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关于带有非线性边界条件的非线性扩散方程的淬灭现象

Quenching for a Nonlinear Diffusion Equation with a Singular Boundary Condition
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摘要 主要研究了一类带有非奇异边界条件的非奇异线性扩散方程(ψ(u))t=uxx+up,0<x<1,t>0在有限时间的淬灭问题,我们证明了解在有限时间内将发生淬灭,且淬灭仅在x=1处发生. We stndied the finite time quenching for a nonlinear diffusion equation,with singular boundary contion.It was shown that the only quenching point acured under x=1.
出处 《西华师范大学学报(自然科学版)》 2012年第1期106-110,共5页 Journal of China West Normal University(Natural Sciences)
基金 四川省教育厅自然科学重点项目基金资助(09ZA119)
关键词 非线性扩散方程 非奇异边界 有限时间的淬灭 Nonlinear diffusion equation singular boundary contion Finite time quenching.
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