The minimum modulusprinciple is proved by using the preserving field theorem, and the span of minimum modulus point is discussed.
从复变函数理论出发，利用辐角原理、最大模原理、最小模原理给出代数学基本定理的几种新的证明方法。
2
Maximum modulusprinciple plays an important role in the complex analytics, and it is a powerful tool in studying the analytic function.
摘要最大模原理在复变函数论中占有重要的地位，是研究解析函数的有力工具。
3
This paper uses several methods of complex functions theorey to prove fundamental theorem of algebra by argument principle, maximum modulusprinciple and minimum modulusprinciple.