The Dynamics of Nonlinear Reaction-Diffusion Equations with Small Lévy Noise

The Dynamics of Nonlinear Reaction-Diffusion Equations with Small Lévy Noise

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The Dynamics of Nonlinear Reaction-Diffusion Equations with Small Lévy Noise

The Dynamics of Nonlinear Reaction-Diffusion Equations with Small Lévy Noise

Sale price  $44.99 Regular price $49.99

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Lecture Notes in Mathematics

The Dynamics of Nonlinear Reaction-Diffusion Equations with Small Lévy Noise

Arnaud Debussche | Michael Högele | Peter Imkeller

Mathematics / Probability & Statistics / General

This work considers a small random perturbation of alpha-stable jump type nonlinear reaction-diffusion equations with Dirichlet boundary conditions over an interval. It has two stable points whose domains of attraction meet in a separating manifold with several saddle points. Extending a method developed by Imkeller and Pavlyukevich it proves that in contrast to a Gaussian perturbation, the expected exit and transition times between the domains of attraction depend polynomially on the noise intensity in the small intensity limit. Moreover the solution exhibits metastable behavior: there is a polynomial time scale along which the solution dynamics correspond asymptotically to the dynamic behavior of a finite-state Markov chain switching between the stable states.


Publication Date: 14 October 2013
Publisher: Springer International Publishing
Imprint: Springer
ISBN-13: 9783319008271
Format: Paperback softback
Page Count: 165

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