Variable Name
Size
Description
x
double
The input variable for the Chebyshev equation.
x0
double
The x-direction offset for the variable (X) in the Chebyshev polynomial
upar
double*
Argument list array. This array contain the coefficient values for Chebyshev polynomial.
npar
int
Number of arguments in the argument list array.
order
int
Return the value if 0, return calculation for 1st order differential equation if 1, and return calculation for 2nd order differential equation if 2.
If oder = 0,
value
double
errflg
int
If an error is encountered in invoking Predefined subroutine, this variable becomes true. This variable must be declared as a logical variable