According to Life Encyclopedia, centroid and centroid are a concept in statistics. Mr. Wu Zhongxiang is a famous economist with different research directions, so Mr. Wu Zhongxiang didn't talk about the content of centroid and centroid.

Wu Zhongxiang, male, graduated from Xi Jiaotong University and is currently a professor at Xi Jiaotong University. He has been engaged in the research and teaching of advanced mathematics for a long time. Representative works include Teaching Materials of Higher Education Society, Fundamentals of Engineering Mathematics Analysis, Foundations of Advanced Mathematics, Guidance Textbooks for Advanced Mathematics for Postgraduate Entrance Examination, Guidance Lectures for Advanced Mathematics, A Review Book for Advanced Mathematics for Postgraduate Entrance Examination, etc.