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    Re: Azimuth and Declination formulae
    From: Peter Fogg
    Date: 2005 Jul 20, 16:31 +1000

    > From: Lu Abel
    >
    > Versines and haversines can also be expressed in terms of sine squared,
    > vers (x) = 2 sin^^2 (x/2).
    >
    
    Is this written correctly? What does ^^ signify? Preferably with an example;
    eg, 3^2 = 9. What would 3^^2 equal?
    
    
    

       
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