Ermakov's superintegrable toy and nonlocal symmetries.
Leach, P.G.L. ; Karasu, A. ; Nucci, M.C. ; Andriopoulos, K.
SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only], Tome 1 (2005), / Harvested from The Electronic Library of Mathematics
Access to full text
Full (PDF)
Publié le : 2005-01-01
EUDML-ID : urn:eudml:doc:52998 
@article{05038632,
     title = {Ermakov's superintegrable toy and nonlocal symmetries.},
     journal = {SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]},
     volume = {1},
     year = {2005},
     zbl = {1106.34021},
     language = {en},
     url = {http://dml.mathdoc.fr/item/05038632}
}

Leach, P.G.L.; Karasu, A.; Nucci, M.C.; Andriopoulos, K. Ermakov's superintegrable toy and nonlocal symmetries.. SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only], Tome 1 (2005) . http://gdmltest.u-ga.fr/item/05038632/