internal layers;
the Allen-Cahn equation;
mean curvature flow;
singular perturbation;
asymptotic expansion;
D O I:
10.1007/BF03167411
中图分类号:
O29 [应用数学];
学科分类号:
070104 ;
摘要:
For the Allen-Cahn equation with balanced nonlinearity, we show the existence of equilibrium internal layers intersecting the boundary of two dimensional bounded smooth domains. Stability analysis is carried out for the layers and local shape of the boundary is classified according to the stability of the layers. Numerical simulations are exhibited which indicate that bifurcations occur as the domain boundary is perturbed.
机构:
Univ Otago, Dept Math & Stat, POB 56, Dunedin 9054, New Zealand
Chalmers Univ Technol, Dept Math Sci, SE-41296 Gothenburg, Sweden
Univ Gothenburg, SE-41296 Gothenburg, SwedenUniv Otago, Dept Math & Stat, POB 56, Dunedin 9054, New Zealand
Kovacs, Mihaly
Larsson, Stig
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机构:
Chalmers Univ Technol, Dept Math Sci, SE-41296 Gothenburg, Sweden
Univ Gothenburg, SE-41296 Gothenburg, SwedenUniv Otago, Dept Math & Stat, POB 56, Dunedin 9054, New Zealand
Larsson, Stig
Lindgren, Fredrik
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机构:
Osaka Univ, Cybermedia Ctr, 1-32 Machikaneyama, Toyonaka, Osaka 5600043, JapanUniv Otago, Dept Math & Stat, POB 56, Dunedin 9054, New Zealand