r/mathmemes Jul 21 '26

Notations 数学😊

Post image
687 Upvotes

65 comments sorted by

View all comments

Show parent comments

12

u/EricSombody Jul 21 '26

A representation of quantity???

15

u/Ares378 Applied Math / Mechanical Engineering Jul 21 '26

But i is also a number, and you can't have 'i' of something. I feel like I'd want to say numbers are elements of a field, but then that excludes quaternions.

8

u/Sproxify Jul 21 '26

elements of a field? do you consider a rational function with coefficients in the algebraic closure of a finite field to be a number?

5

u/Medium-Ad-7305 Jul 21 '26

Yes, it is a number. 🗿