• 3.1 Interaction (Euler’s method for Systems)

  • 3.1 Interaction Problem
  • 3.1 Interaction Mathematical model
  • 3.1 Interaction Calculation
  • 3.1 Calculation (phase plane)
  • 3.1 Interaction Validation

• 3.2 Practice problem (Clock!)

  • 3.2 Problem
  • 3.2 Mathematical model
  • 3.2 Calculation
  • 3.2 Validation

• 3.3 Long-term behaviour (Equilibrium, Phase space)

  • 3.3 Problem & Mathematical Model
  • 3.3 Calculation (linearisation)
  • 3.3 Calculation (saddle points and nodes)
  • 3.3 Calculation (spiral points)
  • 3.3 Validation

• 3.4 Practice problem (Clock!)

  • 3.4 Problem
  • 3.4 Mathematical model
  • 3.4 Calculation
  • 3.4 Validation