ARCTAN
The ARCTAN function calculates the angle value (in radians) of a specified tangent.
To retrieve a full-range (0
- 2
pi) numeric value indicating the arc tangent of a given ratio, use ARCTAN2.
Return Value
NUMBER
Syntax
ARCTAN(expression)
Parameters
- expression
-
An expression that contains the decimal value of a tangent.
Examples
Example 7-18 Calculating the Arc of a Tangent
This example calculates the arc of a tangent that has a value of 1.56
. The statement
SHOW ARCTAN(1.56)
produces the following result.
1.00