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

What this video covers

3Blue1Brown's first chapter on deep learning explains what neurons and layers are and the math underlying a basic neural network, using handwritten digit recognition with visual animations.

Why it surfaced in Hacker News

HN treats it as the standard first stop for learning neural networks, praised for making the math intuitive.

Recommendation context

Short excerpts from positive mentions. Open the source to read the full Hacker News discussion.

“explains math in very accessible way”

“the visualisations and explanations of the math/concepts are so amazing”

“all his math videos are just ridiculously good quality”