共 50 条
- [44] GEOMETRY OF 2 ORDINARY SECOND-ORDER DIFFERENTIAL EQUATIONS DOKLADY AKADEMII NAUK SSSR, 1961, 140 (01): : 62 - &
- [45] ZEROS OF SOLUTIONS OF ORDINARY SECOND-ORDER DIFFERENTIAL EQUATIONS QUARTERLY JOURNAL OF MATHEMATICS, 1969, 20 (77): : 113 - &
- [47] GENERALIZED SUBMERSIVENESS OF SECOND-ORDER ORDINARY DIFFERENTIAL EQUATIONS JOURNAL OF GEOMETRIC MECHANICS, 2009, 1 (02): : 209 - 221
- [48] Discretization of second-order ordinary differential equations with symmetries Computational Mathematics and Mathematical Physics, 2013, 53 : 1153 - 1178
- [49] ON OSCILLATION OF SECOND-ORDER LINEAR ORDINARY DIFFERENTIAL EQUATIONS MEMOIRS ON DIFFERENTIAL EQUATIONS AND MATHEMATICAL PHYSICS, 2011, 54 : 69 - 81