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Mirrors > Home > ILE Home > Th. List > elfz2nn0 | Unicode version |
Description: Membership in a finite set of sequential nonnegative integers. (Contributed by NM, 16-Sep-2005.) (Revised by Mario Carneiro, 28-Apr-2015.) |
Ref | Expression |
---|---|
elfz2nn0 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elnn0uz 9476 | . . . 4 | |
2 | 1 | anbi1i 454 | . . 3 |
3 | eluznn0 9510 | . . . . . 6 | |
4 | eluzle 9451 | . . . . . . 7 | |
5 | 4 | adantl 275 | . . . . . 6 |
6 | 3, 5 | jca 304 | . . . . 5 |
7 | nn0z 9187 | . . . . . . . 8 | |
8 | nn0z 9187 | . . . . . . . 8 | |
9 | eluz 9452 | . . . . . . . 8 | |
10 | 7, 8, 9 | syl2an 287 | . . . . . . 7 |
11 | 10 | biimprd 157 | . . . . . 6 |
12 | 11 | impr 377 | . . . . 5 |
13 | 6, 12 | impbida 586 | . . . 4 |
14 | 13 | pm5.32i 450 | . . 3 |
15 | 2, 14 | bitr3i 185 | . 2 |
16 | elfzuzb 9922 | . 2 | |
17 | 3anass 967 | . 2 | |
18 | 15, 16, 17 | 3bitr4i 211 | 1 |
Colors of variables: wff set class |
Syntax hints: wa 103 wb 104 w3a 963 wcel 2128 class class class wbr 3965 cfv 5170 (class class class)co 5824 cc0 7732 cle 7913 cn0 9090 cz 9167 cuz 9439 cfz 9912 |
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 604 ax-in2 605 ax-io 699 ax-5 1427 ax-7 1428 ax-gen 1429 ax-ie1 1473 ax-ie2 1474 ax-8 1484 ax-10 1485 ax-11 1486 ax-i12 1487 ax-bndl 1489 ax-4 1490 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-13 2130 ax-14 2131 ax-ext 2139 ax-sep 4082 ax-pow 4135 ax-pr 4169 ax-un 4393 ax-setind 4496 ax-cnex 7823 ax-resscn 7824 ax-1cn 7825 ax-1re 7826 ax-icn 7827 ax-addcl 7828 ax-addrcl 7829 ax-mulcl 7830 ax-addcom 7832 ax-addass 7834 ax-distr 7836 ax-i2m1 7837 ax-0lt1 7838 ax-0id 7840 ax-rnegex 7841 ax-cnre 7843 ax-pre-ltirr 7844 ax-pre-ltwlin 7845 ax-pre-lttrn 7846 ax-pre-ltadd 7848 |
This theorem depends on definitions: df-bi 116 df-3or 964 df-3an 965 df-tru 1338 df-fal 1341 df-nf 1441 df-sb 1743 df-eu 2009 df-mo 2010 df-clab 2144 df-cleq 2150 df-clel 2153 df-nfc 2288 df-ne 2328 df-nel 2423 df-ral 2440 df-rex 2441 df-reu 2442 df-rab 2444 df-v 2714 df-sbc 2938 df-dif 3104 df-un 3106 df-in 3108 df-ss 3115 df-pw 3545 df-sn 3566 df-pr 3567 df-op 3569 df-uni 3773 df-int 3808 df-br 3966 df-opab 4026 df-mpt 4027 df-id 4253 df-xp 4592 df-rel 4593 df-cnv 4594 df-co 4595 df-dm 4596 df-rn 4597 df-res 4598 df-ima 4599 df-iota 5135 df-fun 5172 df-fn 5173 df-f 5174 df-fv 5178 df-riota 5780 df-ov 5827 df-oprab 5828 df-mpo 5829 df-pnf 7914 df-mnf 7915 df-xr 7916 df-ltxr 7917 df-le 7918 df-sub 8048 df-neg 8049 df-inn 8834 df-n0 9091 df-z 9168 df-uz 9440 df-fz 9913 |
This theorem is referenced by: elfznn0 10016 elfz3nn0 10017 0elfz 10020 elfz0ubfz0 10024 elfz0fzfz0 10025 fz0fzelfz0 10026 uzsubfz0 10028 fz0fzdiffz0 10029 elfzmlbm 10030 elfzmlbp 10031 difelfzle 10033 difelfznle 10034 fzofzim 10087 elfzodifsumelfzo 10100 elfzom1elp1fzo 10101 fzo0to42pr 10119 fzo0sn0fzo1 10120 fvinim0ffz 10140 1elfz0hash 10680 |
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