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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 8827 | . 2 | |
2 | 1 | eqcomi 2141 | 1 |
Colors of variables: wff set class |
Syntax hints: wceq 1331 (class class class)co 5767 cc0 7613 c1 7614 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-addcom 7713 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: 6p5e11 9247 7p4e11 9250 8p3e11 9255 9p2e11 9261 fz1ssfz0 9890 fzo01 9986 bcp1nk 10501 arisum2 11261 ege2le3 11366 ef4p 11389 efgt1p2 11390 efgt1p 11391 ennnfonelem1 11909 dveflem 12844 |
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