To solve the problem, a test set has been developed, which is based on the convex direction of edge polynomials, and the number of edge polynomials can be greatly reduced.

• 为解决这一问题；提出一检验集合；该集合根据棱边二维多项式的凸方向来构造；仅对属于该检验集合棱边二维多项式进行稳定性检验；从而大大地减少被检验的棱边二维多项式数目.