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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 9305 | . 2 ⊢ 3 ∈ ℕ | |
| 2 | 1 | nnnn0i 9409 | 1 ⊢ 3 ∈ ℕ0 |
| Colors of variables: wff set class |
| Syntax hints: ∈ wcel 2202 3c3 9194 ℕ0cn0 9401 |
| 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 8122 ax-resscn 8123 ax-1re 8125 ax-addrcl 8128 |
| 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 6020 df-inn 9143 df-2 9201 df-3 9202 df-n0 9402 |
| This theorem is referenced by: 7p4e11 9685 7p7e14 9688 8p4e12 9691 8p6e14 9693 9p4e13 9698 9p5e14 9699 4t4e16 9708 5t4e20 9711 6t4e24 9715 6t6e36 9717 7t4e28 9720 7t6e42 9722 8t4e32 9726 8t5e40 9727 9t4e36 9733 9t5e45 9734 9t7e63 9736 9t8e72 9737 fz0to3un2pr 10357 4fvwrd4 10374 fldiv4p1lem1div2 10564 expnass 10906 binom3 10918 fac4 10994 4bc2eq6 11035 ef4p 12254 efi4p 12277 resin4p 12278 recos4p 12279 ef01bndlem 12316 sin01bnd 12317 sin01gt0 12322 2exp5 13004 2exp6 13005 2exp8 13007 2exp11 13008 2exp16 13009 3exp3 13010 dsndxnmulrndx 13304 basendxltunifndx 13311 unifndxntsetndx 13313 slotsdifunifndx 13314 tangtx 15561 binom4 15702 gausslemma2dlem4 15792 2lgslem3b 15822 2lgslem3d 15824 |
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