Variable Name
Size
Description
x
double
The input variable for the defined Fourier sine series.
x0
double
The x-direction offset for the variable (x) in the Fourier sine series.
w
double
The base frequency for the Fourier sine series (in radians).
upar
double*
Argument list array. This array have to contain coefficient for the Fourier sine series.
npar
int
Number of arguments in the argument list array.
order
int
The order can be 3 values. (order = 0, 1 or 2.)
value
double
1) order = 0
2) order = 1
3) order = 2
errflg
int
Error flag. If the result of this argument is zero, there’s no error