multiplication in nLab
Contents
Context
Arithmetic
- natural number, integer number, rational number, real number, irrational number, complex number, quaternion, octonion, adic number, cardinal number, ordinal number, surreal number
-
transfinite arithmetic, cardinal arithmetic, ordinal arithmetic
-
prime field, p-adic integer, p-adic rational number, p-adic complex number
arithmetic geometry, function field analogy
Contents
Idea
The binary operation in a monoid like a group or ring is called multiplication. Sometimes an action on a monoid is also called multiplication
- The categorification of the operation of multiplication in a monoid is the tensor product in a monoidal category.
Last revised on May 21, 2021 at 13:18:02. See the history of this page for a list of all contributions to it.