4.1. Falling Bodies4.1.1. The Problem4.1.2. Physics of the Problem4.1.3. Solution with Mathematica4.2. Projectile Motion4.2.1. The Problem4.2.2. Physics of the Problem4.2.3. Solution with Mathematica4.3. The Pendulum4.3.1. The Problem4.3.2. Physics of the Problem4.3.2.1. The Plane Pendulum4.3.2.2. The Damped Pendulum4.3.2.3. The Damped, Driven Pendulum4.3.3. Solution with Mathematica4.3.3.1. The Plane Pendulum4.3.3.2. The Damped Pendulum4.3.3.3. The Damped, Driven Pendulum4.3.3.4. ChaoticPendulum’: A Mathematica Package4.4. The Spherical Pendulum4.4.1. The Problem4.4.2. Physics of the Problem4.4.3. Solution with Mathematica4.4.3.1. θ0 = 120, 0 = 0, ϕ0 = 45, 0 = 04.4.3.2. θ0 = 135, 0 = 0, ϕ0 = 90, 0 = 21/44.4.3.3. θ0 = 135, 0 = 2.5, ϕ0 = 90, 0 = 1.5 ×21/44.4.3.4. θ0 = 120, 0 = 0.75, ϕ0 = 90, 0 = 2.0 × 21/44.5. Problems