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Locally minimising solutions of − Δu = u(1 − |u|2) in R2

Published online by Cambridge University Press:  14 November 2011

Etienne Sandier
Affiliation:
Département de Mathématiques, Faculté des Sciences, Université Françoise Rabelais, Parc de Grandmont, 37200 Tours, France, E-mail: [email protected]

Abstract

We prove that locally minimising solutions of − Δu = u(1 − |u|2) in R2, i.e. solutions that minimise the action in any bounded domain of R2, are such that ∫R2(1 − |u|2)2(x) dx < + ∞. We prove a similar property for locally minimising solutions in a half-plane.

Type
Research Article
Copyright
Copyright © Royal Society of Edinburgh 1998

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References

1Bethuel, F., Brezis, H. and Hélein, F.. Asymptotics for the minimization of a Ginzburg-Landau functional. Calc. Var. Partial Differential Equations 1 (1993), 123–48.Google Scholar
2Bethuel, F., Brezis, H. and Hélein, F.. Ginzburg-Landau vortices (Boston: Birkhaüser, 1994).CrossRefGoogle Scholar
3Brezis, H., Merle, F. and Rivière, T.. Quantisation effects for − Δu = u(1 − |u|2) in R2 in R2. Arch. Rational Meek Anal. 126 (1994), 3558.Google Scholar
4Bethuel, F. and Riviere, T.. Vortices for a variational problem related to supra-conductivity. Ann. Inst. H. Poincarée, Anal. Non Linéaire 12 (1995), 243303.CrossRefGoogle Scholar
5Herve, R. M. and Hervé, M.. Quelques proprietes des solutions de l'équation de Ginzburg-Landau sur un ouvert de R2. Pot. Anal. 5 (1996), 591609.CrossRefGoogle Scholar
6Mironescu, P.. Les minimiseurs locaux pour l'équation de Ginzburg-Landau sont à symétrie radiale. C. R. Acad. Sci. Paris, Sér. I Math. 323 (1996), 593–8.Google Scholar
7Shafrir, I.. A remark on solutions of − Δu = u(1 − |u|2) in R2 in R2. C. R. Acad. Sci. Paris, Sér. I Math. 318 (1994), 327–31.Google Scholar