Function: Atan
Description
Returns the arctangent, also known as inverse tangent, value (in radians) of a given number.
Syntax
Atan(number)
Arguments
Number must be real number.
Return value
This function returns a value in radians.
Calculated field example
Atan returns the following for these values of x:
|
x |
atan(x) |
|
-√3≈-1.732 |
-π/3 ≈ -1.047 |
|
-1.000 |
-π/4 ≈ -0.785 |
|
-√3/3 = -0.577 |
-π/4 ≈ -0.785 |
|
0.000 |
0.000 |
|
√3/3 = 0.577 |
π/6 ≈ 0.524 |
|
1.000 |
π/6 ≈ 0.524 |
|
√3≈1.732 |
π/4 ≈ 0.785 |
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