Grant Sanderson: 3Blue1Brown and the Beauty of Mathematics

Grant Sanderson is a math educator and creator of 3Blue1Brown, a
popular YouTube channel that uses programmatically-animated
visualizations to explain concepts in linear algebra, calculus,
and other fields of mathematics.


This conversation is part of the Artificial Intelligence
podcast. If you would like to get more information
about this podcast go to https://lexfridman.com/ai or connect
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This episode is presented by Cash App. Download it (App Store,
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Here’s the outline of the episode. On some podcast players you
should be able to click the timestamp to jump to that time.


00:00 – Introduction
01:56 – What kind of math would aliens have?
03:48 – Euler’s identity and the least favorite piece of
notation
10:31 – Is math discovered or invented?
14:30 – Difference between physics and math
17:24 – Why is reality compressible into simple equations?
21:44 – Are we living in a simulation?
26:27 – Infinity and abstractions
35:48 – Most beautiful idea in mathematics
41:32 – Favorite video to create
45:04 – Video creation process
50:04 – Euler identity
51:47 – Mortality and meaning
55:16 – How do you know when a video is done?
56:18 – What is the best way to learn math for beginners?
59:17 – Happy moment