一类单参曲面族的包络的求法

A Solution to the Envelope of a Sort of Monomial Parameter in the Family of Seurfac

由高等代数的定理引出一个推论,结合微分几何的定理,得出一类单参曲面族的包络的求法.

On the base of the theorem of higher algebra,the author drew a deduction which leads to the solution of the envelope to a sort of monomial parameter in the family of seurfac.