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| Mirrors > Home > ILE Home > Th. List > 6nn0 | GIF version | ||
| Description: 6 is a nonnegative integer. (Contributed by Mario Carneiro, 19-Apr-2015.) |
| Ref | Expression |
|---|---|
| 6nn0 | ⊢ 6 ∈ ℕ0 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 6nn 9481 | . 2 ⊢ 6 ∈ ℕ | |
| 2 | 1 | nnnn0i 9582 | 1 ⊢ 6 ∈ ℕ0 |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: ∈ wcel 2209 6c6 9368 ℕ0cn0 9574 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 ax-sep 4251 ax-cnex 8276 ax-resscn 8277 ax-1re 8279 ax-addrcl 8282 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ral 2533 df-rex 2534 df-v 2823 df-un 3224 df-in 3226 df-ss 3233 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-int 3971 df-br 4132 df-iota 5340 df-fv 5388 df-ov 6091 df-inn 9314 df-2 9372 df-3 9373 df-4 9374 df-5 9375 df-6 9376 df-n0 9575 |
| This theorem is used by: 16nn0 9805 6p5e11 9865 6p6e12 9866 7p7e14 9871 8p7e15 9877 9p7e16 9884 9p8e17 9885 6t3e18 9897 6t4e24 9898 6t5e30 9899 6t6e36 9900 7t7e49 9906 8t3e24 9908 8t7e56 9912 8t8e64 9913 9t4e36 9916 9t5e45 9917 9t7e63 9919 9t8e72 9920 6lcm4e12 12890 2exp7 13243 2exp8 13244 2exp11 13245 2exp16 13246 2expltfac 13248 19prm 13261 prmlem2 13263 37prm 13264 43prm 13265 83prm 13266 139prm 13267 163prm 13268 317prm 13269 631prm 13270 1259lem1 13271 1259lem2 13272 1259lem3 13273 1259lem4 13274 1259lem5 13275 slotsdnscsi 13636 log2ublem2 16222 log2ublem3 16223 log2ublog2 16224 birthdaylog2 16228 bclbnd 16307 bpos1 16310 bposlem8 16318 bposlem9 16319 bpos 16320 ex-exp 16946 |
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