def interpolate_inverse(from_value, to_value, current_value, ease_out_degree):
 t = (0.0 if ((from_value - to_value) == 0) else ((- float((current_value - from_value))) / float((from_value - to_value))))
 return inverse_ease_out(t, ease_out_degree)

def interpolate_inverse ( from_value , to_value , current_value , ease_out_degree ) : t = ( 0.0 if ( ( from_value - to_value ) == 0 ) else ( ( - float ( ( current_value - from_value ) ) ) / float ( ( from_value - to_value ) ) ) ) return inverse_ease_out ( t , ease_out_degree )
the inverse function of interpolate solved to t .