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Mirrors > Home > ILE Home > Th. List > 3nn0 | GIF version |
Description: 3 is a nonnegative integer. (Contributed by Mario Carneiro, 18-Feb-2014.) |
Ref | Expression |
---|---|
3nn0 | ⊢ 3 ∈ ℕ0 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3nn 8875 | . 2 ⊢ 3 ∈ ℕ | |
2 | 1 | nnnn0i 8978 | 1 ⊢ 3 ∈ ℕ0 |
Colors of variables: wff set class |
Syntax hints: ∈ wcel 1480 3c3 8765 ℕ0cn0 8970 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-io 698 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-10 1483 ax-11 1484 ax-i12 1485 ax-bndl 1486 ax-4 1487 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2119 ax-sep 4041 ax-cnex 7704 ax-resscn 7705 ax-1re 7707 ax-addrcl 7710 |
This theorem depends on definitions: df-bi 116 df-3an 964 df-tru 1334 df-nf 1437 df-sb 1736 df-clab 2124 df-cleq 2130 df-clel 2133 df-nfc 2268 df-ral 2419 df-rex 2420 df-v 2683 df-un 3070 df-in 3072 df-ss 3079 df-sn 3528 df-pr 3529 df-op 3531 df-uni 3732 df-int 3767 df-br 3925 df-iota 5083 df-fv 5126 df-ov 5770 df-inn 8714 df-2 8772 df-3 8773 df-n0 8971 |
This theorem is referenced by: 7p4e11 9250 7p7e14 9253 8p4e12 9256 8p6e14 9258 9p4e13 9263 9p5e14 9264 4t4e16 9273 5t4e20 9276 6t4e24 9280 6t6e36 9282 7t4e28 9285 7t6e42 9287 8t4e32 9291 8t5e40 9292 9t4e36 9298 9t5e45 9299 9t7e63 9301 9t8e72 9302 4fvwrd4 9910 fldiv4p1lem1div2 10071 expnass 10391 binom3 10402 fac4 10472 4bc2eq6 10513 ef4p 11389 efi4p 11413 resin4p 11414 recos4p 11415 ef01bndlem 11452 sin01bnd 11453 sin01gt0 11457 tangtx 12908 |
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