Lucas theorem Given a polynomial P(z) with complex coefficients (see complex number), the roots of the derivative P′(z) lie within the convex hull of the roots of P(z). Also known as the Gauss-Lucas theorem.
Lucas theorem
数学辞典收录了4151条数学词条，基本涵盖了常用数学知识及数学英语单词词组的翻译及用法，是数学学习的有利工具。