Category: Free Online Math Materials

Gratis, and sometimes libre, books, software, etc.

Protected: Linear Algebra: A Capsule Summary

By Andrew D. Hwang on October 27, 2025May 20, 2026

There is no excerpt because this is a protected post.

By Andrew D. Hwang on August 25, 2025December 6, 2025

In 1999, I wrote some *nix software in C to create simple function plots for…

By Andrew D. Hwang on July 16, 2025December 6, 2025

As noted in the short post on thermodynamics, prior to 2018, the 95-year limit on…

By Andrew D. Hwang on July 15, 2025December 6, 2025

Although my digitization work for Project Gutenberg primarily focused on mathematics, I also contributed a…

By Andrew D. Hwang on July 12, 2025December 6, 2025

Awareness of philosophy of mathematics came to me late in life. (This is a confession,…