Returns the constant e (a real number) raised to a specified power (the natural antilog)
(exp num)
Arguments
A real number.
Return Values
A real (num), raised to its natural antilogarithm.
Examples
Command: (exp 1.0)
2.71828
Command: (exp 2.2)
9.02501
Command: (exp -0.4)
0.67032
