Recent Progress in the Calculation of Potential Flows 

 0.1 



0.01 



0.001 



0.0001 



0.00001 



0.000001 



0.001 



Fig. 16 - Effect of step length h on errors in 

 evaluation of 



•J n 



c2 dx 



by Eq. (28) and Simpson's rule, for a = 1, 10, 100, 

 and 1000. 



355 



