arXiv:0807.4657 [math.AP]AbstractReferencesReviewsResources
Non-diffusive large time behaviour for a degenerate viscous Hamilton-Jacobi equation
Published 2008-07-29Version 1
The convergence to non-diffusive self-similar solutions is investigated for non-negative solutions to the Cauchy problem $\partial_t u = \Delta_p u + |\nabla u|^q$ when the initial data converge to zero at infinity. Sufficient conditions on the exponents $p>2$ and $q>1$ are given that guarantee that the diffusion becomes negligible for large times and the $L^\infty$-norm of $u(t)$ converges to a positive value as $t\to\infty$.
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