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Mirrors > Home > ILE Home > Th. List > 1e0p1 | Unicode version |
Description: The successor of zero. (Contributed by Mario Carneiro, 18-Feb-2014.) |
Ref | Expression |
---|---|
1e0p1 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 0p1e1 8802 | . 2 | |
2 | 1 | eqcomi 2121 | 1 |
Colors of variables: wff set class |
Syntax hints: wceq 1316 (class class class)co 5742 cc0 7588 c1 7589 caddc 7591 |
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 1408 ax-gen 1410 ax-ie1 1454 ax-ie2 1455 ax-4 1472 ax-17 1491 ax-ial 1499 ax-ext 2099 ax-1cn 7681 ax-icn 7683 ax-addcl 7684 ax-mulcl 7686 ax-addcom 7688 ax-i2m1 7693 ax-0id 7696 |
This theorem depends on definitions: df-bi 116 df-cleq 2110 df-clel 2113 |
This theorem is referenced by: 6p5e11 9222 7p4e11 9225 8p3e11 9230 9p2e11 9236 fz1ssfz0 9865 fzo01 9961 bcp1nk 10476 arisum2 11236 ege2le3 11304 ef4p 11327 efgt1p2 11328 efgt1p 11329 ennnfonelem1 11847 dveflem 12782 |
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