A Note on Sign-Changing Solutions to the NLS on the Double-Bridge Graph

We study standing waves of the NLS equation posed on the double-bridge graph: two semi-infinite half-lines attached at a circle. At the two vertices, Kirchhoff boundary conditions are imposed. We pursue a recent study concerning solutions nonzero on the half-lines and periodic on the circle, by prov...

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Bibliographic Details
Main Authors: Diego Noja, Sergio Rolando, Simone Secchi
Format: Article
Language:English
Published: MDPI AG 2019-02-01
Series:Symmetry
Subjects:
Online Access:https://www.mdpi.com/2073-8994/11/2/161