! Let Sm = (x1, x2, ... , xm) be the m-tuple of positive real numbers
! with x1 + x2 + ... + xm = m for which Pm = x1 * x22 * ... * xmm is
! Let Sm = (x1, x2, ... , xm) be the m-tuple of positive real numbers
! with x1 + x2 + ... + xm = m for which Pm = x1 * x22 * ... * xmm is