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Mirrors > Home > ILE Home > Th. List > addid2i | Unicode version |
Description: is a left identity for addition. (Contributed by NM, 3-Jan-2013.) |
Ref | Expression |
---|---|
mul.1 |
Ref | Expression |
---|---|
addid2i |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mul.1 | . 2 | |
2 | addid2 7901 | . 2 | |
3 | 1, 2 | ax-mp 5 | 1 |
Colors of variables: wff set class |
Syntax hints: wceq 1331 wcel 1480 (class class class)co 5774 cc 7618 cc0 7620 caddc 7623 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-5 1423 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-4 1487 ax-17 1506 ax-ial 1514 ax-ext 2121 ax-1cn 7713 ax-icn 7715 ax-addcl 7716 ax-mulcl 7718 ax-addcom 7720 ax-i2m1 7725 ax-0id 7728 |
This theorem depends on definitions: df-bi 116 df-cleq 2132 df-clel 2135 |
This theorem is referenced by: ine0 8156 inelr 8346 muleqadd 8429 0p1e1 8834 iap0 8943 num0h 9193 nummul1c 9230 decrmac 9239 decmul1 9245 fz0tp 9901 fzo0to3tp 9996 rei 10671 imi 10672 resqrexlemover 10782 ef01bndlem 11463 efhalfpi 12880 sinq34lt0t 12912 ex-fac 12940 |
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