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3Blue1Brown
media · US
Visual explanations of mathematical ideas. The linear algebra and neural network series replace no textbook, but they make visible what a textbook describes.
REVIEWED
VideoFree180 minEN
Essence of Linear Algebra
Fifteen short films showing what a matrix does to space. If you have only ever seen vectors as lists of numbers, you will see something else afterwards.
For anyone who has only ever seen vectors as lists of numbers and needs an intuition.
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VideoFree150 minEN
Neural networks, explained visually
From a single weight through gradient descent to the attention mechanism. The best available intuition for what the formulas describe.
Watch it before your first textbook, not after. It saves weeks of confusion.
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