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Xavier Gràcia
Xavier Gràcia
Technical University of Catalonia, Barcelona
在 upc.edu 的电子邮件经过验证 - 首页
标题
引用次数
引用次数
年份
Geometric Hamilton–Jacobi theory
JF Cariñena, X Gràcia, G Marmo, E Martínez, MC Muñoz-Lecanda, ...
International Journal of Geometric Methods in Modern Physics 3 (07), 1417-1458, 2006
1112006
Higher order lagrangian systems: Geometric structures, dynamics, and constraints
X Gràcia, JM Pons Ràfols, N Román-Roy
Journal of Mathematical Physics, 1991, vol. 32, p. 2744, 1991
991991
Gauge generators, Dirac's conjecture, and degrees of freedom for constrained systems
X Gracia, JM Pons
Annals of Physics 187 (2), 355-368, 1988
971988
New contributions to the Hamiltonian and Lagrangian contact formalisms for dissipative mechanical systems and their symmetries
J Gaset, X Gràcia, MC Muñoz-Lecanda, X Rivas, N Román-Roy
International Journal of Geometric Methods in Modern Physics 17 (06), 2050090, 2020
702020
Geometric Hamilton–Jacobi theory for nonholonomic dynamical systems
JF Cariñena, X Gràcia, G Marmo, E Martínez, MC Muñoz-Lecanda, ...
International Journal of Geometric Methods in Modern Physics 7 (03), 431-454, 2010
662010
Noether’s theorem and gauge transformations: Application to the bosonic string and CP n− 12 model
C Batlle, J Gomis, X Gràcia, JM Pons
Journal of Mathematical Physics 30 (6), 1345-1350, 1989
591989
Some geometric aspects of variational calculus in constrained systems
X Gràcia, J Marín-Solano, MC Muñoz-Lecanda
Reports on Mathematical Physics 51 (1), 127-148, 2003
582003
A generalized geometric framework for constrained systems
X Gràcia, JM Pons
Differential Geometry and its Applications 2 (3), 223-247, 1992
561992
On an evolution operator connecting Lagrangian and Hamiltonian formalisms
X Gracia, JM Pons
Letters in Mathematical Physics 17 (3), 175-180, 1989
511989
A contact geometry framework for field theories with dissipation
J Gaset, X Gràcia, MC Muñoz-Lecanda, X Rivas, N Román-Roy
Annals of Physics 414, 168092, 2020
452020
A Hamiltonian approach to Lagrangian Noether transformations
X Gracia, JM Pons
Journal of Physics A: Mathematical and General 25 (23), 6357, 1992
371992
A k-contact Lagrangian formulation for nonconservative field theories
J Gaset, X Gràcia, MC Muñoz-Lecanda, X Rivas, N Román-Roy
Reports on Mathematical Physics 87 (3), 347-368, 2021
332021
Higher-order conditions for singular Lagrangian dynamics
X Gracia, JM Pons, N Román-Roy
Journal of Physics A: Mathematical and General 25 (7), 1989, 1992
291992
Time-dependent contact mechanics
M de León, J Gaset, X Gràcia, MC Muñoz-Lecanda, X Rivas
Monatshefte für Mathematik, 1-35, 2022
282022
Geometric aspects of time-dependent singular differential equations
X Gracia, R Martin
International Journal of Geometric Methods in Modern Physics 2 (04), 597-618, 2005
272005
Symmetries and infinitesimal symmetries of singular differential equations
X Gràcia, JM Pons
Journal of Physics A: Mathematical and General 35 (24), 5059, 2002
242002
Constrained systems: a unified geometric approach
X Gràcia, JM Pons
International journal of theoretical physics 30 (4), 511-516, 1991
241991
Singular Lagrangians: some geometric structures along the Legendre map
X Gràcia, JM Pons
Journal of Physics A: Mathematical and General 34 (14), 3047, 2001
222001
Structural aspects of Hamilton–Jacobi theory
JF Cariñena, X Gràcia, G Marmo, E Martínez, MC Muñoz-Lecanda, ...
International Journal of Geometric Methods in Modern Physics 13 (02), 1650017, 2016
172016
Fibre derivatives: some applications to singular lagrangians
X Gràcia
Reports on Mathematical Physics 45 (1), 67-84, 2000
172000
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