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| Mirrors > Home > ILE Home > Th. List > 4nn0 | Unicode version | ||
| Description: 4 is a nonnegative integer. (Contributed by Mario Carneiro, 18-Feb-2014.) |
| Ref | Expression |
|---|---|
| 4nn0 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 4nn 9366 |
. 2
| |
| 2 | 1 | nnnn0i 9469 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2213 ax-sep 4212 ax-cnex 8183 ax-resscn 8184 ax-1re 8186 ax-addrcl 8189 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ral 2516 df-rex 2517 df-v 2805 df-un 3205 df-in 3207 df-ss 3214 df-sn 3679 df-pr 3680 df-op 3682 df-uni 3899 df-int 3934 df-br 4094 df-iota 5293 df-fv 5341 df-ov 6031 df-inn 9203 df-2 9261 df-3 9262 df-4 9263 df-n0 9462 |
| This theorem is referenced by: 6p5e11 9744 7p5e12 9748 8p5e13 9754 8p7e15 9756 9p5e14 9761 9p6e15 9762 4t3e12 9769 4t4e16 9770 5t5e25 9774 6t4e24 9777 6t5e30 9778 7t3e21 9781 7t5e35 9783 7t7e49 9785 8t3e24 9787 8t4e32 9788 8t5e40 9789 8t6e48 9790 8t7e56 9791 8t8e64 9792 9t5e45 9796 9t6e54 9797 9t7e63 9798 decbin3 9813 fzo0to42pr 10528 4bc3eq4 11098 resin4p 12359 recos4p 12360 ef01bndlem 12397 sin01bnd 12398 cos01bnd 12399 prm23lt5 12916 2exp7 13087 2exp8 13088 2exp11 13089 2exp16 13090 2expltfac 13092 slotsdifdsndx 13388 slotsdifunifndx 13395 prdsvalstrd 13434 binom4 15790 2lgslem3a 15912 2lgslem3b 15913 2lgslem3c 15914 2lgslem3d 15915 ex-exp 16441 ex-fac 16442 ex-bc 16443 |
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