2. This paper proposes an arc-
tangent function with modifying factor to model the SRM based on the characteristic of flux linkage.
根据SRM磁链曲线的特点,提出了一种带修正因子的反正切函数来建立SRM模型的方法。
3. To construct three circles in a triangle, the request is that each circle is
tangent to other two circles as well as two sides of the triangle.
在一个三角形内作三个圆,要求使每个圆与其他两个圆以及三角形的两边相切,本文给出了解法及证明。