The critical wave number for the planar Benard problem is unique

被引:4
作者
Jeng, JH [1 ]
Hassard, B
机构
[1] Ishou Univ, Dept Informat Engn, Kaohsiung, Taiwan
[2] SUNY Buffalo, Dept Math, Buffalo, NY 14260 USA
关键词
Rayleigh-Benard; bifurcation; convection; hydrodynamic stability; Boussinesq equations;
D O I
10.1016/S0020-7462(97)00078-4
中图分类号
O3 [力学];
学科分类号
08 ; 0801 ;
摘要
The neutral stability equation F(k, R) = 0 for the Planar Benard Problem with non-slip boundary conditions is studied. It is proven that there is a pair (k*, R*) in the domain of F for which F(k*, R*) = 0, such that if (k, R) not equal (k*, R*) is also in the domain and satisfies F(k, R) = 0 then R > R*. Approximations to k* and R* of guaranteed accuracy are given. (C) 1998 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:221 / 229
页数:9
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