微分方程与自然数方幂和

Differential Equation and Square Power Sum Of Natural Number

用常微分方程知识来导出自然数方幂和公式fm(x)。构造一系列多项式,使得当x取自然数时,fm(n)=∑nkm。

Deduction of square power sum formula fm （x） of natural number, which constitutes a series of multinomial and gians fm （n） = n ∑k=1 km while x get natural number.