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arxiv: math/0609807 · v3 · submitted 2006-09-28 · 🧮 math.AP

Geometric and projective instability for the Gross-Pitaevski equation

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keywords equationgross-pitaevskiprojectivesolutionsapproximatecirclesconcentrateconstruct
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Using variational methods, we construct approximate solutions for the Gross-Pitaevski equation which concentrate on circles in $\R^3$. These solutions will help to show that the $L^2$ flow is unstable for the usual topology and for the projective distance.

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