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 with @lexfridman on Twitter, LinkedIn, Facebook, Medium, or YouTube where you can watch the video versions of these conversations. If you enjoy the podcast, please rate it 5 stars on Apple Podcasts, follow on Spotify, or support it on Patreon.

This episode is presented by Cash App. Download it (App Store, Google Play), use code "LexPodcast". 

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

Grant Sanderson: 3Blue1Brown and the Beauty of Mathematics

Conversations about science, technology, history, philosophy and the nature of intelligence, consciousness, love, and power. Lex is an AI researcher at MIT and beyond.

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Sean Carroll is a theoretical physicist, author, and host of Mindscape podcast. Please support this podcast by checking out our sponsors:
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Transcript: https://lexfridman.com/sean-carroll-3-transcript

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OUTLINE:
Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time.
(00:00) - Introduction
(11:03) - General relativity
(23:22) - Black holes
(28:11) - Hawking radiation
(32:19) - Aliens
(41:15) - Holographic principle
(1:05:38) - Dark energy
(1:11:38) - Dark matter
(1:20:34) - Quantum mechanics
(1:41:56) - Simulation
(1:44:18) - AGI
(1:58:42) - Complexity
(2:11:25) - Consciousness
(2:20:32) - Naturalism
(2:24:49) - Limits of science
(2:29:34) - Mindscape podcast
(2:39:29) - Einstein

#428 – Sean Carroll: General Relativity, Quantum Mechanics, Black Holes & Aliens

Neil Adams is a judo world champion, 2-time Olympic silver medalist, 5-time European champion, and often referred to as the Voice of Judo. Please support this podcast by checking out our sponsors:
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Transcript: https://lexfridman.com/neil-adams-transcript

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Neil's X: https://x.com/NeilAdamsJudo
Neil's Website: https://naeffectivefighting.com
Neil's Podcast: https://naeffectivefighting.com/podcasts/the-dojo-collective-podcast
A Life in Judo (book): https://amzn.to/4d3DtfB
A Game of Throws (audiobook): https://amzn.to/4aA2WeJ

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OUTLINE:
Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time.
(00:00) - Introduction
(09:13) - 1980 Olympics
(26:35) - Judo explained
(34:40) - Winning
(52:54) - 1984 Olympics
(1:01:55) - Lessons from losing
(1:17:37) - Teddy Riner
(1:37:12) - Training in Japan
(1:52:51) - Jiu jitsu
(2:03:59) - Training
(2:27:18) - Advice for beginners

#427 – Neil Adams: Judo, Olympics, Winning, Losing, and the Champion Mindset

Edward Gibson is a psycholinguistics professor at MIT and heads the MIT Language Lab. Please support this podcast by checking out our sponsors:
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Transcript: https://lexfridman.com/edward-gibson-transcript

EPISODE LINKS:
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TedLab's YouTube: https://youtube.com/@Tedlab-MIT

PODCAST INFO:
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SUPPORT & CONNECT:
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- Medium: https://medium.com/@lexfridman

OUTLINE:
Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time.
(00:00) - Introduction
(10:53) - Human language
(14:59) - Generalizations in language
(20:46) - Dependency grammar
(30:45) - Morphology
(39:20) - Evolution of languages
(42:40) - Noam Chomsky
(1:26:46) - Thinking and language
(1:40:16) - LLMs
(1:53:14) - Center embedding
(2:19:42) - Learning a new language
(2:23:34) - Nature vs nurture
(2:30:10) - Culture and language
(2:44:38) - Universal language
(2:49:01) - Language translation
(2:52:16) - Animal communication

#426 – Edward Gibson: Human Language, Psycholinguistics, Syntax, Grammar & LLMs

Andrew Callaghan is the host of Channel 5 on YouTube, where he does street interviews with fascinating humans at the edges of society, the so-called vagrants, vagabonds, runaways, outlaws, from QAnon adherents to Phish heads to O Block residents and much more. Please support this podcast by checking out our sponsors:
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Transcript: https://lexfridman.com/andrew-callaghan-transcript

EPISODE LINKS:
Channel 5 with Andrew Callaghan: https://www.youtube.com/channel5YouTube
Andrew's Instagram: https://instagram.com/andreww.me
Andrew's Website: https://andrew-callaghan.com/
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This Place Rules: https://www.hbo.com/movies/this-place-rules
Books Mentioned:
On the Road: https://amzn.to/4aLPLHi
Siddhartha: https://amzn.to/49rthKz

PODCAST INFO:
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Apple Podcasts: https://apple.co/2lwqZIr
Spotify: https://spoti.fi/2nEwCF8
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YouTube Clips: https://youtube.com/lexclips

SUPPORT & CONNECT:
- Check out the sponsors above, it's the best way to support this podcast
- Support on Patreon: https://www.patreon.com/lexfridman
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- Medium: https://medium.com/@lexfridman

OUTLINE:
Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time.
(00:00) - Introduction
(08:53) - Walmart
(10:24) - Early life
(29:14) - Hitchhiking
(40:49) - Couch surfing
(49:50) - Quarter Confessions
(1:07:33) - Burning Man
(1:22:44) - Protests
(1:28:17) - Jon Stewart
(1:31:13) - Fame
(1:44:31) - Jan 6
(1:48:15) - QAnon
(1:54:00) - Alex Jones
(2:10:52) - Politics
(2:20:29) - Response to allegations
(2:37:28) - Channel 5
(2:43:04) - Rap
(2:44:51) - O Block
(2:48:47) - Crip Mac
(2:51:59) - Aliens

#425 – Andrew Callaghan: Channel 5, Gonzo, QAnon, O-Block, Politics & Alex Jones

Bassem Youssef is an Egyptian-American comedian & satirist, referred to as the Jon Stewart of the Arab World. Please support this podcast by checking out our sponsors:
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Transcript: https://lexfridman.com/bassem-youssef-transcript

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Bassem's X: https://x.com/Byoussef
Bassem's Instagram: https://instagram.com/bassem
Bassem's Facebook: https://facebook.com/bassemyousseftv
Bassem's Website: https://bassemyoussef.xyz

PODCAST INFO:
Podcast website: https://lexfridman.com/podcast
Apple Podcasts: https://apple.co/2lwqZIr
Spotify: https://spoti.fi/2nEwCF8
RSS: https://lexfridman.com/feed/podcast/
YouTube Full Episodes: https://youtube.com/lexfridman
YouTube Clips: https://youtube.com/lexclips

SUPPORT & CONNECT:
- Check out the sponsors above, it's the best way to support this podcast
- Support on Patreon: https://www.patreon.com/lexfridman
- Twitter: https://twitter.com/lexfridman
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- LinkedIn: https://www.linkedin.com/in/lexfridman
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- Medium: https://medium.com/@lexfridman

OUTLINE:
Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time.
(00:00) - Introduction
(06:30) - Oct 7
(36:59) - Two-state solution
(52:37) - Holocaust
(1:00:24) - 1948
(1:09:17) - Egypt
(1:23:39) - Jon Stewart
(1:25:51) - Going viral during the Arab Spring
(1:49:55) - Arabic vs English
(2:02:18) - Sam Harris and Jihad
(2:07:25) - Religion
(2:26:37) - TikTok
(2:31:10) - Joe Rogan
(2:33:07) - Joe Biden
(2:37:33) - Putin
(2:39:21) - War
(2:44:17) - Hope

Grant Sanderson: 3Blue1Brown and the Beauty of Mathematics

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