Collisions in 2D
    Fundamentals
    Reaction of a 2D Lamina to an impulse - Motion Matrices
    Case Zero: Cohesive Collisions
          Case One: Single Contact Point Collisions in 2D
    Case Two: Multiple Contact Point Collisions
    Case Three: Single Contact; Predefined Direction of Reaction
    Case Four: Multiple Contact; Predefined Directions of Reaction
    Subcollisions and Metacollisions
Collisions in 3D
    Fundamentals
          Composite Solids
    Case Zero: Cohesion
    Case One: Single Contact Point
    Case Two: Multiple Contact Points
    Case Three: Single Contact; Predefined Direction of Reaction
    Case Four: Multiple Contact; Predefined Directions of Reaction
          Case Five: Pivoted Solids
    Inertia Tensors
          Two Dimensions
    Three Dimensions