The sequence of steps for mathematical modelling is:
1) Understand the problem.
2) Mathematical description and formulation.
3) Solving mathematical problem.
4) Interpreting the problem and validating.
1
3, 2, 1, 4
2
1, 4, 3, 2
3
2, 1, 3, 4
4
1, 2, 3, 4