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nlin.SI2007
Embedded soliton solutions : A variational study
Debabrata Pal, Sk. Golam Ali, B. Talukdar
We use a variational method to construct soliton solutions for systems characterized by opposing dispersion and competing nonlinearities at fundamental and second harmonics. We sho…
nlin.SI2007★ 3 cited
Lagrangian Approach to Dispersionless KdV Hierarchy
Amitava Choudhuri, B. Talukdar, U. Das
We derive a Lagrangian based approach to study the compatible Hamiltonian structure of the dispersionless KdV and supersymmetric KdV hierarchies and claim that our treatment of the…