In this paper basic differential invariants of generic hyperbolic Monge-Ampère equations with respect to contact transformations are constructed and the equivalence problem for these equations is solved.
@article{bwmeta1.element.doi-10_2478_s11533-006-0043-4,
author = {Michal Marvan and Alexandre Vinogradov and Valery Yumaguzhin},
title = {Differential invariants of generic hyperbolic Monge-Amp\`ere equations},
journal = {Open Mathematics},
volume = {5},
year = {2007},
pages = {105-133},
zbl = {1129.58015},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.doi-10_2478_s11533-006-0043-4}
}
Michal Marvan; Alexandre Vinogradov; Valery Yumaguzhin. Differential invariants of generic hyperbolic Monge-Ampère equations. Open Mathematics, Tome 5 (2007) pp. 105-133. http://gdmltest.u-ga.fr/item/bwmeta1.element.doi-10_2478_s11533-006-0043-4/
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