课本第67页有这样一段话:“编写于公元前一世纪以前的《周髀算经》,记录了我国古代早期的一些数学成果。书中提到,西周初年商高讲过‘勾三股四弦五’。这是勾股定理的特例。它说明我国早在3000年以前,就提出了勾股定理,比西方早500年。”对于这段话,我实在不敢苟同。对于历史事 On page 67 of the textbook, there is such a passage: “The Zhouyi Classics, written before the first century BC, records some of the early mathematical achievements of ancient China.” The book mentioned that in the early days of the Western Zhou Dynasty, Shang Gao stated that he would This is a special case of the Pythagorean theorem. It shows that as early as 3,000 years ago, China proposed the Pythagorean theorem, 500 years earlier than the West." I cannot agree with this passage. For historical events