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Book_3_《数学要素》 | 鸢尾花书：从加减乘除到机器学习；上架；欢迎继续纠错，纠错多的同学还会有赠书！
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Page 480 | Chapter 24.4再试一试一元一次函数 | Book 3《数学要素》-公式24.25，24.26，24.28中y帽应改为y #97

Closed elecliu closed 1 year ago

elecliu commented 1 year ago

个人认为一元函数这几个公式中的超定方程y为具体实际数值，不应写为y帽。上面的比例函数写法就是没问题的，一元函数也应该和前面统一。请指教 image image

Visualize-ML commented 1 year ago

谢谢你！你是对的，我已经把这个错误记下。请继续批评指正。

Cheers, James

On Fri, Jun 16, 2023 at 7:39 AM elecliu @.***> wrote:

个人认为一元函数这几个公式中的超定方程y为具体实际数值，不应写为y帽。上面的比例函数写法就是没问题的，一元函数也应该和前面统一。请指教 [image: image] https://user-images.githubusercontent.com/3390373/246406039-a3a79660-0b9f-4032-ad80-34baa3872516.jpg [image: image] https://user-images.githubusercontent.com/3390373/246406140-57672710-8a51-460b-b01b-37fe8d1f8fb0.jpg

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