Quenching for a nonlinear diffusion equation with singular boundary outfluxes

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Tarih

2018

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Erişim Hakkı

info:eu-repo/semantics/openAccess

Özet

In this paper, we study a nonlinear diffusion equation (?(u))t = uxx, 0 < x < a, t > 0 with singularboundary outfluxes ux(0, t) = u?p(0, t), ux(a, t) = ?u?q(a, t). Firstly, we get the quenching occurs in a finite time atthe boundary x = a under certain conditions. Finally, we show the time derivative blows up at the quenching timeand we also establish results on quenching time and rate for certain nonlinearities.

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Kaynak

Turkish Journal of Mathematics and Computer Science

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Cilt

8

Sayı

8

Künye