Definition df-zring 14324

Description: The (unital) ring of integers. (Contributed by Alexander van der Vekens, 9-Jun-2019.)

Assertion

Ref	Expression
df-zring	|- ℤring = (ℂfld ↾s ZZ )

Detailed syntax breakdown of Definition df-zring

Step	Hyp	Ref	Expression
1		czring 14323	. 2 class ℤring
2		ccnfld 14289	. . 3 class ℂfld
3		cz 9371	. . 3 class ZZ
4		cress 12804	. . 3 class ↾s
5	2, 3, 4	co 5943	. 2 class (ℂfld ↾s ZZ )
6	1, 5	wceq 1372	1 wff ℤring = (ℂfld ↾s ZZ )

This definition is referenced by:  zringcrng  14325  zringbas  14329  zringplusg  14330  zringmulg  14331  zringmulr  14332  zring0  14333  zring1  14334  zringsubgval  14338  zringmpg  14339  zndvds  14382  lgseisenlem4  15521