Abstract
Symmetries of the contact ideal on the r-jet bundle over a fibred manifold are studied, and transformation properties under contact symmetries of different objects in the variational sequence related with systems of partial differential equations are investigated.
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This paper is dedicated to Valentin Lychagin on the occasion of his 60th birthday.
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Krupka, D., Krupková, O. Contact Symmetries and Variational PDE’s. Acta Appl Math 101, 163–176 (2008). https://doi.org/10.1007/s10440-008-9194-6
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DOI: https://doi.org/10.1007/s10440-008-9194-6
Keywords
- Jet bundles
- Differential equations
- Variational sequence
- Source form
- Lagrangian
- Dynamical form
- Euler–Lagrange form
- Helmholtz form
- Lepage form
- Inverse problem of the calculus of variations
- Contact ideal
- Contact symmetry