Results 91 to 100 of about 1,998,384 (219)

Infinitely many periodic solutions of planar Hamiltonian systems via the Poincaré–Birkhoff theorem

open access: yesBoundary Value Problems, 2018
In this paper, we study the multiplicity of periodic solutions of one kind of planar Hamiltonian systems with a nonlinear term satisfying semilinear conditions.
Zaihong Wang, Tiantian Ma
doaj   +1 more source

Isoperimetric inequalities on slabs with applications to cubes and Gaussian slabs

open access: yesCommunications on Pure and Applied Mathematics, Volume 79, Issue 4, Page 1012-1072, April 2026.
Abstract We study isoperimetric inequalities on “slabs”, namely weighted Riemannian manifolds obtained as the product of the uniform measure on a finite length interval with a codimension‐one base. As our two main applications, we consider the case when the base is the flat torus R2/2Z2$\mathbb {R}^2 / 2 \mathbb {Z}^2$ and the standard Gaussian measure
Emanuel Milman
wiley   +1 more source

Effects of pesticide dose on Holling II predator–prey model with feedback control

open access: yesJournal of Biological Dynamics, 2018
We establish a Holling II predator–prey system with pesticide dose response non-linear pulses and then study the global dynamics of the model. First, we construct the Poincaré map in the phase set and discuss its main properties.
Jin Yang, Yuanshun Tan
doaj   +1 more source

Asymptotic Analysis of the Static Bidomain Model for Pulsed Field Cardiac Ablation

open access: yesMathematical Methods in the Applied Sciences, Volume 49, Issue 4, Page 2510-2531, 15 March 2026.
ABSTRACT Cardiac arrhythmias are caused by faulty electrical signals in the heart, which lead to chaotic wave propagation and impaired cardiac function. This work focuses on a non‐thermal ablation technique based on electroporation (EP), a promising method for treating arrhythmias, called pulsed field ablation (PFA).
Annabelle Collin   +2 more
wiley   +1 more source

Equivariant toric geometry and Euler–Maclaurin formulae

open access: yesCommunications on Pure and Applied Mathematics, Volume 79, Issue 3, Page 451-557, March 2026.
Abstract We first investigate torus‐equivariant motivic characteristic classes of toric varieties, and then apply them via the equivariant Riemann–Roch formalism to prove very general Euler–Maclaurin‐type formulae for full‐dimensional simple lattice polytopes.
Sylvain E. Cappell   +3 more
wiley   +1 more source

CONNECTIONS BETWEEN THE STABILITY OF A POINCARE MAP AND BOUNDEDNESS OF CERTAIN ASSOCIATE SEQUENCES

open access: yes, 2011
Let m ≥ 1 and N ≥ 2 be two natural numbers and let U = {U(p,q)}pq 0 be the N-periodic discrete evolution family of m × m matrices, having complex scalars as entries, generated by L(C m )-valued, N-periodic sequence of m × m matrices (An).
Sadia Arshad   +3 more
semanticscholar   +1 more source

Ghost effect from Boltzmann theory

open access: yesCommunications on Pure and Applied Mathematics, Volume 79, Issue 3, Page 558-675, March 2026.
Abstract Taking place naturally in a gas subject to a given wall temperature distribution, the “ghost effect” exhibits a rare kinetic effect beyond the prediction of classical fluid theory and Fourier law in such a classical problem in physics. As the Knudsen number ε$\varepsilon$ goes to zero, the finite variation of temperature in the bulk is ...
Raffaele Esposito   +3 more
wiley   +1 more source

Compliant Leg Architectures and a Linear Control Strategy for the Stable Running of Planar Biped Robots

open access: yesInternational Journal of Advanced Robotic Systems, 2013
This paper investigates two fundamental structures for biped robots and a control strategy to achieve stable biped running. The first biped structure contains straight legs with telescopic springs, and the second one contains knees with compliant ...
Behnam Dadashzadeh   +3 more
doaj   +1 more source

Fostering Creativity Through Educational Interventions in Higher Education: A Systematic Review

open access: yesThe Journal of Creative Behavior, Volume 60, Issue 1, March 2026.
ABSTRACT Creativity has gained relevance over the years in education, and especially recently due to its consideration as a transversal competency in higher education, but there is still a lack of integration of knowledge. This qualitative systematic review explores literature on educational interventions designed to enhance creativity and investigates
Carlota Rodríguez‐Silva   +2 more
wiley   +1 more source

When DA VINCI Met Wallas: Extended Modeling of the Creative Process

open access: yesThe Journal of Creative Behavior, Volume 60, Issue 1, March 2026.
ABSTRACT By positing the centrality of process‐oriented definitions of creativity, the article revisits Graham Wallas's The Art of Thought, showing that its legacy extends beyond the canonical four‐stage model for the creative process. We first extract from Wallas's book some lesser known details that are proxies of metacognitive and emotional control.
Giovanni Emanuele Corazza, Sergio Agnoli
wiley   +1 more source

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