37 Dynamical systems and ergodic theory
37Jxx Finite-dimensional Hamiltonian, Lagrangian, contact, and nonholonomic systems (2 articles)
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Crampin, M.; Saunders, D. J.:
Some concepts of regularity for parametric multiple-integral problems in the calculus of variations.
(English).
Czechoslovak Mathematical Journal,
vol. 59
(2009),
issue 3,
pp. 741-758
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Modugno, Marco; Vitolo, Raffaele:
The geometry of Newton's law and rigid systems.
(English).
Archivum Mathematicum,
vol. 43
(2007),
issue 3,
pp. 197-229