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Page last modified 10:34, 2 May 2008 by vivieny
MindTouch Community Portal > MindTouch Community Portal > Documentation > DekiScript > Reference > DekiScript Functions and Variables > Num.Atan2
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Num.Atan2

    Table of contents
    1. 1. Usage Restrictions
    2. 2. Parameters
    3. 3. Result
    4. 4. Samples
    num.Atan2(x : num, y : num) : num

    Get the angle whose tangent is the quotient of two specified numbers.

    Usage Restrictions

    1.9.1 or later

    Parameters

    Name Type Description
    x
    		 num x number value
    y
    		 num y number value

     

    Result

    The tangent angle value of the quotient x/y

    Note: though the correct answer for atan2(0,0) is undefined, we return a 0.

     

    Samples


    		 Output

    To find the arc-tangent2 angle value: 

    {{ num.atan2(1,1) }}

     

    0.785398163397448

    To find the arc-tangent2 angle value: 

    {{ num.atan2(0,0) }}

     

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