Why mathematicians are boycotting their biggest conference?

Mathematicians are boycotting their biggest conference because they're upset about rules that feel unfair, like being told you can't use your favorite toy in a game.

Imagine you and your friends play a game every weekend, and it’s always fun. But one day, the person who runs the game says: “You can only use red blocks. No blue ones.” You’re all confused, why? You’ve played with blue blocks before, and they make the game better. So you decide not to play this time, that’s like a boycott.

This is what happened with mathematicians. They were going to have a big meeting, their biggest one!, but some rules changed without asking them. The rules said only certain kinds of math problems could be talked about, and the mathematicians didn’t get a say. That felt unfair.

So they decided not to go, like you deciding not to play your favorite game because the rules were changed unfairly. It’s a way to show they’re unhappy and hope the rules will change back.

They might even bring it up again next time, just like you’ll probably ask why blue blocks aren’t allowed next weekend!