Soil Characteristics and Management Practices for Urban Residential Landscapes by Brian J. Pearson

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On the Computation of Degenerate Hopf Bifurcations for n-Dimensional Multiparameter Vector Fields by Michail P. Markakis, Panagiotis S. Douris

“…The restriction of an n-dimensional nonlinear parametric system on the center manifold is treated via a new proper symbolic form and analytical expressions of the involved quantities are obtained as functions of the parameters by lengthy algebraic manipulations combined with computer assisted calculations. …”
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Vector fields generating more than one flow by Slawomir Dorosiewicz, Kazimierz Napiórkowski

“…Vector fields generating more than one flow on a manifold are constructed. For one-dimensional case a complete description of the set of flows is given. …”
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Stability and Local Hopf Bifurcation for a Predator-Prey Model with Delay by Yakui Xue, Xiaoqing Wang

“…Using the normal form theory and center manifold argument, the explicit formulae which determine the stability, direction, and other properties of bifurcating periodic solutions are derived.…”
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La construction des appellations viticoles et la géographie juridique by Éric Rouvellac

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Bifurcation Analysis in a Kind of Fourth-Order Delay Differential Equation by Xiaoqian Cui, Junjie Wei

“…Then the direction and stability of the Hopf bifurcation are determined, using the normal form method and the center manifold theorem. Finally, some numerical simulations are carried out to illustrate the analytic results.…”
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Accommodements, contournements et preuves identitaires : réflexions sur quelques stratégies individuelles déployées devant la commission de classement des récidivistes pour échappe... by Jean-Lucien Sanchez

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Screen conformal half-lightlike submanifolds by K. L. Duggal, B. Sahin

“…We study some properties of a half-lightlike submanifold M, of a semi-Riemannian manifold, whose shape operator is conformal to the shape operator of its screen distribution. …”
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The doctor-patient relationship by Héctor Rodriguez Silva

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Traumatic Hallux Varus Treated by Minimally Invasive Extensor Hallucis Brevis Tenodesis by C. N. Cheung, T. H. Lui

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Stability and bifurcation of numerical discretization Nicholson blowflies equation with delay by Xiaohua Ding, Wenxue Li

“…Applying the theory of normal form and center manifold, we not only discuss the linear stability of the equilibrium and the existence of the local Hopf bifurcations, but also give the explicit algorithm for determining the direction of bifurcation and stability of the periodic solution of bifurcation.…”
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Blue Orchard Bee, Osmia lignaria Say (Insecta: Hymenoptera: Megachilidae) by Alden Estep, Catherine Zettel-Nalen, James Ellis

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Le shopping mall : un modèle pour la construction de la ville ? by Anaïs Daniau

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Information in organisations: directions for information management by Joyce Kirk

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Successful management of uncommon complication after brachiocephalic vein catheterization: A case report by Namita Mishra, Danish Qutub, Umesh Bhadani

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Objectivation négociée et gestion contestée de l’environnement by Thomas Debril, Gaël Plumecocq, Olivier Petit

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Hopf Bifurcation and Chaos of a Delayed Finance System by Xuebing Zhang, Honglan Zhu

“…Furthermore, formulas for determining the direction of Hopf bifurcation and the stability of the bifurcating periodic solutions are derived by applying the normal form method and center manifold theorem. Finally, numerical simulation results are presented to validate the theoretical analysis. …”
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Stability and Hopf Bifurcation in a Diffusive Predator-Prey System with Beddington-DeAngelis Functional Response and Time Delay by Yuzhen Bai, Xiaopeng Zhang

“…Finally, the direction and stability of Hopf bifurcations are determined by normal form theory and center manifold reduction for partial functional differential equations.…”
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The Bifurcation of Two Invariant Closed Curves in a Discrete Model by Yingying Zhang, Yicang Zhou

“…The conditions for existence of these bifurcations are derived by using the center manifold and bifurcation theory. Numerical simulations and bifurcation diagrams exhibit the complex dynamical behaviors, especially the occurrence of two invariant closed curves.…”
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Design and implementation of AMQP-based campus message bus system by Wei-xin WU, Yu WANG, Xing-wei WANG

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