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  1. 知乎 - 有问题,就会有答案

    知乎,中文互联网高质量的问答社区和创作者聚集的原创内容平台,于 2011 年 1 月正式上线,以「让人们更好的分享知识、经验和见解,找到自己的解答」为品牌使命。

  2. 1/8, 1/4, 1/2, 3/4,7/8英寸分别是多少厘米? - 知乎

    把1英寸分成8等分: 1/8 1/4 3/8 1/2 5/8 3/4 7/8 英寸。 This is an arithmetic sequence since there is a common difference between each term. In this case, adding 18 to the previous term in the …

  3. Why is $1/i$ equal to $-i$? - Mathematics Stack Exchange

    May 11, 2015 · While 1/i = i−1 1 / i = i 1 is true (pretty much by definition), if we have a value c c such that c∗i = 1 c ∗ i = 1 then c= i−1 c = i 1. This is because we know that inverses in the …

  4. How can 1+1=3 be possible? - Mathematics Stack Exchange

    Feb 3, 2021 · Hi, welcome to Math SE! Can you show us the proof you're looking at? There are a lot of false proofs of this sort out there, typically involving division by 0, I would imagine that's …

  5. Why is $1^ {\infty}$ considered to be an indeterminate form

    The reason why $1^\infty$ is indeterminate, is because what it really means intuitively is an approximation of the type $ (\sim 1)^ {\rm large \, number}$. And while $1$ to a large power is …

  6. What is the value of $1^i$? - Mathematics Stack Exchange

    Aug 30, 2010 · There are infinitely many possible values for $1^i$, corresponding to different branches of the complex logarithm. The confusing point here is that the formula $1^x = 1$ is …

  7. Machine Learning: Is the softmax function Lipschitz with Lipschitz ...

    Nov 19, 2016 · Therefore, lipschitz constant is less than $\frac {\sqrt {K-1}} {K} < 1, \forall K \geq 2$. Please let me know if you don't understand some step or find some ambiguity in above proof.

  8. abstract algebra - Prove that 1+1=2 - Mathematics Stack Exchange

    Jan 15, 2013 · Possible Duplicate: How do I convince someone that $1+1=2$ may not necessarily be true? I once read that some mathematicians provided a very length proof of $1+1=2$. Can …

  9. 想请大神给小白科普一下音频声道的专业知识,什么是2.1声道、5.…

    Oct 27, 2024 · 5.1声道的第一次使用,追溯到1976年,当时杜比实验室修改了Todd-AO 70毫米胶片上6个类比音轨的使用方式,但当时在电影《洛根的逃亡》中杜比实验室的光学矩阵编码系 …

  10. limx→0, (1+x)^1/x=e 为什么? - 知乎

    Jun 26, 2020 · 对于 (1+1/n)^n < 3的证明如下图 (图片来自 崔尚斌数学分析教程)