两个复变函数的幂级数定义法的教学思考  

On Teaching Two Complex Functions Using Power Series

作　　者：李冶 LI Ye(Jiangsu Nova Medical Equipment Company Limited,Xuzhou 221004,China)

机构地区：[1]江苏诺万医疗设备有限公司,江苏徐州221004

出　　处：《高等数学研究》2023年第1期87-88,91,共3页Studies in College Mathematics

摘　　要：利用幂级数展开式对复指数和复三角函数进行定义,验证其乘法性质和加法定理,得到其导数.有助于该复变函数概念的引入及其性质的推导.In this paper, complex exponentials and complex trigonometric functions are defined by power series.Their multiplication and addition properties verified, as well as their derivatives.

关 键 词：复变函数 幂级数 

分 类 号：O174.5[理学—数学]