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Mirrors > Home > ILE Home > Th. List > 00id | Unicode version |
Description: is its own additive identity. (Contributed by Scott Fenton, 3-Jan-2013.) |
Ref | Expression |
---|---|
00id |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 0cn 7751 | . 2 | |
2 | addid1 7893 | . 2 | |
3 | 1, 2 | ax-mp 5 | 1 |
Colors of variables: wff set class |
Syntax hints: wceq 1331 wcel 1480 (class class class)co 5767 cc 7611 cc0 7613 caddc 7616 |
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 2119 ax-1cn 7706 ax-icn 7708 ax-addcl 7709 ax-mulcl 7711 ax-i2m1 7718 ax-0id 7721 |
This theorem depends on definitions: df-bi 116 df-cleq 2130 df-clel 2133 |
This theorem is referenced by: negdii 8039 addgt0 8203 addgegt0 8204 addgtge0 8205 addge0 8206 add20 8229 recexaplem2 8406 crap0 8709 iap0 8936 decaddm10 9233 10p10e20 9269 ser0 10280 bcpasc 10505 abs00ap 10827 fsumadd 11168 fsumrelem 11233 arisum 11260 bezoutr1 11710 1kp2ke3k 12925 |
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