ODEs-An Introduction.- Euler's Method.- The Taylor Series Method.- Linear Multistep Methods-I: Construction and Consistency.- Linear Multistep Methods-II: Convergence and Zero-Stability.- Linear Multistep Methods-III: Absolute Stability.- Linear Multistep Methods-IV: Systems of ODEs.- Linear Multistep Methods-V: Solving Implicit Methods.- Runge-Kutta Method-I: Order Conditions.- Runge-Kutta Methods-II Absolute Stability.- Adaptive Step Size Selection.- Long-Term Dynamics.- Modified Equations.- Geometric Integration Part I-Invariants.- Geometric Integration Part II-Hamiltonian Dynamics.- Stochastic Differential Equations. Numerical Methods for Ordinary Differential Equations: Initial Value Problems