3Blue1Brown

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2021
2021x1
How (and why) to raise e to the power of a matrix | DE6
Episode overview
General exponentials, Love, Schrödinger, and more.
2021x2
A quick trick for computing eigenvalues | Essence of linear algebra, chapter 15
Episode overview
How to write the eigenvalues of a 2x2 matrix just by looking at it.
2021x3
Newton's Fractal (which Newton knew nothing about)
Episode overview
Who knew root-finding could be so complicated?
2021x4
How a Mandelbrot set arises from Newton’s work
Episode overview
Original Title: Where Newton meets Mandelbrot (or more fancifully, “holomorphic dynamics”) How the right question about Newton's method results in a Mandelbrot set.
2021x5
Alice, Bob, and the average shadow of a cube
Episode overview
A tale of two problem solvers.