TY - GEN AU - Perko,Lawrence TI - Differential equations and dynamical systems T2 - Texts in applied mathematics no. 7 SN - 9788181281838 U1 - 515.355 PY - 2010/// CY - New York PB - Springer KW - Differentiable dynamical systems; Differential equations, Nonlinear; Global analysis (Mathematics) ER -