def mvsk2mnc(args):
 (mc, mc2, skew, kurt) = args
 mnc = mc
 mnc2 = (mc2 + (mc * mc))
 mc3 = (skew * (mc2 ** 1.5))
 mnc3 = ((mc3 + ((3 * mc) * mc2)) + (mc ** 3))
 mc4 = ((kurt + 3.0) * (mc2 ** 2.0))
 mnc4 = (((mc4 + ((4 * mc) * mc3)) + (((6 * mc) * mc) * mc2)) + (mc ** 4))
 return (mnc, mnc2, mnc3, mnc4)

def mvsk2mnc ( args ) : ( mc , mc2 , skew , kurt ) = args mnc = mc mnc2 = ( mc2 + ( mc * mc ) ) mc3 = ( skew * ( mc2 ** 1.5 ) ) mnc3 = ( ( mc3 + ( ( 3 * mc ) * mc2 ) ) + ( mc ** 3 ) ) mc4 = ( ( kurt + 3.0 ) * ( mc2 ** 2.0 ) ) mnc4 = ( ( ( mc4 + ( ( 4 * mc ) * mc3 ) ) + ( ( ( 6 * mc ) * mc ) * mc2 ) ) + ( mc ** 4 ) ) return ( mnc , mnc2 , mnc3 , mnc4 )
convert mean .