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3Blue1Brown channel trailer
282,277 views 1 year ago3Blue1Brown is a channel about animating math. Check out the "Recommended" playlist for some thoughtprovoking oneoff topics, and take a look at the "Essence of linear algebra" for some more studentfocussed material.Read more
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Exposition Play all
Videos answering a "what is _______?" style question.
But what is the Fourier Transform? A visual introduction.  Duration: 20 minutes.
 487,100 views
 3 weeks ago
 CC

But what *is* a Neural Network?  Chapter 1, deep learning  Duration: 19 minutes.
 1,120,493 views
 4 months ago
 CC

Visualizing the Riemann zeta function and analytic continuation  Duration: 22 minutes.
 844,237 views
 1 year ago
 CC

Ever wonder how Bitcoin (and other cryptocurrencies) actually work?  Duration: 26 minutes.
 1,725,996 views
 7 months ago
 CC


Some light quantum mechanics (with minutephysics)  Duration: 22 minutes.
 415,099 views
 5 months ago
 CC


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Neat proofs/perspectives Play all
Videos centered on some puzzle with a clever solution.
Who cares about topology? (Inscribed rectangle problem)  Duration: 18 minutes.
 617,201 views
 1 year ago
 CC


Euler's formula with introductory group theory  Duration: 24 minutes.
 515,740 views
 11 months ago
 CC



Who (else) cares about topology? Stolen necklaces and BorsukUlam  Duration: 21 minutes.
 288,913 views
 1 year ago
 CC







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Uploads Play all

But what is the Fourier Transform? A visual introduction.  Duration: 20 minutes.
 487,100 views
 3 weeks ago
 CC

Science YouTubers attempting a graph theory puzzle  Duration: 19 minutes.
 347,577 views
 1 month ago
 CC



Backpropagation calculus  Appendix to deep learning chapter 3  Duration: 10 minutes.
 178,003 views
 3 months ago
 CC

What is backpropagation really doing?  Chapter 3, deep learning  Duration: 13 minutes.
 324,537 views
 3 months ago
 CC

Gradient descent, how neural networks learn  Chapter 2, deep learning  Duration: 21 minutes.
 506,179 views
 4 months ago
 CC

But what *is* a Neural Network?  Chapter 1, deep learning  Duration: 19 minutes.
 1,120,493 views
 4 months ago
 CC

Some light quantum mechanics (with minutephysics)  Duration: 22 minutes.
 415,099 views
 5 months ago
 CC




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Essence of linear algebra Play all


Vectors, what even are they?  Essence of linear algebra, chapter 1  Duration: 9 minutes, 52 seconds.
 560,334 views
 1 year ago
 CC

Linear combinations, span, and basis vectors  Essence of linear algebra, chapter 2  Duration: 9 minutes, 59 seconds.
 526,243 views
 1 year ago
 CC

Linear transformations and matrices  Essence of linear algebra, chapter 3  Duration: 10 minutes.
 519,652 views
 1 year ago
 CC

Matrix multiplication as composition  Essence of linear algebra, chapter 4  Duration: 10 minutes.
 353,536 views
 1 year ago
 CC

Threedimensional linear transformations  Essence of linear algebra, footnote  Duration: 4 minutes, 46 seconds.
 200,611 views
 1 year ago
 CC

The determinant  Essence of linear algebra, chapter 5  Duration: 10 minutes.
 381,941 views
 1 year ago
 CC

Inverse matrices, column space and null space  Essence of linear algebra, chapter 6  Duration: 12 minutes.
 303,293 views
 1 year ago
 CC

Nonsquare matrices as transformations between dimensions  Essence of linear algebra, footnote  Duration: 4 minutes, 27 seconds.
 189,697 views
 1 year ago
 CC

Dot products and duality  Essence of linear algebra, chapter 7  Duration: 14 minutes.
 259,253 views
 1 year ago
 CC

Cross products  Essence of linear algebra, Chapter 8  Duration: 8 minutes, 54 seconds.
 183,386 views
 1 year ago
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Cross products in the light of linear transformations  Essence of linear algebra chapter 8 part 2  Duration: 13 minutes.
 150,125 views
 1 year ago
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Essence of calculus Play all
The goal here is to make calculus feel like something that you yourself could have discovered.

