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.
0
2
Return Value
NUMBER
Syntax
ARCTAN(expression)
Parameters
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
1.56
SHOW ARCTAN(1.56)
produces the following result.
1.00
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