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V2EX  ›  数学
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数学的乐趣
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huzhikuizainali 域内为什么 1+1 等于 0?
huzhikuizainali  •  Mar 22, 2022  •  Lastly replied by huzhikuizainali
2
zeronofreya 请问这样的曲线有标准方程吗?
zeronofreya  •  Mar 4, 2022  •  Lastly replied by misdake
14
plko345 请教一个高中生就会的简单数学题
plko345  •  Feb 27, 2022  •  Lastly replied by zmxnv123
15
huzhikuizainali 向量乘法为什么等同于点积?
huzhikuizainali  •  Jul 2, 2022  •  Lastly replied by LiubaiQ
12
huzhikuizainali 两个向量之间的相关系数如何定义?
huzhikuizainali  •  Feb 21, 2022  •  Lastly replied by necomancer
4
xieyuheng 《我是如何开始关心数学基础的》
xieyuheng  •  Jan 11, 2022  •  Lastly replied by xieyuheng
13
liuidetmks 关于傅立叶变换的一点疑惑?(夜不能寐
liuidetmks  •  Oct 22, 2021  •  Lastly replied by necomancer
9
zeronofreya 平面内四个点,怎样保证能构建四角面?
zeronofreya  •  Oct 23, 2021  •  Lastly replied by necomancer
6
fuxinya 求正态分布标准差σ
fuxinya  •  Aug 20, 2025  •  Lastly replied by huangwu5717
13
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