Thread: -ary set operations. View Single Post
P: 607
-ary set operations.

 Quote by matheinste In the case you have cited are the zero and one nullary operators the same as the identity elements for the two field operations?
Yes. Among the axioms would be
$$(\forall x)\; (x+0=x)$$
$$(\forall x)\; (x\cdot 1 = x)$$