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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 8318 | . 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 1397 ∈ wcel 2202 (class class class)co 6018 ℂcc 8030 0cc0 8032 + caddc 8035 |
| 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 1495 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-4 1558 ax-17 1574 ax-ial 1582 ax-ext 2213 ax-1cn 8125 ax-icn 8127 ax-addcl 8128 ax-mulcl 8130 ax-addcom 8132 ax-i2m1 8137 ax-0id 8140 |
| This theorem depends on definitions: df-bi 117 df-cleq 2224 df-clel 2227 |
| This theorem is referenced by: negeu 8370 ltadd2 8599 subge0 8655 sublt0d 8750 un0addcl 9435 lincmb01cmp 10238 modsumfzodifsn 10659 ccatlid 11184 swrdfv0 11236 swrdpfx 11289 pfxpfx 11290 cats1un 11303 swrdccatin2 11311 cats1fvnd 11347 rennim 11564 max0addsup 11781 fsumsplit 11970 sumsplitdc 11995 fisum0diag2 12010 isumsplit 12054 arisum2 12062 efaddlem 12237 eftlub 12253 ef4p 12257 moddvds 12362 gcdaddm 12557 gcdmultipled 12566 bezoutlemb 12573 pcmpt 12918 4sqlem11 12976 mulgnn0dir 13741 limcimolemlt 15391 dvcnp2cntop 15426 dvmptcmulcn 15448 dveflem 15453 dvef 15454 plymullem1 15475 sin0pilem1 15508 sin2kpi 15538 cos2kpi 15539 coshalfpim 15550 sinkpi 15574 |
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