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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 9403 |
. 2
| |
| 2 | 1 | nnnn0i 9506 |
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 2216 ax-sep 4230 ax-cnex 8220 ax-resscn 8221 ax-1re 8223 ax-addrcl 8226 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1812 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ral 2527 df-rex 2528 df-v 2817 df-un 3217 df-in 3219 df-ss 3226 df-sn 3697 df-pr 3698 df-op 3700 df-uni 3917 df-int 3952 df-br 4112 df-iota 5314 df-fv 5362 df-ov 6055 df-inn 9240 df-2 9298 df-3 9299 df-4 9300 df-n0 9499 |
| This theorem is referenced by: 6p5e11 9784 7p5e12 9788 8p5e13 9794 8p7e15 9796 9p5e14 9801 9p6e15 9802 4t3e12 9809 4t4e16 9810 5t5e25 9814 6t4e24 9817 6t5e30 9818 7t3e21 9821 7t5e35 9823 7t7e49 9825 8t3e24 9827 8t4e32 9828 8t5e40 9829 8t6e48 9830 8t7e56 9831 8t8e64 9832 9t5e45 9836 9t6e54 9837 9t7e63 9838 decbin3 9853 fzo0to42pr 10569 4bc3eq4 11140 resin4p 12408 recos4p 12409 ef01bndlem 12446 sin01bnd 12447 cos01bnd 12448 prm23lt5 12965 2exp7 13136 2exp8 13137 2exp11 13138 2exp16 13139 2expltfac 13141 slotsdifdsndx 13455 slotsdifunifndx 13462 prdsvalstrd 13501 binom4 15861 2lgslem3a 15983 2lgslem3b 15984 2lgslem3c 15985 2lgslem3d 15986 ex-exp 16512 ex-fac 16513 ex-bc 16514 |
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