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| Mirrors > Home > ILE Home > Th. List > addlidd | GIF version | ||
| Description: 0 is a left identity for addition. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| muld.1 | ⊢ (𝜑 → 𝐴 ∈ ℂ) |
| Ref | Expression |
|---|---|
| addlidd | ⊢ (𝜑 → (0 + 𝐴) = 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | muld.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℂ) | |
| 2 | addlid 8429 | . 2 ⊢ (𝐴 ∈ ℂ → (0 + 𝐴) = 𝐴) | |
| 3 | 1, 2 | syl 14 | 1 ⊢ (𝜑 → (0 + 𝐴) = 𝐴) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1398 ∈ wcel 2205 (class class class)co 6058 ℂcc 8141 0cc0 8143 + caddc 8146 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-5 1496 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-4 1559 ax-17 1575 ax-ial 1583 ax-ext 2216 ax-1cn 8236 ax-icn 8238 ax-addcl 8239 ax-mulcl 8241 ax-addcom 8243 ax-i2m1 8248 ax-0id 8251 |
| This theorem depends on definitions: df-bi 117 df-cleq 2227 df-clel 2230 |
| This theorem is referenced by: negeu 8481 ltadd2 8711 subge0 8767 sublt0d 8862 un0addcl 9549 lincmb01cmp 10358 modsumfzodifsn 10785 bcm1n 11159 ccatlid 11322 swrdfv0 11374 swrdpfx 11427 pfxpfx 11428 cats1un 11441 swrdccatin2 11449 cats1fvnd 11485 rennim 11715 max0addsup 11932 fsumsplit 12121 sumsplitdc 12146 fisum0diag2 12161 isumsplit 12205 arisum2 12213 efaddlem 12388 eftlub 12404 ef4p 12408 moddvds 12513 gcdaddm 12708 gcdmultipled 12717 bezoutlemb 12724 pcmpt 13069 4sqlem11 13127 mulgnn0dir 13908 limcimolemlt 15658 dvcnp2cntop 15693 dvmptcmulcn 15715 dveflem 15720 dvef 15721 plymullem1 15742 sin0pilem1 15775 sin2kpi 15805 cos2kpi 15806 coshalfpim 15817 sinkpi 15841 |
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