Apr 28, 2020 · 1 $\begingroup$ When one thinks of matrix products like that, it's helpful to remember that matrices, unlike vectors, have two sets of bases: one for the domain and one …

Jan 15, 2013 · The main reason that it takes so long to get to $1+1=2$ is that Principia Mathematica starts from almost nothing, and works its way up in very tiny, incremental steps. …

Dec 2, 2024 · What is the expansion for $(1-x)^{-n}$? Could find only the expansion upto the power of $-3$. Is there some general formula?

在618活动刚开始时暂停线上国补是什么原因？后续何时还会再次开启？

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。知乎凭借认真、专业 …

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谢邀。1原本是作为质数的，因为它本身满足质数的定义（1只可以被1和它本身整除）。1之所以被排除质数的范围，是因为我们有如下定理： （唯一分解定理）对于任意整数 m ，有且仅有一 …

Stack Exchange Network. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their …

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。知乎凭借认真、专业 …

May 2, 2015 · $\begingroup$ I think something is wrong with the derivation you have - notably, the first equation, $\log(1-x)=-\sum_{n=1}^{\infty}x^n$ is not true - you probably want a log around …