人们专门弄了一个自然对数函数的底数 e，是为什么？ - 知乎
e 的存在，使得 e^{x} 是求导运算的不动点。-----有了数字 e, 并定义了它的指数，对数是指数的反函数。以 e 为底数，我们可以定义对数函数。 \ln (x) PS: 在定义 ln(x) 之前，已经说明了存在 …
Reddit - Dive into anything
Reddit is a network of communities where people can dive into their interests, hobbies and passions. There's a community for whatever you're interested in on Reddit.
/r/Memes the original since 2008 - Reddit
Memes! A way of describing cultural information being shared. An element of a culture or system of behavior that may be considered to be passed from one individual to another by nongenetic …
What is irm https://massgrave.dev/get | iex : r/PowerShell - Reddit
PowerShell is a cross-platform (Windows, Linux, and macOS) automation tool and configuration framework optimized for dealing with structured data (e.g. JSON, CSV, XML, etc.), REST …
Am I the Asshole? - Reddit
In your top level comment be sure to include one abbreviation for your judgment, i.e. YTA = You're the Asshole. YWBTA = You Would Be the Asshole. NTA = Not the Asshole (and the …
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。知乎凭借认真、专业 …
One Piece - Reddit
Welcome to r/OnePiece, the community for Eiichiro Oda's manga and anime series One Piece. From the East Blue to the New World, anything related to the world of One Piece belongs …
reddit
r/reddit: The most official Reddit community of all official Reddit communities. Your go-to place for Reddit updates, announcements, and news…
r/MurderDrones - Reddit
r/MurderDrones: Murder drones is a show produced by Glitch Productions in collaboration with Liam Vickers about drones that murder, lol.
r/place - Reddit
r/place: There is an empty canvas. You may place a pixel upon it, but you must wait to place another. Individually you can create