tubercle osteotomy (AMZ TTO) results in reduction in patellar height when performed alongside medial patellofemoral ligament reconstruction (MPFLR) for the treatment of patellar instability. Methods We performed a retrospective review of patients who underwent AMZ TTO with MPFLR between 2017 and 2024 ...
Divesh Sachdev   +7 more
wiley   +1 more source

Consumed by Abdominal Distention

open access: yes
Arthritis Care &Research, EarlyView.
Abimbola Fadairo‐Azinge   +3 more
wiley   +1 more source

Infinite Functional Versatility, Formidable Limits: Evaluating Gallium‐Based Liquid Metals in Rechargeable Batteries

open access: yesCarbon Energy, EarlyView.
Beyond the hype surrounding the self‐healing properties of gallium‐based liquid metals (Ga‐LMs), this perspective critically examines their functional roles in metal‐ion batteries, highlighting both their underlying merits and the often‐overlooked challenges, including non‐representative design and testing configurations, performance overestimations ...
Turly P. P. Sumanasekara   +7 more
wiley   +1 more source

Synthetic Strategies for Activity‐Based Probes to Decode Ubiquitin‐Like Modifiers

open access: yesChemistry – A European Journal, EarlyView.
ABSTRACT Ubiquitin‐like proteins (Ubls) such as SUMO, NEDD8, ISG15, URM1, UFM1, FAT10, ATG8/ATG12, and FUBI are essential regulators of cellular homeostasis, controlling processes from protein stability and trafficking to immune signaling and autophagy.
Saibal Chanda   +5 more
wiley   +1 more source

Structure Preserving Numerical Analysis of Reaction-Diffusion Models

open access: yesJournal of Function Spaces, 2022
In this paper, we examine two structure preserving numerical finite difference methods for solving the various reaction-diffusion models in one dimension, appearing in chemistry and biology.
Nauman Ahmed   +6 more
doaj   +1 more source

Nonstandard Finite Difference Schemes for HIV Models Arising in Epidemiology

open access: yes, 2022
In this study, the numerical solution of Nonstandard Finite Difference Schemes for HIV Models Arising in Epidemiology have been presented. First, the given domain or region is discritized and the derivatives of the differential equation were replaced ...
Lukas Degu   +2 more
core  

Nonstandard models and analytic equivalence relations [PDF]

open access: yes, 2020
. We improve a result of Hjorth[93] concerning the nature of thin analytic equivalence relations. The key lemma uses a weakly compact cardinal to construct certain nonstandard models, which Hjorth obtained using #'s.
Boban Velickovic, Sy D Friedman
core  

Hidden Markov graphical models with state‐dependent generalized hyperbolic distributions

open access: yesCanadian Journal of Statistics, EarlyView.
Abstract In this article, we develop a novel hidden Markov graphical model to investigate time‐varying interconnectedness between different financial markets. To identify conditional correlation structures under varying market conditions and accommodate shape features embedded in financial time series, we rely upon the generalized hyperbolic family of ...
Beatrice Foroni   +2 more
wiley   +1 more source

A Novel Hybrid Crossover Dynamics of Monkeypox Disease Mathematical Model with Time Delay: Numerical Treatments

open access: yesFractal and Fractional
In this paper, we improved a mathematical model of monkeypox disease with a time delay to a crossover model by incorporating variable-order and fractional differential equations, along with stochastic fractional derivatives, in three different time ...
Nasser H. Sweilam   +4 more
doaj   +1 more source

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