由一道因式分解例题想到的&谈一元多项式因式分解的一般方法
Reflections from a Example : the General Method of Decompose Factorization of One Variable N-th-order Polynomial
谈含三变元三角轮换和式的特性与运用
A Talk about the Feactures and Uses of Triangular Circulant Sum with Three Variables