3Blue1Brown

This open problem taught me what topology is

Published on 2024-12-24

Large Language Models explained briefly

Published on 2024-11-26

Why 4d geometry makes me sad

Published on 2024-11-08 | Archived on 2024-11-08

How I animate 3Blue1Brown | A Manim demo with Ben Sparks

Published on 2024-10-12 | Archived on 2024-10-12

How are holograms possible?

Published on 2024-10-05 | Archived on 2024-10-11

How might LLMs store facts | Chapter 7, Deep Learning

Published on 2024-08-31 | Archived on 2024-11-15

What "Follow Your Dreams" Misses | Harvey Mudd Commencement Speech 2024

Published on 2024-05-18 | Archived on 2024-11-15

Attention in transformers, visually explained | DL6

Published on 2024-04-26

Transformers (how LLMs work) explained visually | DL5

Published on 2024-04-26

How well do you understand refraction? | Optics puzzles 4

Published on 2023-12-26

But why would light "slow down"? | Optics puzzles 3

Published on 2023-12-26

25 Math explainers you may enjoy | SoME3 results

Published on 2023-12-26

How wiggling charges give rise to light | Optics puzzles 2

Published on 2023-12-26

This tests your understanding of light | Optics puzzles 1

Published on 2023-12-26

A pretty reason why Gaussian + Gaussian = Gaussian

Published on 2023-12-26

This pattern breaks, but for a good reason | Moser's circle problem

Published on 2023-12-26

How They Fool Ya (live) | Math parody of Hallelujah

Published on 2023-12-26

Convolutions | Why X+Y in probability is a beautiful mess

Published on 2023-12-26

Why π is in the normal distribution (beyond integral tricks)

Published on 2023-04-02 | Archived on 2024-03-16

But what is the Central Limit Theorem?

Published on 2023-03-14 | Archived on 2024-10-25

What makes a great math explanation? | SoME2 results

Published on 2022-12-26

Olympiad level counting (Generating functions)

Published on 2022-12-26

Oh, wait, actually the best Wordle opener is not “crane”…

Published on 2022-12-26

Solving Wordle using information theory

Published on 2022-12-26

But what is a convolution?

Published on 2022-11-18 | Archived on 2024-11-15

Researchers thought this was a bug (Borwein integrals)

Published on 2022-11-04 | Archived on 2024-11-15

How to lie using visual proofs

Published on 2022-07-03 | Archived on 2024-01-07

A tale of two problem solvers (Average cube shadows)

Published on 2021-12-26

2021 Summer of Math Exposition results

Published on 2021-12-26

Make math videos! | Summer of Math Exposition announcement

Published on 2021-12-26

A quick trick for computing eigenvalues | Chapter 15, Essence of linear algebra

Published on 2021-12-26

Beyond the Mandelbrot set, an intro to holomorphic dynamics

Published on 2021-10-16 | Archived on 2024-06-11

From Newton’s method to Newton’s fractal (which Newton knew nothing about)

Published on 2021-10-12 | Archived on 2024-06-11

How (and why) to raise e to the power of a matrix | DE6

Published on 2021-04-01 | Archived on 2024-03-29

The medical test paradox, and redesigning Bayes' rule

Published on 2020-12-26

Hamming codes part 2: The one-line implementation

Published on 2020-12-26

But what are Hamming codes? The origin of error correction

Published on 2020-12-26

The impossible chessboard puzzle

Published on 2020-12-26

The DP-3T algorithm for contact tracing (via Nicky Case)

Published on 2020-12-26

Lockdown math announcement

Published on 2020-12-26

Why “probability of 0” does not mean “impossible” | Probabilities of probabilities, part 2

