Referências: |
1) Hirsch, M.W., Smale, S., Devaney, R.L., Differential Equations, Dynamical Systems, and an Introduction to Chaos, second edition, Elsevier Academic Press Inc., 2004.
2) Sotomayor, J., Lições de Equações Diferenciais Ordinárias, Coleção Projeto Euclides, IMPA, 1979.
3) Arnold, V.I., Ordinary Differential Equations, third edition, Springer-Verlag, 1992.
4) Hirsch, M.W., Smale, S., Differential Equations, Dynamical Systems, and Linear Algebra, Academic Press Inc., 1974. |