C∞-symmetries and nonlocal symmetries of exponential type
- Muriel, C.
- Romero, J.L.
ISSN: 0272-4960, 1464-3634
Year of publication: 2007
Volume: 72
Issue: 2
Pages: 191-205
Type: Article
Journal:
IMA Journal of Applied Mathematics (Institute of Mathematics and Its Applications)