Lex Fridman interviews 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.

OUTLINE:

0:00 – Introduction

1:56 – What kind of math would aliens have?

3:48 – 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

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