Theorem addid1 8014

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

Assertion

Ref	Expression
addid1	|- ( A e. CC -> ( A + 0 ) = A )

Proof of Theorem addid1

Step	Hyp	Ref	Expression
1		ax-0id 7841	1 |- ( A e. CC -> ( A + 0 ) = A )

Syntax hints:   -> wi 4   = wceq 1335   e. wcel 2128  (class class class)co 5825   CCcc 7731   0cc0 7733   + caddc 7736

This theorem was proved from axioms:  ax-0id 7841

This theorem is referenced by:  addid2  8015  00id  8017  addid1i  8018  addid1d  8025  addcan2  8057  subid  8095  subid1  8096  addid0  8249  shftval3  10731  reim0  10765  fsum3cvg  11279  summodclem2a  11282