共 46 条
- [1] DIFFERENTIAL INVARIANTS OF LIE LOCAL GROUP OF TRANSFORMATIONS [J]. DOKLADY AKADEMII NAUK SSSR, 1975, 222 (06): : 1291 - 1294
- [7] Equivalence transformations and differential invariants of a generalized nonlinear Schrodinger equation [J]. JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL, 2006, 39 (14): : 3703 - 3713