Arctangent

Syntax

Function:
  • ATAN(val)
Parameters:
  • val = given arctangent angle value
Outputs:
  • a decimal number
Description:
  • Returns the arctangent, or inverse tangent, of a number. The returned angle is given in radians in the range -pi/2 to pi/2.
Used:
in a Formula BuilderFormula Builder

 

Example
Result
Note
ATAN(20) 0.91294525072
ATAN(val) -0.62988799427 val = 81
ATAN(val) 0.35496653913 val = 547
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