The Deodhar decomposition of the Grassmannian and the regularity of KP solitons

DOI10.1016/j.aim.2013.06.011zbMath1317.37089arXiv1204.6446OpenAlexW2963180040MaRDI QIDQ2437434

Yuji Kodama, Lauren K. Williams

Publication date: 3 March 2014

Published in: Advances in Mathematics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1204.6446

zbMATH Keywords

KP equationGrassmanniansoliton solutionDeodhar decomposition

Mathematics Subject Classification ID

Completely integrable infinite-dimensional Hamiltonian and Lagrangian systems, integration methods, integrability tests, integrable hierarchies (KdV, KP, Toda, etc.) (37K10) Grassmannians, Schubert varieties, flag manifolds (14M15) Relationships between algebraic curves and integrable systems (14H70) Relations of infinite-dimensional Hamiltonian and Lagrangian dynamical systems with infinite-dimensional Lie algebras and other algebraic structures (37K30) Soliton theory, asymptotic behavior of solutions of infinite-dimensional Hamiltonian systems (37K40)

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