template-SYS.mws Getting started Defining the model Nullclines x-nullclines y-nullclines Equilibrium Solutions Direction Field, Phase Portrait, and Solution Curves (DEplot) Direction Field Phase Portrait Solution Curves Numerical Solutions (dsolve,numeric) Euler2 (a custom-defined procedure for two-dimensional systems) Analytic Solution for Linear Homogeneous Systems (Eigenvalue Analysis) Linearly Independent Solutions Case 1: Real and Distinct Eigenvalues Case 2: Complex Eigenvalues Case 3: Repeated Eigenvalue Analytic Solutions (dsolve)