5-Day Free Course · Computer Science Math

Discrete Math for Programmers: The Math Computers Actually Use

Logic gates run on propositional logic. Hash maps are sets. Graph algorithms are just graph theory applied. This course connects the discrete math in your CS textbook to the code you write every day.

5 days self-paced
Free forever
Text + external video refs
No signup required
$python main.py Loading course materials... $pytest -x --tb=short PASSED 5 days $git commit -m "day 5 done" [main] 1 file changed $
5
Days
30+
Code Examples
4+
External Videos
$0
Forever Free

No videos. On purpose.

This is a text-first course that links out to the best supporting material on the internet instead of trying to replace it. The goal is to make this the best course on discrete math and computer science fundamentals you can find — even without producing a single minute of custom video.

Practitioner-tested, not vendor marketing

This course is built by people who ship production discrete systems for a living. It reflects how things actually work on real projects — not how the documentation describes them.

Code you can run, not demos you can watch

Every day has working code snippets you can paste into your editor and run right now. The emphasis is on understanding what each line does, not memorizing syntax.

Links to the canonical sources

Instead of shooting videos that go stale in six months, Precision AI Academy links to the definitive open-source implementations, official documentation, and the best conference talks on the topic.

Completes in 5 one-hour sessions

Each day is designed to finish in about an hour of focused reading plus hands-on work. You can do the whole course over a week of lunch breaks. No calendar commitment, no live classes, no quizzes.

The 5 Days

Each day stands alone. Read them in order for the full picture, or jump straight to the day that answers the question you have today.

The best external videos on this topic.

Instead of shooting our own videos, Precision AI Academy links to the best deep-dives already on YouTube. Watch them alongside the course. All external, all free, all from builders who ship this stuff.

Read the source. Every line.

The best way to understand any technology is to read the production-grade implementations that prove it works. These repositories implement patterns from every day of this course.

Three kinds of people read this.

Self-Taught Developers Filling Gaps

You never took a CS theory course. This course covers the discrete math that shows up in every algorithm textbook and system design interview.

Students Taking Algorithm Courses

Discrete math is the prerequisite for analysis of algorithms. This course teaches the parts that confuse most students — graphs, proofs, and induction.

Engineers Reading CS Papers

ML papers, distributed systems papers, and cryptography papers all assume this background. This course gives you the notation literacy to follow the arguments.

Want to Go Deeper in Person?

The 2-day in-person Precision AI Academy bootcamp covers discrete math and computer science fundamentals hands-on. 5 U.S. cities. $1,490. 40 seats max. June–October 2026 (Thu–Fri).

Reserve Your Seat