This video continues the “Matrix Math” series where I attempt to implement in JavaScript the math operations required for a simple neural network library. In this 3rd part, I implement matrix multiplication (“matrix product”).

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This video is part of Chapter 10 of The Nature of Code (

This video is also part of session 4 of my Spring 2017 ITP “Intelligence and Learning” course (

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Links discussed in this video:
The Nature of Code:
Session 4 of Intelligence and Learning:
3Blue1Brown’s Essence of Linear Algebra:
Hadamard product (matrices) on Wikipedia:

Videos mentioned in this video:
Vector Dot Product:

Source Code for the all Video Lessons:

p5.js:
Processing:

The Nature of Code playlist:
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