FNAireturns the value of the Airy function of the first kind ofx. Note that sometimes Airy functions are written with an order, as in Ai3(x). In this notation, the functionFNAireturns the value of Ai0(x). Ai(x) is defined for any real valuex.
Errors
FNAi causes an HTBasic error if its argument is not of type REAL.