Theorem addrid 8159

Description: 0 is an additive identity. (Contributed by Jim Kingdon, 16-Jan-2020.)

Assertion

Ref	Expression
addrid	|- ( A e. CC -> ( A + 0 ) = A )

Proof of Theorem addrid

Step	Hyp	Ref	Expression
1		ax-0id 7982	1 |- ( A e. CC -> ( A + 0 ) = A )

Syntax hints:   -> wi 4   = wceq 1364   e. wcel 2164  (class class class)co 5919   CCcc 7872   0cc0 7874   + caddc 7877

This theorem was proved from axioms:  ax-0id 7982

This theorem is referenced by:  addlid  8160  00id  8162  addid1i  8163  addridd  8170  addcan2  8202  subid  8240  subid1  8241  addid0  8394  shftval3  10974  reim0  11008  fsum3cvg  11524  summodclem2a  11527