Welcome to an adventurous dive into the world of prime numbers, guided by none other than Expr, the sleek and flexible expressions language designed for Go. Whether you're safeguarding your business rules or simply indulging in the mathematical elegance of primes, Expr is your trusty sidekick. Today, we're embarking on a quest to uncover prime numbers in ways that are as engaging as they are enlightening. So, grab your math hat (yes, that's a thing now), and let's get started!

It's been 5 years since I started working on Expr. It's been a long journey, and I'm excited to share some of the highlights with you.