The paradox of the derivative  Chapter 2, Essence of calculus  Duration: 18 minutes.
 429,635 views
 9 months ago
 CC

Derivative formulas through geometry  Chapter 3, Essence of calculus  Duration: 18 minutes.
 302,080 views
 9 months ago
 CC

Visualizing the chain rule and product rule  Chapter 4, Essence of calculus  Duration: 16 minutes.
 213,412 views
 9 months ago
 CC

Derivatives of exponentials  Chapter 5, Essence of calculus  Duration: 13 minutes.
 218,579 views
 9 months ago
 CC

Implicit differentiation, what's going on here?  Chapter 6, Essence of calculus  Duration: 15 minutes.
 203,894 views
 9 months ago
 CC


Integration and the fundamental theorem of calculus  Chapter 8, Essence of calculus  Duration: 20 minutes.
 185,941 views
 9 months ago
 CC

What does area have to do with slope?  Chapter 9, Essence of calculus  Duration: 12 minutes.
 159,754 views
 9 months ago
 CC

Higher order derivatives  Footnote, Essence of calculus  Duration: 5 minutes, 39 seconds.
 96,525 views
 9 months ago
 CC

Taylor series  Chapter 10, Essence of calculus  Duration: 22 minutes.
 345,806 views
 9 months ago
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Neural networks Play all

But what *is* a Neural Network?  Chapter 1, deep learning  Duration: 19 minutes.
 1,120,493 views
 4 months ago
 CC

Gradient descent, how neural networks learn  Chapter 2, deep learning  Duration: 21 minutes.
 506,179 views
 4 months ago
 CC

What is backpropagation really doing?  Chapter 3, deep learning  Duration: 13 minutes.
 324,537 views
 3 months ago
 CC

Backpropagation calculus  Appendix to deep learning chapter 3  Duration: 10 minutes.
 178,003 views
 3 months ago
 CC
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Shorter videos Play all
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Ben Ben and Blue podcasts from the start Play all


BBB #2 Lecturing=Bloodletting, so why are we still doing it?  Duration: 1 hour, 18 minutes.
 4,767 views
 5 months ago

BBB #3: Wait, why are you guys making videos?  Duration: 1 hour, 7 minutes.
 2,524 views
 4 months ago



BBB #6: What's next for Ben Eater?  Duration: 58 minutes.
 2,425 views
 3 months ago

BBB #7: What is the goal of education?  Duration: 1 hour, 16 minutes.
 2,142 views
 3 months ago


BBB #9 Boots on the ground middle school math teaching, with Jason Fullen  Duration: 1 hour, 18 minutes.
 972 views
 1 month ago


BBB #11: Poker and serious teaching  Duration: 1 hour, 10 minutes.
 1,380 views
 1 month ago

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Multivariable calculus Play all

Multivariable functions  Multivariable calculus  Khan Academy  Duration: 6 minutes, 2 seconds.
 283,546 views
 1 year ago
 CC

Representing points in 3d  Multivariable calculus  Khan Academy  Duration: 6 minutes, 39 seconds.
 94,472 views
 1 year ago
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Introduction to 3d graphs  Multivariable calculus  Khan Academy  Duration: 7 minutes, 6 seconds.
 104,889 views
 1 year ago
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Interpreting graphs with slices  Multivariable calculus  Khan Academy  Duration: 5 minutes, 38 seconds.
 61,978 views
 1 year ago
 CC

Contour plots  Multivariable calculus  Khan Academy  Duration: 5 minutes, 36 seconds.
 92,528 views
 1 year ago
 CC

Parametric curves  Multivariable calculus  Khan Academy  Duration: 5 minutes, 51 seconds.
 104,144 views
 1 year ago
 CC

Parametric surfaces  Multivariable calculus  Khan Academy  Duration: 6 minutes, 21 seconds.
 68,996 views
 1 year ago
 CC

Vector fields, introduction  Multivariable calculus  Khan Academy  Duration: 5 minutes, 5 seconds.
 96,742 views
 1 year ago
 CC

Fluid flow and vector fields  Multivariable calculus  Khan Academy  Duration: 3 minutes, 35 seconds.
 55,850 views
 1 year ago
 CC

3d vector fields, introduction  Multivariable calculus  Khan Academy  Duration: 5 minutes, 10 seconds.
 71,954 views
 1 year ago
 CC

3d vector field example  Multivariable calculus  Khan Academy  Duration: 4 minutes, 4 seconds.
 45,279 views
 1 year ago
 CC

Transformations, part 1  Multivariable calculus  Khan Academy  Duration: 5 minutes, 16 seconds.
 49,267 views
 1 year ago
 CC

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