6.4.1 Calculation procedure of SIMPLE algorithm 6.4.2 Approximations in SIMPLE algorithm 6.4.3 Numerical example 6.4 Approximations in SIMPLE algorithm 6.4 Approximations in SIMPLE Algorithm 6.5 Discussion on SIMPLE and Convergence Criteria 6.5.1 Discussion on SIMPLE algorithm 6.5.2 Convergence criteria of flow field iteration 6.6 Developments of SIMPLE algorithm 6.6.1 SIMPLER-Overcoming 1st assumption of 6.6.2 SIMPLEC-Partially overcoming 2nd assumption 6.6.3 SIMPLEX- Partially overcoming 2nd 6.6.4 Comparisons of algorithms 6.6.2 SIMPLEC-Partially overcoming the 2nd 6.6.3 SIMPLEX algorithm 6.6.5 IDEAL algorithms