Use of Multiquadric Functions for Multivariable Representation of the Aerodynamic Coefficients of Airfoils

Table 6

Results obtained from the approximation functions.

DAE-21 airfoil-CL/CD/CM-form factor = 0
Function	REL.P	CT (s)	GT (s)
Function MQ C(5,5)	8.9%/24.2%/7.7%	25.28	0.047
Function MQ C(5,25)	1.9%/1.1%/0.9%	25.28	0.141
Function MQ C(5,35)	0.4%/0.7%/0.4%	25.28	0.281
Multivariable interpolation	∼0%	25.28	Not applicable