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| Mirrors > Home > ILE Home > Th. List > 3nn0 | GIF version | ||
| Description: 3 is a nonnegative integer. (Contributed by Mario Carneiro, 18-Feb-2014.) |
| Ref | Expression |
|---|---|
| 3nn0 | ⊢ 3 ∈ ℕ0 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3nn 9284 | . 2 ⊢ 3 ∈ ℕ | |
| 2 | 1 | nnnn0i 9388 | 1 ⊢ 3 ∈ ℕ0 |
| Colors of variables: wff set class |
| Syntax hints: ∈ wcel 2200 3c3 9173 ℕ0cn0 9380 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-ext 2211 ax-sep 4202 ax-cnex 8101 ax-resscn 8102 ax-1re 8104 ax-addrcl 8107 |
| This theorem depends on definitions: df-bi 117 df-3an 1004 df-tru 1398 df-nf 1507 df-sb 1809 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ral 2513 df-rex 2514 df-v 2801 df-un 3201 df-in 3203 df-ss 3210 df-sn 3672 df-pr 3673 df-op 3675 df-uni 3889 df-int 3924 df-br 4084 df-iota 5278 df-fv 5326 df-ov 6010 df-inn 9122 df-2 9180 df-3 9181 df-n0 9381 |
| This theorem is referenced by: 7p4e11 9664 7p7e14 9667 8p4e12 9670 8p6e14 9672 9p4e13 9677 9p5e14 9678 4t4e16 9687 5t4e20 9690 6t4e24 9694 6t6e36 9696 7t4e28 9699 7t6e42 9701 8t4e32 9705 8t5e40 9706 9t4e36 9712 9t5e45 9713 9t7e63 9715 9t8e72 9716 fz0to3un2pr 10331 4fvwrd4 10348 fldiv4p1lem1div2 10537 expnass 10879 binom3 10891 fac4 10967 4bc2eq6 11008 ef4p 12220 efi4p 12243 resin4p 12244 recos4p 12245 ef01bndlem 12282 sin01bnd 12283 sin01gt0 12288 2exp5 12970 2exp6 12971 2exp8 12973 2exp11 12974 2exp16 12975 3exp3 12976 dsndxnmulrndx 13270 basendxltunifndx 13277 unifndxntsetndx 13279 slotsdifunifndx 13280 tangtx 15527 binom4 15668 gausslemma2dlem4 15758 2lgslem3b 15788 2lgslem3d 15790 |
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