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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 8459 | . 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 1402 ∈ wcel 2209 (class class class)co 6079 ℂcc 8171 0cc0 8173 + caddc 8176 |
| 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 1500 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-4 1563 ax-17 1579 ax-ial 1587 ax-ext 2220 ax-1cn 8266 ax-icn 8268 ax-addcl 8269 ax-mulcl 8271 ax-addcom 8273 ax-i2m1 8278 ax-0id 8281 |
| This theorem depends on definitions: df-bi 117 df-cleq 2231 df-clel 2234 |
| This theorem is referenced by: negeu 8511 ltadd2 8741 subge0 8797 sublt0d 8892 un0addcl 9579 lincmb01cmp 10388 modsumfzodifsn 10816 bcm1n 11190 ccatlid 11357 swrdfv0 11409 swrdpfx 11462 pfxpfx 11463 cats1un 11476 swrdccatin2 11484 cats1fvnd 11520 rennim 11751 max0addsup 11968 fsumsplit 12157 sumsplitdc 12182 fisum0diag2 12197 isumsplit 12241 arisum2 12249 efaddlem 12424 eftlub 12440 ef4p 12444 moddvds 12549 gcdaddm 12744 gcdmultipled 12753 bezoutlemb 12760 pcmpt 13105 4sqlem11 13163 mulgnn0dir 13938 limcimolemlt 15748 dvcnp2cntop 15783 dvmptcmulcn 15805 dveflem 15810 dvef 15811 plymullem1 15832 sin0pilem1 15865 sin2kpi 15895 cos2kpi 15896 coshalfpim 15907 sinkpi 15931 logfac 15978 |
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