| Name: |
ATAN |
Syntax: |
(ATAN(arg)) |
| Family: |
Function |
Category: |
Trigonometric |
| Description: |
Compute Arctangent |
Computes the arctangent of arg in radians where arg is any amount. The result is an angle in radians between -p/2 and p/2.
In the following example, the value of vatan is 0.7854 (p/4 radians).
SET VAR vatan = (ATAN(1))
p is the value of #PI