gatekeeping
gatekeeping
gatekeeping
Last time I saw this kind of challenge it was on reddit and I just replied with ℝ, but people brought up that this leaves out complex numbers. I'll now contend, however, that any number not included in that isn't real.
You could use ℂ
Quaternions hello?
What about quaternions and octonions and ...
{x | x is a number}
That leaves out quaternions
This image goes so hard
Just like birds, complex numbers aren't real!
Screw you sqrt(-1), you aren't even a real number, you poser!
Complex numbers? That sounds imaginary.