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| Mirrors > Home > ILE Home > Th. List > addrid | GIF version | ||
| Description: 0 is an additive identity. (Contributed by Jim Kingdon, 16-Jan-2020.) |
| Ref | Expression |
|---|---|
| addrid | ⊢ (𝐴 ∈ ℂ → (𝐴 + 0) = 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ax-0id 8288 | 1 ⊢ (𝐴 ∈ ℂ → (𝐴 + 0) = 𝐴) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 = wceq 1402 ∈ wcel 2209 (class class class)co 6085 ℂcc 8178 0cc0 8180 + caddc 8183 |
| This proof depends on axioms: ax-0id 8288 |
| This theorem is used by: addlid 8467 00id 8469 addridi 8470 addridd 8477 addcan2 8509 subid 8547 subid1 8548 addid0 8701 swrdccat3blem 11527 shftval3 11608 reim0 11642 fsum3cvg 12164 summodclem2a 12167 |
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