SAS 9.1 Language Reference Dictionary, Volumes 1, 2 and 3
DAIRY Function
Returns the derivative of the AIRY function
Category: Mathematical
Syntax
DAIRY ( x )
Arguments
x
-
is numeric.
Details
The DAIRY function returns the value of the derivative of the AIRY function (Abramowitz and Stegun 1964; Amos, Daniel, and Weston 1977).
Examples
SAS Statements | Results |
---|---|
x=dairy(2.0); | -0.053090384 |
x=dairy(-2.0); | 0.6182590207 |