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一、史海钩沉1.商高定理及赵爽图在我国,勾股定理又称商高定理.我国最早的一部数学著作《周髀算经》(成书于约公元前1世纪,西汉时期)卷上记载西周(公元前11世纪—前8世纪)开国时期周公与大夫商高讨论勾股测量的对话,商高答周公问题提到“勾广三,股修四,径隅五”.这就是勾股定理的一个特例:32+42=52.卷上又指出周公后人荣方与陈子(约公元前6世纪)的对话“勾股各自
First, the history of the sea hook Shen 1. Shang Gao Theorem and Zhao Shuangtu In our country, the Pythagorean theorem, also known as the theorem of higher. China’s earliest a mathematical work ”Zhou Yi Suan Jing“ (into the book about the first century BC, the Western Han Dynasty) volume On the record of the Western Zhou Dynasty (11th century BC - the first 8th century) during the founding period of the Zhou and the doctor discussed the pythagoreans high dialogue, the business answers the question mentioned in the weekly ”hook wide three, shares four, five corners". This is a special case of the Pythagorean Theorem: 32 + 42 = 52. The volume also pointed out the dialogue between the late Prime Minister Rong Fang and Chen Zi (about 6th century BC)