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The 3b1b podcast

The 3b1b podcast

By Grant Sanderson

Interviews about math, outreach, and more. Hosted by Grant Sanderson, the creator of 3blue1brown
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4 - Dianna Cowern: Dead or Alive

The 3b1b podcast

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5 - Tai-Danae Bradley: Where math meets language
5 - Tai-Danae Bradley: Where math meets language
Tai-Danae Bradley does research applying tools from physics to understanding language models, all under the broader umbrella of category theory. She is also the brilliant mind behind the blog https://www.math3ma.com/ Try out the episode sponsor: http://brilliant.org/3b1b
01:36:05
September 25, 2021
4 - Dianna Cowern: Dead or Alive
4 - Dianna Cowern: Dead or Alive
Dianna Cowern is the host of Physics Girl: https://www.youtube.com/c/physicsgirl Try out the episode sponsor: http://brilliant.org/3b1b Contents: 0:00 - Intro 0:47 - Ad, Brilliant 2:03 - Relationship with math growing up 9:05 - Thoughts on teaching 16:36 - When students are genuinely curious 22:02 - Physics at MIT 27:53 - Alternate value systems 35:01 - Starting Physics Girl 40:20 - Taking down videos 48:49 - Authenticity on YouTube 53:17 - Advice on documenting learning 59:13 - Giving talks 1:07:51 - Dead or Alive  1:12:37 - Storytelling in explainer videos Edited by Ralph Crewe https://www.youtube.com/c/IsntThatSomething/
01:24:47
August 31, 2021
3 - Steven Strogatz: In and out of love with math
3 - Steven Strogatz: In and out of love with math
Steven Strogatz, an applied mathematician at Cornell, is a prominent figure in the field of nonlinear dynamics and chaos, and a widely beloved popularizer of math. Episode sponsor: https://brilliant.org/3b1b Brilliant is a great site/app for being more active in learning math. --- Books by Strogatz which we discussed --- Chaos and Nonlinear dynamics https://amzn.to/3lFQjrU Infinite powers https://amzn.to/3AnvXIg Unpublished appendix about Newton's letters to Leibniz:  https://static1.squarespace.com/static/5436e695e4b07f1e91b30155/t/5dd434fb9d105d031ded69de/1574188283323/Appendix+2+-+Newton+on+infinite+series+and+the+Epistola+Posterior+v4.pdf --- Other things which came up --- Strogatz's senior thesis: https://static1.squarespace.com/static/5436e695e4b07f1e91b30155/t/5dca1c993141bb5946c54b45/1573526688118/The-mathematics-of-supercoiled-DNA.pdf His first published paper: https://www.pnas.org/content/pnas/78/3/1461.full.pdf Crick’s paper about linking numbers and nucleosomes with the memorable comment that inspired his experiment with the ribbon: https://www.pnas.org/content/pnas/73/8/2639.full.pdf The 4-dog chase problem and its solution. https://www.theguardian.com/science/2019/jun/03/can-you-solve-it-dogs-in-pursuit https://www.theguardian.com/science/2019/jun/03/did-you-solve-it-dogs-in-pursuit For a full solution with calculus, see Strogatz's book "The Calculus of Friendship" https://amzn.to/3CyVe48 Survey for kids on their desired occupation: https://www.prnewswire.com/news-releases/lego-group-kicks-off-global-program-to-inspire-the-next-generation-of-space-explorers-as-nasa-celebrates-50-years-of-moon-landing-300885423.html   A radical approach to real analysis https://amzn.to/2VwtgF3 Twitter thread on what, morally, a normal subgroup is. https://mobile.twitter.com/sbagley/status/1296211024534622208 Leibniz formula via patterns from primes https://youtu.be/NaL_Cb42WyY --- Table of contents --- 0:00 - Intro 1:15 - Ad 1:59 - The perfect problem for a high school student 12:43 - Starting the Princeton undergrad 22:52 - The most beautiful proof 26:58 - What makes someone love a problem? 36:05 - Putting lessons online 41:57 - In and out of pre-med 47:05 - The geometry of DNA 58:53 - Using teaching as a means to learn 1:09:47 - Do students like history? 1:18:39 - The truth of Newton and Leibniz 1:23:29 - Archimedes, a true great 1:28:32 - Pitfalls of pure math exposition 1:39:03 - "Morality" in math 1:43:20 - An under-motivated culture 1:51:48 - What's next?
01:54:08
August 07, 2021
2 - Sal Khan: Beyond Khan Academy
2 - Sal Khan: Beyond Khan Academy
In this conversation with Sal Khan, we discuss his new project (Schoolhouse.world) as well as the Khan Lab School that he started in 2014. Sal's new tutoring platform: https://schoolhouse.world/ The Khan Lab School: https://www.khanlabschool.org/ Learn more about this episode's sponsor, Brilliant: https://brilliant.org/3b1b Visit that link to get 20% off an annual subscription, and to let them know you came from here.
44:43
July 22, 2021
1 - Alex Kontorovich: Improving math
1 - Alex Kontorovich: Improving math
Alex Kontorovich is a research mathematician at Rutgers University, a distinguished visiting professor at the MoMath Museum, and Editor-in-Chief of Experimental Mathematics, among other things.  The tweet referenced at the end: https://twitter.com/AlexKontorovich/status/1172715174786228224
01:24:23
July 09, 2021