共 50 条
- [1] Classical point symmetries of a porous medium equation JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL, 1996, 29 (03): : 607 - 633
- [3] Potential symmetries of a porous medium equation JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL, 1996, 29 (18): : 5919 - 5934
- [4] Nonclassical symmetries of a porous medium equation with absorption J Phys A Math Gen, 17 (6081):
- [5] Nonclassical symmetries of a porous medium equation with absorption JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL, 1997, 30 (17): : 6081 - 6091
- [10] Classical and Nonclassical Symmetries of a Generalized Boussinesq Equation Journal of Nonlinear Mathematical Physics, 1998, 5 : 8 - 12