Published on 2020-12-26

Simulating an epidemic

Published on 2020-12-26

Binomial distributions | Probabilities of probabilities, part 1

Published on 2020-12-26

Exponential growth and epidemics

Published on 2020-12-26

Group theory, abstraction, and the 196,883-dimensional monster

Published on 2020-08-19 | Archived on 2024-06-22

Imaginary interest rates | Ep. 5 Lockdown live math

Published on 2020-05-01 | Archived on 2024-12-23

Complex number fundamentals | Ep. 3 Lockdown live math

Published on 2020-04-24 | Archived on 2024-12-23

The quick proof of Bayes' theorem

Published on 2019-12-26

Bayes theorem, the geometry of changing beliefs

Published on 2019-12-26

Q&A with Grant, windy walk edition

Published on 2019-12-26

The unexpectedly hard windmill question (2011 IMO, Q2)

Published on 2019-12-26

Pure Fourier series animation montage

Published on 2019-12-26

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

Published on 2019-12-26

How colliding blocks act like a beam of light...to compute pi.

Published on 2019-12-26

Why do colliding blocks compute pi?

Published on 2019-12-26

The most unexpected answer to a counting puzzle

Published on 2019-12-26

Why do prime numbers make these spirals? | Dirichlet’s theorem and pi approximations

Published on 2019-10-08 | Archived on 2024-11-26

e^(iπ) in 3.14 minutes, using dynamics | DE5

Published on 2019-07-07 | Archived on 2024-03-29

But what is a Fourier series? From heat flow to drawing with circles | DE4

Published on 2019-06-30 | Archived on 2024-03-29

Solving the heat equation | DE3

Published on 2019-06-16 | Archived on 2024-03-29

But what is a partial differential equation? | DE2

Published on 2019-04-21 | Archived on 2024-03-29

Differential equations, a tourist's guide | DE1

Published on 2019-03-31 | Archived on 2024-03-29

Quaternions and 3d rotation, explained interactively

Published on 2018-10-26 | Archived on 2024-03-16

Visualizing quaternions (4d numbers) with stereographic projection

Published on 2018-09-06 | Archived on 2024-03-16

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

Published on 2018-06-21 | Archived on 2024-03-16

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

Published on 2018-03-02 | Archived on 2024-07-23

But what is the Fourier Transform? A visual introduction.

Published on 2018-01-26 | Archived on 2024-12-23

But what is a neural network? | Deep learning chapter 1

Published on 2017-10-05 | Archived on 2024-11-20

Thinking outside the 10-dimensional box

Published on 2017-08-11 | Archived on 2024-11-03

Hilbert's Curve: Is infinite math useful?

Published on 2017-07-21 | Archived on 2024-06-22

But how does bitcoin actually work?

Published on 2017-07-07 | Archived on 2024-11-29

All possible pythagorean triples, visualized

Published on 2017-05-26 | Archived on 2024-07-23

Euler's formula with introductory group theory

Published on 2017-03-03 | Archived on 2024-12-23

Who (else) cares about topology? Stolen necklaces and Borsuk-Ulam

Published on 2017-02-10 | Archived on 2024-07-18

Fractals are typically not self-similar

Published on 2017-01-27 | Archived on 2024-06-12

Who cares about topology? (Inscribed rectangle problem)

Published on 2016-11-04 | Archived on 2024-01-22

Three-dimensional linear transformations | Chapter 5, Essence of linear algebra

Published on 2016-08-09 | Archived on 2024-11-30

Matrix multiplication as composition | Chapter 4, Essence of linear algebra

Published on 2016-08-08 | Archived on 2024-11-30

Linear transformations and matrices | Chapter 3, Essence of linear algebra

Published on 2016-08-07 | Archived on 2024-11-30

Vectors | Chapter 1, Essence of linear algebra

Published on 2016-08-06 | Archived on 2024-11-30

Linear combinations, span, and basis vectors | Chapter 2, Essence of linear algebra

Published on 2016-08-06 | Archived on 2024-11-30

What does it feel like to invent math?

Published on 2015-08-14 | Archived on 2024-12-23