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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def ascdiff(decl, lat):
 """ Returns the Ascensional Difference of a point. """

    delta = math.radians(decl)
    phi = math.radians(lat)
    ad = math.asin(math.tan(delta) * math.tan(phi))
    return math.degrees(ad)