1 Mathematics
2 Thinking
3 Mathematical Modelling
4 Case Studies

4.1 Background

4.2 1st iteration

4.2.1 Variables
4.2.2 Assumption
4.2.3 Reduced variable list
4.2.4 Word equation
4.2.5 The difference model
4.2.6 Solution of the difference equation
4.2.7 The differential model
4.2.8 Solution of the differential equation
4.2.9 Cooments and exercises

4.3 2nd iteration
4.4 3rd iteration
4.5 4th iteration
4.6 Discrete cersion