What's so special about Euler's number e? | Essence of calculus, chapter 5
13分50秒
説明
What is e? And why are exponentials proportional to their own derivatives?
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A mistake at 12:30: What's written as "(1 r)" should really just be r, by any usual convention for how to write an interest rate.
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Full series: http://3b1b.co/calculus
Brought to you by you: http://3b1b.co/eoc5-thanks
A mistake at 12:30: What's written as "(1 r)" should really just be r, by any usual convention for how to write an interest rate.
------------------
3blue1brown is a channel about animating math, in all senses of the word animate. And you know the drill with YouTube, if you want to stay posted about new videos, subscribe, and click the bell to receive notifications (if you're into that).
If you are new to this channel and want to see more, a good place to start is this playlist: http://3b1b.co/recommended
Various social media stuffs:
Website: https://www.3blue1brown.com
Twitter: https://twitter.com/3Blue1Brown
Patreon: https://patreon.com/3blue1brown
Facebook: https://www.facebook.com/3blue1brown
Reddit: https://www.reddit.com/r/3Blue1Brown
タグ
# Precalculus
# trigonometry
# complex number
# imaginary number
# graph
# trigonometric function
# exponential function
# unit circle
# Euler's number
# practice question
# 3b1b