ELI5: Explain Like I'm 5

Simpson correspondence

Okay, so you know how when you play with blocks you can make different shapes with them, like a square or a triangle? Well, mathematicians like to play with shapes and numbers too, but they use something called math equations instead of blocks.

The Simpson correspondence is a special type of math equation that helps people understand how shapes change when we twist or stretch them in different ways. It's kind of like a magic spell that makes it easier to see how shapes behave.

To give you an example, imagine you have a square that you want to stretch into a rectangle. If you just pull on one side of the square, it might get all lopsided and bent out of shape. But with the Simpson correspondence, we can write a special equation that tells us exactly how to stretch the square so that it becomes a perfect rectangle!

Now, this is a very complicated equation that only smart mathematicians know how to use. But the important thing to know is that it can help them understand how different shapes are related to each other, even when they look very different at first.

So if you ever want to become a math wizard like Simpson, you might want to study up on the Simpson correspondence and learn how to use it to transform shapes in all sorts of magical ways!