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| Mirrors > Home > ILE Home > Th. List > 1e0p1 | GIF version | ||
| Description: The successor of zero. (Contributed by Mario Carneiro, 18-Feb-2014.) |
| Ref | Expression |
|---|---|
| 1e0p1 | ⊢ 1 = (0 + 1) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 0p1e1 9401 | . 2 ⊢ (0 + 1) = 1 | |
| 2 | 1 | eqcomi 2242 | 1 ⊢ 1 = (0 + 1) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: = wceq 1402 (class class class)co 6079 0cc0 8173 1c1 8174 + caddc 8176 |
| This proof depends on 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 proof depends on definitions: df-bi 117 df-cleq 2231 df-clel 2234 |
| This theorem is used by: 6p5e11 9832 7p4e11 9835 8p3e11 9840 9p2e11 9846 fz1ssfz0 10507 fz0to3un2pr 10513 fzo01 10617 bcp1nk 11183 pfx1 11458 arisum2 12249 ege2le3 12421 ef4p 12444 efgt1p2 12445 efgt1p 12446 bitsmod 12706 prmdiv 12996 ballotfilemii 13229 ballotfilem1c 13234 ennnfonelem1 13281 mulgnn0p1 13919 dveflem 15810 birthdaylem2 16071 lgsdir2lem3 16132 lgseisenlem1 16172 |
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