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Theorem addid1 8057
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
StepHypRef Expression
1 ax-0id 7882 1  |-  ( A  e.  CC  ->  ( A  +  0 )  =  A )
Colors of variables: wff set class
Syntax hints:    -> wi 4    = wceq 1348    e. wcel 2141  (class class class)co 5853   CCcc 7772   0cc0 7774    + caddc 7777
This theorem was proved from axioms:  ax-0id 7882
This theorem is referenced by:  addid2  8058  00id  8060  addid1i  8061  addid1d  8068  addcan2  8100  subid  8138  subid1  8139  addid0  8292  shftval3  10791  reim0  10825  fsum3cvg  11341  summodclem2a  11344
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