Mastering Divergence & Curl: Visualizing Key Concepts in Maxwell’s Equations & Fluid Dynamics 🌊

Explore the fundamental calculus operations of divergence and curl, essential for understanding electromagnetism, fluid flow, and more. Enhance your intuition with clear visualizations and explanations. Support future content: https://www.patreon.com/3blu

Mastering Divergence & Curl: Visualizing Key Concepts in Maxwell’s Equations & Fluid Dynamics 🌊
3Blue1Brown
4.8M views • Jun 21, 2018
Mastering Divergence & Curl: Visualizing Key Concepts in Maxwell’s Equations & Fluid Dynamics 🌊

About this video

Visualizing two core operations in calculus. (Small error correction below)
Help fund future projects: https://www.patreon.com/3blue1brown
An equally valuable form of support is to simply share some of the videos.
Special thanks to these supporters: http://3b1b.co/divcurl-thanks

My work on this topic at Khan Academy: https://www.khanacademy.org/math/multivariable-calculus/multivariable-derivatives

Timestamps
0:00 - Vector fields
2:15 - What is divergence
4:31 - What is curl
5:47 - Maxwell's equations
7:36 - Dynamic systems
10:37 - Explaining the notation
13:28 - No more sponsor messages

Correction at 4:55, the narration should say "counterclockwise rotation gives positive curl, clockwise rotation gives negative curl". The diagram is correct, though.

For more fun fluid-flow illustrations, which heavily influenced how I animated this video, I think you'll really enjoy this site:
https://anvaka.github.io/fieldplay/

Music by Vincent Rubinetti:
https://vincerubinetti.bandcamp.com/album/the-music-of-3blue1brown

Thanks to these viewers for their contributions to translations
Hebrew: Omer Tuchfeld

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Video Information

Views

4.8M

Likes

149.2K

Duration

15:42

Published

Jun 21, 2018

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