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Mirrors > Home > ILE Home > Th. List > elnnnn0c | Unicode version |
Description: The positive integer property expressed in terms of nonnegative integers. (Contributed by NM, 10-Jan-2006.) |
Ref | Expression |
---|---|
elnnnn0c |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nnnn0 9129 | . . 3 | |
2 | nnge1 8888 | . . 3 | |
3 | 1, 2 | jca 304 | . 2 |
4 | 0lt1 8033 | . . . . 5 | |
5 | nn0re 9131 | . . . . . 6 | |
6 | 0re 7907 | . . . . . . 7 | |
7 | 1re 7906 | . . . . . . 7 | |
8 | ltletr 7996 | . . . . . . 7 | |
9 | 6, 7, 8 | mp3an12 1322 | . . . . . 6 |
10 | 5, 9 | syl 14 | . . . . 5 |
11 | 4, 10 | mpani 428 | . . . 4 |
12 | 11 | imdistani 443 | . . 3 |
13 | elnnnn0b 9166 | . . 3 | |
14 | 12, 13 | sylibr 133 | . 2 |
15 | 3, 14 | impbii 125 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 wb 104 wcel 2141 class class class wbr 3987 cr 7760 cc0 7761 c1 7762 clt 7941 cle 7942 cn 8865 cn0 9122 |
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-in1 609 ax-in2 610 ax-io 704 ax-5 1440 ax-7 1441 ax-gen 1442 ax-ie1 1486 ax-ie2 1487 ax-8 1497 ax-10 1498 ax-11 1499 ax-i12 1500 ax-bndl 1502 ax-4 1503 ax-17 1519 ax-i9 1523 ax-ial 1527 ax-i5r 1528 ax-13 2143 ax-14 2144 ax-ext 2152 ax-sep 4105 ax-pow 4158 ax-pr 4192 ax-un 4416 ax-setind 4519 ax-cnex 7852 ax-resscn 7853 ax-1cn 7854 ax-1re 7855 ax-icn 7856 ax-addcl 7857 ax-addrcl 7858 ax-mulcl 7859 ax-i2m1 7866 ax-0lt1 7867 ax-0id 7869 ax-rnegex 7870 ax-pre-ltirr 7873 ax-pre-ltwlin 7874 ax-pre-lttrn 7875 ax-pre-ltadd 7877 |
This theorem depends on definitions: df-bi 116 df-3an 975 df-tru 1351 df-fal 1354 df-nf 1454 df-sb 1756 df-eu 2022 df-mo 2023 df-clab 2157 df-cleq 2163 df-clel 2166 df-nfc 2301 df-ne 2341 df-nel 2436 df-ral 2453 df-rex 2454 df-rab 2457 df-v 2732 df-dif 3123 df-un 3125 df-in 3127 df-ss 3134 df-pw 3566 df-sn 3587 df-pr 3588 df-op 3590 df-uni 3795 df-int 3830 df-br 3988 df-opab 4049 df-xp 4615 df-cnv 4617 df-iota 5158 df-fv 5204 df-ov 5853 df-pnf 7943 df-mnf 7944 df-xr 7945 df-ltxr 7946 df-le 7947 df-inn 8866 df-n0 9123 |
This theorem is referenced by: nn0ge2m1nn 9182 nn0o1gt2 11851 pcelnn 12261 lgsabs1 13655 |
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