单叶的

In this chapter, we partially solve the problem of inner radius of univalence for some parallelogram, applying the properties of extremal sets of Schwarz derivatives.

在这一章中我们利用Schwarz 导数极值集的重要分的解决几类平行四边形的单内径。

This article not only discusses the ruled surface features of uniparted hyperboloid and its application in archtecture engineering but also discusses the teaching of the ruled surface.

本文主要讨论单双曲面的直纹,指出它在建筑工程中的应用,并对直纹面的教探讨。