| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > 4nn0 | GIF version | ||
| Description: 4 is a nonnegative integer. (Contributed by Mario Carneiro, 18-Feb-2014.) |
| Ref | Expression |
|---|---|
| 4nn0 | ⊢ 4 ∈ ℕ0 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 4nn 9285 | . 2 ⊢ 4 ∈ ℕ | |
| 2 | 1 | nnnn0i 9388 | 1 ⊢ 4 ∈ ℕ0 |
| Colors of variables: wff set class |
| Syntax hints: ∈ wcel 2200 4c4 9174 ℕ0cn0 9380 |
| 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 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-ext 2211 ax-sep 4202 ax-cnex 8101 ax-resscn 8102 ax-1re 8104 ax-addrcl 8107 |
| This theorem depends on definitions: df-bi 117 df-3an 1004 df-tru 1398 df-nf 1507 df-sb 1809 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ral 2513 df-rex 2514 df-v 2801 df-un 3201 df-in 3203 df-ss 3210 df-sn 3672 df-pr 3673 df-op 3675 df-uni 3889 df-int 3924 df-br 4084 df-iota 5278 df-fv 5326 df-ov 6010 df-inn 9122 df-2 9180 df-3 9181 df-4 9182 df-n0 9381 |
| This theorem is referenced by: 6p5e11 9661 7p5e12 9665 8p5e13 9671 8p7e15 9673 9p5e14 9678 9p6e15 9679 4t3e12 9686 4t4e16 9687 5t5e25 9691 6t4e24 9694 6t5e30 9695 7t3e21 9698 7t5e35 9700 7t7e49 9702 8t3e24 9704 8t4e32 9705 8t5e40 9706 8t6e48 9707 8t7e56 9708 8t8e64 9709 9t5e45 9713 9t6e54 9714 9t7e63 9715 decbin3 9730 fzo0to42pr 10438 4bc3eq4 11007 resin4p 12244 recos4p 12245 ef01bndlem 12282 sin01bnd 12283 cos01bnd 12284 prm23lt5 12801 2exp7 12972 2exp8 12973 2exp11 12974 2exp16 12975 2expltfac 12977 slotsdifdsndx 13273 slotsdifunifndx 13280 prdsvalstrd 13319 binom4 15668 2lgslem3a 15787 2lgslem3b 15788 2lgslem3c 15789 2lgslem3d 15790 ex-exp 16146 ex-fac 16147 ex-bc 16148 |
| Copyright terms: Public domain | W3C validator |