|
|
|
|
Список литературы
|
|
| |
| 1. |
G. Darboux, Ann. Ecole Normale Sup., VII (1870), 163–173   |
| 2. |
I. M. Anderson, N. Kamran, Duke Math. J., 87:2 (1997), 265–319  |
| 3. |
M. Juras, “Generalized Laplace invariants and classical
integration methods for second order scalar
hyperbolic partial differential equations in the plane”, Proc. of the 6th Int. Conf. (Brno, Czech Republik, Aug. 28–Sept. 1, 1995), ed. J. Janyska, Masaryk University Press, Brno, 1996, 275–284 |
| 4. |
А. В. Жибер, В. В. Соколов, С. Я. Старцев, Докл. РАН, 343:6 (1995), 746–748  ; V. V. Sokolov, A. V. Zhiber, Phys. Lett. A, 208 (1995), 303–308  |
| 5. |
G. Darboux, Leçons sur la théorie générale des
surfaces et les applications géométriques du calcul infinitésimal, V. 1–4, Gautier-Villar, Paris, 1887–1896 |
| 6. |
E. Landau, J. Reine Angew. Math., 124 (1901/1902), 115–120 |
| 7. |
S. P. Tsarev, “An algorithm for complete enumeration of all
factorizations of a linear ordinary differential operator”, Proc. of the 1996 Int. Symp. on Symbolic and Algebraic Computation
(ISSAC'96) (Zuerich, Switzerland, July 24–26, 1996), ed. Y. N. Lakshman, ACM Press, New York, 1996, 226–231 |
| 8. |
A. Loewy, Math. Ann., 56 (1903), 549–584 |
| 9. |
A. Loewy, Math. Ann., 62 (1906), 89–117 |
| 10. |
O. Ore, Ann. Math., 34 (1933), 480–508 |
| 11. |
E. Beke, Math. Ann., 45 (1894), 278–300 |
| 12. |
H. Blumberg, Über algebraische Eigenschaften von linearen homogenen
Differentialausdrücken, Diss., Univ. Göttingen, Göttingen, 1912 |
| 13. |
К. Айерленд, М. Роузен, Классическое введение в современную теорию чисел, Мир, М., 1987 |
| 14. |
O. Ore, Ann. Math., 32 (1931), 463–477 |
| 15. |
Г. Биркгоф, Теория решеток, Мир, М., 1984 |
| 16. |
G. Grätzer, General lattice theory, Akademie-Verlag, Berlin, 1978 |
| 17. |
N. Jacobson, Lectures in abstract algebra. V. 1. Basic Concepts, D. Van Nostrand Co., Inc., Toronto–New York–London, 1951 |
| 18. |
E. Goursat, Am. J. Math., 18 (1896), 347–385 |
