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| Mirrors > Home > ILE Home > Th. List > 8nn0 | Unicode version | ||
| Description: 8 is a nonnegative integer. (Contributed by Mario Carneiro, 19-Apr-2015.) |
| Ref | Expression |
|---|---|
| 8nn0 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 8nn 9354 |
. 2
| |
| 2 | 1 | nnnn0i 9453 |
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 8166 ax-resscn 8167 ax-1re 8169 ax-addrcl 8172 |
| 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 9187 df-2 9245 df-3 9246 df-4 9247 df-5 9248 df-6 9249 df-7 9250 df-8 9251 df-n0 9446 |
| This theorem is referenced by: 8p3e11 9734 8p4e12 9735 8p5e13 9736 8p6e14 9737 8p7e15 9738 8p8e16 9739 9p9e18 9747 6t4e24 9759 7t5e35 9765 8t3e24 9769 8t4e32 9770 8t5e40 9771 8t6e48 9772 8t7e56 9773 8t8e64 9774 9t3e27 9776 9t9e81 9782 2exp7 13068 2exp11 13070 2exp16 13071 slotsdnscsi 13367 2lgslem3a 15892 2lgslem3b 15893 2lgslem3c 15894 2lgslem3d 15895 basendxltedgfndx 15931 ex-exp 16421 |
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