Atn()

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Arctangent function. The arctangent is the angle whose tangent is number.

Atn( number=number );

Returns: Number

Argument Description
number
number, required 		edit

Tangent of an angle. Must be between -1 and 1.

Examples

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angle_tangent = 1;
dump(Atn(angle_tangent)); // 0.785398163397 in radians

See also