UPJOKE

### The set of natural numbers, the set of rational numbers, and the set of integers walk into a bar

Before long, they've had their fill and start causing drunken havoc, disturbing all the patrons. The bartender intends to get to the bottom of this matter. Reasoning that a mathematician would be able to help, he calls Bertrand Russell.

"Hey, I've got three sets in my bar and they're acting p...

### When someone tells you that the integers are a more useful set of numbers than the natural numbers, stop talking to them.

You don't need that kind of negativity in your life.

### My math professor explained natural numbers

Natural numbers are like beer. You can have 1 beer, 2 beers, 3 beers... but not 0 beers, that's unnatural.

### Five numbers walk into a bar...

... A Natural number (6), an Integer (-2), a Rational (1/2), a Real (e) and a Complex number (1-i) walk into a bar.

The first four clutch their heads in pain, but 1-i keeps going.

When -2 asks him how he walked through it, he shrugs and replies

"I'm imaginary".

### All numbers are equal

Long ago in the Kingdom of Natural Numbers, there used to be slaves. The citizens appreciated the number 2 so much, to a point that they would determine one's social class by his/her divisibility by 2. And those not divisible by 2 - sorry, then they're slaves.

7 was born an odd number. That's...

Natural numbers
1. 1
2. 2
3. 3
4. 4
5. 5
6. 6
7. 7
8. 8
9. 9
10. 10