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    Re: two-body computed fix. was: assumed positions
    From: Robin Stuart
    Date: 2009 Oct 1, 04:00 -0700

    A different method for the reduction of the 2-body fix, as well as other 
    classic problems in celestial navigation, appears in the attached paper that 
    is due to be published in Navigation (Journal of the Institute of 
    Navigation). By mapping points on the sphere to complex numbers by 
    stereographic projection, spherical trigonometry is reduced to plane 
    trigonometry and simple arithmetic operations on complex numbers,
    
    Robin Stuart
    
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