3blue1brown, by Grant Sanderson, is some combination of math and entertainment, depending on your disposition. The goal is for explanations to be driven by animations and for difficult problems to be made simple with changes in perspective. Contact and FAQ: https://www.3blue1brown.com/faq

24:47

But what is a Fourier series? From heat flow to circle drawings | DE4

Shared 9 months ago

2.6M views

12:12

Cramer's rule, explained geometrically | Essence of linear algebra, chapter 12

Shared 1 year ago

442K views

31:51

Visualizing quaternions (4d numbers) with stereographic projection

Shared 1 year ago

1.3M views

15:42

Divergence and curl: The language of Maxwell's equations, fluid flow, and more

Shared 1 year ago

1.3M views

17:32

Why is pi here? And why is it squared? A geometric answer to the Basel problem

Shared 2 years ago

2.1M views

19:37

Rediscovering Euler's formula with a mug (not that Euler's formula)

Shared 2 years ago

635K views

13:54

What is backpropagation really doing? | Deep learning, chapter 3

Shared 2 years ago

1.7M views

21:01

Gradient descent, how neural networks learn | Deep learning, chapter 2

Shared 2 years ago

2.5M views

12:39

What does area have to do with slope? | Essence of calculus, chapter 9

Shared 2 years ago

577K views

20:46

Integration and the fundamental theorem of calculus | Essence of calculus, chapter 8

Shared 2 years ago

731K views

18:27

Limits, L'Hopital's rule, and epsilon delta definitions | Essence of calculus, chapter 7

Shared 2 years ago

713K views

15:34

Implicit differentiation, what's going on here? | Essence of calculus, chapter 6

Shared 2 years ago

789K views

13:50

What's so special about Euler's number e? | Essence of calculus, chapter 5

Shared 2 years ago

1.4M views

16:52

Visualizing the chain rule and product rule | Essence of calculus, chapter 4

Shared 2 years ago

721K views

18:43

Derivative formulas through geometry | Essence of calculus, chapter 3

Shared 2 years ago

1.1M views