| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 9310 |
. 2
| |
| 2 | 1 | nnnn0i 9413 |
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 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 8126 ax-resscn 8127 ax-1re 8129 ax-addrcl 8132 |
| 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 6024 df-inn 9147 df-2 9205 df-3 9206 df-4 9207 df-n0 9406 |
| This theorem is referenced by: 6p5e11 9686 7p5e12 9690 8p5e13 9696 8p7e15 9698 9p5e14 9703 9p6e15 9704 4t3e12 9711 4t4e16 9712 5t5e25 9716 6t4e24 9719 6t5e30 9720 7t3e21 9723 7t5e35 9725 7t7e49 9727 8t3e24 9729 8t4e32 9730 8t5e40 9731 8t6e48 9732 8t7e56 9733 8t8e64 9734 9t5e45 9738 9t6e54 9739 9t7e63 9740 decbin3 9755 fzo0to42pr 10469 4bc3eq4 11039 resin4p 12300 recos4p 12301 ef01bndlem 12338 sin01bnd 12339 cos01bnd 12340 prm23lt5 12857 2exp7 13028 2exp8 13029 2exp11 13030 2exp16 13031 2expltfac 13033 slotsdifdsndx 13329 slotsdifunifndx 13336 prdsvalstrd 13375 binom4 15730 2lgslem3a 15849 2lgslem3b 15850 2lgslem3c 15851 2lgslem3d 15852 ex-exp 16378 ex-fac 16379 ex-bc 16380 |
| Copyright terms: Public domain | W3C validator |