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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 9306 | . 2 ⊢ 3 ∈ ℕ | |
| 2 | 1 | nnnn0i 9410 | 1 ⊢ 3 ∈ ℕ0 |
| Colors of variables: wff set class |
| Syntax hints: ∈ wcel 2202 3c3 9195 ℕ0cn0 9402 |
| 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 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-ext 2213 ax-sep 4207 ax-cnex 8123 ax-resscn 8124 ax-1re 8126 ax-addrcl 8129 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-nf 1509 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ral 2515 df-rex 2516 df-v 2804 df-un 3204 df-in 3206 df-ss 3213 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-int 3929 df-br 4089 df-iota 5286 df-fv 5334 df-ov 6021 df-inn 9144 df-2 9202 df-3 9203 df-n0 9403 |
| This theorem is referenced by: 7p4e11 9686 7p7e14 9689 8p4e12 9692 8p6e14 9694 9p4e13 9699 9p5e14 9700 4t4e16 9709 5t4e20 9712 6t4e24 9716 6t6e36 9718 7t4e28 9721 7t6e42 9723 8t4e32 9727 8t5e40 9728 9t4e36 9734 9t5e45 9735 9t7e63 9737 9t8e72 9738 fz0to3un2pr 10358 4fvwrd4 10375 fldiv4p1lem1div2 10566 expnass 10908 binom3 10920 fac4 10996 4bc2eq6 11037 ef4p 12260 efi4p 12283 resin4p 12284 recos4p 12285 ef01bndlem 12322 sin01bnd 12323 sin01gt0 12328 2exp5 13010 2exp6 13011 2exp8 13013 2exp11 13014 2exp16 13015 3exp3 13016 dsndxnmulrndx 13310 basendxltunifndx 13317 unifndxntsetndx 13319 slotsdifunifndx 13320 tangtx 15568 binom4 15709 gausslemma2dlem4 15799 2lgslem3b 15829 2lgslem3d 15831 |
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