Talk:Numerical differentiation

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[edit] Generalizing the 5 point method

Does anyone know how to generalize the 5 point method using h1, h2, h3, and h4? I have a series of points in Latitude, Longitude, and Altitude and I'm trying to get an accurate estimation of heading at each point. Yoda of Borg 22:37, 6 September 2007 (UTC)