Results 81 to 90 of about 170,441 (221)

Multi‐Physically Programmable Tubular Origami Metamaterials: Exploitable Nexus of Geometry, Folding Mechanics and Stimuli‐Responsive Physics

open access: yesAdvanced Science, Volume 12, Issue 36, September 25, 2025.
This article presents an insightful review on the exploitable nexus of geometry, folding mechanics and stimuli‐responsive physics for achieving active programmability in tubular origami metamaterials and metastructures, highlighting the broad‐spectrum potential in innovative applications across the length scales, along with critically analysing the ...
A. Sharma, S. Naskar, T. Mukhopadhyay
wiley   +1 more source

Bifurcation of Solution in Singularly Perturbed ODEs by Using Lyapunov Schmidt Reduction

open access: yesمجلة علوم ذي قار, 2019
This paper aims to study the bifurcation of solution in singularly perturbed ODEs:                                     the hypothesis                                                                                      the bifurcation of ...
A. H.Kamil, K. H. Yasir
doaj   +4 more sources

Analyzing Bifurcations and Optimal Control Strategies in SIRS Epidemic Models: Insights from Theory and COVID-19 Data

open access: yesMathematical and Computational Applications
This study investigates the dynamic behavior of an SIRS epidemic model in discrete time, focusing primarily on mathematical analysis. We identify two equilibrium points, disease-free and endemic, with our main focus on the stability of the endemic state.
Mohamed Cherif Belili   +3 more
doaj   +1 more source

Analysis of density matrix embedding theory around the non‐interacting limit

open access: yesCommunications on Pure and Applied Mathematics, Volume 78, Issue 8, Page 1359-1410, August 2025.
Abstract This article provides the first mathematical analysis of the Density Matrix Embedding Theory (DMET) method. We prove that, under certain assumptions, (i) the exact ground‐state density matrix is a fixed‐point of the DMET map for non‐interacting systems, (ii) there exists a unique physical solution in the weakly‐interacting regime, and (iii ...
Eric Cancès   +4 more
wiley   +1 more source

Persistence and bifurcation analysis among four species interactions with the influence of competition, predation and harvesting

open access: yesIraqi Journal of Science, 2023
      In this paper, the interplay among four population species is offered. The system consists of two competitive prey, predator and super predators.
S. Jawad, Marwa Al Nuaimi
semanticscholar   +1 more source

Stability and Bifurcation in a Predator–Prey Model with the Additive Allee Effect and the Fear Effect

open access: yesMathematics, 2020
We proposed and analyzed a predator–prey model with both the additive Allee effect and the fear effect in the prey. Firstly, we studied the existence and local stability of equilibria.
Liyun Lai, Zhenliang Zhu, Fengde Chen
doaj   +1 more source

Stabilization of localized structures by inhomogeneous injection in Kerr resonators

open access: yes, 2019
We consider the formation of temporal localized structures or Kerr comb generation in a microresonator with inhomogeneities. We show that the introduction of even a small inhomogeneity in the injected beam widens the stability region of localized ...
Frohoff-Hülsmann, Tobias   +4 more
core   +1 more source

Nonlocal Cooperative Behavior, Psychological Effects, and Collective Decision‐Making: An Exemplification With Predator–Prey Models

open access: yesMathematical Methods in the Applied Sciences, Volume 48, Issue 12, Page 12011-12037, August 2025.
ABSTRACT In bio‐social models, cooperative behavior has evolved as an adaptive strategy, playing multi‐functional roles. One of such roles in populations is to increase the success of the survival and reproduction of individuals and their families or social groups.
Sangeeta Saha   +2 more
wiley   +1 more source

Individuals Strategies and Predator–Prey Game Models in Deterministic and Random Settings

open access: yesMathematical Methods in the Applied Sciences, Volume 48, Issue 12, Page 12587-12607, August 2025.
ABSTRACT The authors propose a new predator–prey game model by integrating two optional strategies into prey species: cooperative and isolation strategies. An investigation of the evolutionary impact on predator–prey system dynamics is given. The model utilizes a replicator equation to track changes in the frequency of cooperative strategy among preys,
Hairui Yuan   +3 more
wiley   +1 more source

THE ROLE OF COST OF LOAN IN BANKING LOAN DYNAMICS: BIFURCATION AND CHAOS ANALYSIS

open access: yesBarekeng, 2022
The gradient adjustment process is used to create a dynamic model of banking loan. The sign of the loan’s marginal profit determines how much money will be loaned in the future.
Moch. Fandi Ansori, Siti Khabibah
doaj   +1 more source

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