Results 51 to 60 of about 3,059 (189)

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

open access: yesBarekeng, 2022
A dynamic model of banking loan based on the gradient adjustment process is presented. The amount of loan that will be channeled in the future depends on the sign of the marginal profit of loan. In this paper, we study the deposit cost in the dynamics of
Moch. Fandi Ansori, Susilo Hariyanto
doaj   +1 more source

Effects of Internet Sales Promotion on a Differential Advertising Model

open access: yesDiscrete Dynamics in Nature and Society, 2018
Advertising and sales promotion are two important specific marketing communications tools. In this paper, Internet sales promotion is introduced into a differential advertising model and investigated quantitatively.
Hui Jiang, Junhai Ma
doaj   +1 more source

Flip and Neimark-Sacker Bifurcations of a Discrete Time Predator-Pre Model

open access: yesIEEE Access, 2019
In this paper, we investigate the system undergoes flip and Neimark Sacker bifurcation in the interior of R+2 by using the center manifold theorem and bifurcation theory. The dynamics of this discrete time predator-pre model is investigated in the closed
Yong Li   +4 more
doaj   +1 more source

Numerical Analysis of Nonlinear Dynamics Based on Spin-VCSELs with Optical Feedback

open access: yesPhotonics, 2021
In this paper, the nonlinear dynamics of a novel model based on optically pumped spin-polarized vertical-cavity surface-emitting lasers (spin-VCSELs) with optical feedback is investigated numerically.
Tingting Song   +6 more
doaj   +1 more source

Symmetry Bifurcation and Chaos of the Poincaré Map, in a Three degree-of-freedom Vibro impact System

open access: yes工程科学与技术, 2008
:A three degree-of-freedom vibro impact system with symmetric constraining stops is considered. The Poincaré map of the system is established, and the symmetry of the Poincaré map is derived in detail. The theory of bifurcation of fixed points is applied
乐源, 谢建华
doaj  

Bifurcations and chaos in a discrete SI epidemic model with fractional order

open access: yesAdvances in Difference Equations, 2018
In this study, a new discrete SI epidemic model is proposed and established from SI fractional-order epidemic model. The existence conditions, the stability of the equilibrium points and the occurrence of bifurcation are analyzed.
Mahmoud A. M. Abdelaziz   +3 more
doaj   +1 more source

A second species of non‐crocodyliform crocodylomorph from the Late Triassic fissure deposits of southwestern UK: Implications for locomotory ecological diversity in Saltoposuchidae

open access: yesThe Anatomical Record, EarlyView.
Abstract The Late Triassic–Early Jurassic fissures of the Bristol Channel area (southwest England and south Wales) are renowned for their diverse vertebrate faunas. These assemblages have yielded an array of predominantly small‐bodied forms that are crucial to our understanding of the early evolution of several major tetrapod clades.
Ewan H. Bodenham   +4 more
wiley   +1 more source

Oldest well‐preserved euprimate petrosal, from the early Eocene of India (Vastan Lignite Mine, Gujarat)

open access: yesThe Anatomical Record, EarlyView.
Abstract An exquisitely preserved, isolated partial petrosal with associated fragmentary stapes is described from the Vastan Lignite Mine (Gujarat, India), dated to the early Eocene (~54.5 Ma). Several anatomical traits (e.g., large petrosal plate; posterolateral entry of the internal carotid artery to the tympanic cavity; bony tubes surrounding the ...
Mary T. Silcox   +8 more
wiley   +1 more source

Bifurcation of a heterodimensional cycle with weak inclination flip

open access: yesDiscrete and Continuous Dynamical Systems - B, 2012
Local moving frame is constructed to analyze the bifurcation of a heterodimensional cycle with weak inclination flip in $\mathbb{R}^4$. Under some generic hypotheses, the existence conditions for the heteroclinic orbit, $1$-homoclinic orbit, $1$-periodic orbit and two-fold or three-fold $1$-periodic orbit are given, respectively.
Zhiqin Qiao, Deming Zhu, Qiuying Lu
openaire   +1 more source

Anatomic Double‐Bundle Anterior Cruciate Ligament Reconstruction Using Two Hamstring Tendon Autografts With Hybrid Fixation Technique

open access: yesArthroscopy Techniques, EarlyView.
Abstract Double‐bundle anterior cruciate ligament reconstruction is an anatomically more accurate reconstruction, with adequate graft thickness which allows for complete coverage of the anterior cruciate ligament footprint on both the femoral and tibial side.
Nitin Mehta   +3 more
wiley   +1 more source

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