Arnold V.I., Dopolnitelnye glavy teorii obyknovennykh differentsialnykh uravnenii, Nauka, M., 1978
Grishina Yu.A., Davydov A.A., “Strukturnaya ustoichivost prosteishikh dinamicheskikh neravenstv”, Dinamicheskie sistemy i optimizatsiya, Tr. MIAN, 256, Nauka, M., 2007, 89–101
Davydov A.A., Qualitative Theory of Control Systems, Transl. Math. Monogr., 141, Amer. Math. Soc., Providence, RI, 1994
Garcia R., Gutierrez C., Sotomayor J., “Structural stability of asymptotic lines on surfaces immersed in $\mathbb R^3$”, Bull. Sci., 123 (1999), 599–622
Davydov A.A., Ishikawa G., Izumiya S., Sun W.-Z., “Generic singularities of implicit systems of first order differential equations on the plane”, Japan. J. Math., 3:1 (2008), 93–120
Contact us: