ELI5: Explain Like I'm 5

Artin–Wedderburn theorem

The Artin-Wedderburn Theorem is like a fancy LEGO instruction! Just like we can use LEGO bricks to build cool things, we can use mathematical objects called "rings" to build bigger and more complex mathematical structures. The Theorem tells us that all of these complicated rings can actually be broken down into simpler pieces, just like a LEGO model can be taken apart.

This is really helpful for mathematicians because it means that we can understand complicated math concepts by looking at simpler ones. Just like putting together a LEGO model is easier if we break it down into smaller pieces, understanding a complex math structure is easier if we break it down into simpler rings. The Artin-Wedderburn Theorem helps us do just that!