Second-order Lagrangians admitting a first-order Hamiltonian formalism

Rosado María, María Eugenia ORCID: https://orcid.org/0000-0002-2930-5612 and Muñoz Masqué, Jaime (2017). Second-order Lagrangians admitting a first-order Hamiltonian formalism. "Annali di Matematica Pura ed Applicata" ; pp. 1-44. ISSN 0373-3114. https://doi.org/10.1007/s10231-017-0683-y.

Descripción

Título: Second-order Lagrangians admitting a first-order Hamiltonian formalism
Autor/es:
Tipo de Documento: Artículo
Título de Revista/Publicación: Annali di Matematica Pura ed Applicata
Fecha: 2017
ISSN: 0373-3114
Materias:
ODS:
Palabras Clave Informales: Hilbert–Einstein Lagrangian ,Hamilton–Cartan formalism ,Jacobi fields, Jet bundles, Poincaré–Cartan form, Presymplectic structure
Escuela: E.T.S. Arquitectura (UPM)
Departamento: Matemática Aplicada
Licencias Creative Commons: Reconocimiento - Sin obra derivada - No comercial

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Resumen

Second-order Lagrangian densities admitting a first-order Hamiltonian formalism are studied; namely, i) for each second-order Lagrangian den- sity on an arbitrary fibred manifold p: E ? N the Poincar¿e-Cartan form of which is projectable onto J1E, by using a new notion of regularity pre- viously introduced, a first-order Hamiltonian formalism is developed for such a class of variational problems; ii) the existence of first-order equiva- lent Lagrangians are discussed from a local point of view as well as global; iii) this formalism is then applied to classical Einstein-Hilbert Lagrangian and a generalization of the BF theory. The results suggest that the class of problems studied is a natural variational setting for GR.

Más información

ID de Registro: 48804
Identificador DC: https://oa.upm.es/48804/
Identificador OAI: oai:oa.upm.es:48804
URL Portal Científico: https://portalcientifico.upm.es/es/ipublic/item/2975259
Identificador DOI: 10.1007/s10231-017-0683-y
URL Oficial: https://link.springer.com/article/10.1007%2Fs10231...
Depositado por: Memoria Investigacion
Depositado el: 20 Dic 2017 08:48
Ultima Modificación: 12 Nov 2025 00:00