Journal of Non-linear Mathematical Physics

ISSN: 1402-9251
Volume 15, Issue 1, March 2008
PGL LEACH, GP FLESSAS
Pages: 9 - 21
From time to time one finds claims in the literature that first integrals/invariants of Lagrangian systems are nonnoetherian. Such claims diminish the contribution of Noether in the topic of integrability. We provide an explicit demonstration of noethe- rian symmetries associated with the integrals...