ELI5: Explain Like I'm 5

Euler–Boole summation

Euler-Boole summation is a fancy way of adding up lots of numbers in a pattern. You know how when you're counting, you start at 1 and then go up by 1 each time? Well, sometimes you might want to add up all the numbers from 1 to 10, for example. You could do it by counting one by one: 1+2+3+4+5+6+7+8+9+10. But that takes a long time!

Instead, you can use a trick called "summation" to add up all the numbers faster. Imagine you have to add up all the even numbers from 2 to 10. You start with 2 and add 2 each time until you get to 10: 2+4+6+8+10. But what if you could add up all the even numbers at once? That's what summation does - it adds up a bunch of numbers all at once.

Now, Euler-Boole summation is a more complicated type of summation. It's named after two people: Euler and Boole (pronounced like "bool"). They were really smart math people who figured out a formula to add up a special kind of pattern. Imagine you have a bunch of numbers that go like this: 1^p + 2^p + 3^p + ... + n^p. The "^" symbol means "raised to the power of."

Euler-Boole summation can add up all those numbers really fast. It does this by looking at the pattern and figuring out a special formula that can add them up all at once. It's like magic!

So, to sum it up (pun intended), Euler-Boole summation is a math trick that makes it possible to add up lots of numbers in a pattern really fast. It's named after two smart math people, Euler and Boole, who figured out a formula to do this.