Math 3511 Mathematica Notebooks Gronwall's Theorem (37KB) The Volterra-Lotka DEQ (3D) (1.3MB) Flow of a DEQ (Animation) (1.7MB) The Simple Pendulum and its Linearization (758KB) Straight Line Solutions (185KB) Linear Two-dimensional Systems (16KB) Nullclines - The glider example (499KB) Bifurcation - The glider example (98KB) O. Perron's Example (126KB) Mathieu's Equation (1.6MB) Mathieu's Equation - The "trivial" case (6KB) Lyapunov's Direct Method (394KB)