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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 9892 |
. . . 4
| |
| 2 | 1 | anbi1i 458 |
. . 3
|
| 3 | eluznn0 9931 |
. . . . . 6
| |
| 4 | eluzle 9866 |
. . . . . . 7
| |
| 5 | 4 | adantl 277 |
. . . . . 6
|
| 6 | 3, 5 | jca 306 |
. . . . 5
|
| 7 | nn0z 9597 |
. . . . . . . 8
| |
| 8 | nn0z 9597 |
. . . . . . . 8
| |
| 9 | eluz 9867 |
. . . . . . . 8
| |
| 10 | 7, 8, 9 | syl2an 289 |
. . . . . . 7
|
| 11 | 10 | biimprd 158 |
. . . . . 6
|
| 12 | 11 | impr 379 |
. . . . 5
|
| 13 | 6, 12 | impbida 600 |
. . . 4
|
| 14 | 13 | pm5.32i 454 |
. . 3
|
| 15 | 2, 14 | bitr3i 186 |
. 2
|
| 16 | elfzuzb 10353 |
. 2
| |
| 17 | 3anass 1009 |
. 2
| |
| 18 | 15, 16, 17 | 3bitr4i 212 |
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-in1 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2205 ax-14 2206 ax-ext 2214 ax-sep 4228 ax-pow 4287 ax-pr 4322 ax-un 4554 ax-setind 4659 ax-cnex 8218 ax-resscn 8219 ax-1cn 8220 ax-1re 8221 ax-icn 8222 ax-addcl 8223 ax-addrcl 8224 ax-mulcl 8225 ax-addcom 8227 ax-addass 8229 ax-distr 8231 ax-i2m1 8232 ax-0lt1 8233 ax-0id 8235 ax-rnegex 8236 ax-cnre 8238 ax-pre-ltirr 8239 ax-pre-ltwlin 8240 ax-pre-lttrn 8241 ax-pre-ltadd 8243 |
| This theorem depends on definitions: df-bi 117 df-3or 1006 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2083 df-mo 2084 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-ne 2413 df-nel 2508 df-ral 2525 df-rex 2526 df-reu 2527 df-rab 2529 df-v 2815 df-sbc 3043 df-dif 3213 df-un 3215 df-in 3217 df-ss 3224 df-pw 3671 df-sn 3695 df-pr 3696 df-op 3698 df-uni 3915 df-int 3950 df-br 4110 df-opab 4172 df-mpt 4173 df-id 4414 df-xp 4755 df-rel 4756 df-cnv 4757 df-co 4758 df-dm 4759 df-rn 4760 df-res 4761 df-ima 4762 df-iota 5312 df-fun 5354 df-fn 5355 df-f 5356 df-fv 5360 df-riota 6003 df-ov 6053 df-oprab 6054 df-mpo 6055 df-pnf 8310 df-mnf 8311 df-xr 8312 df-ltxr 8313 df-le 8314 df-sub 8446 df-neg 8447 df-inn 9238 df-n0 9497 df-z 9578 df-uz 9854 df-fz 10343 |
| This theorem is referenced by: elfznn0 10448 elfz3nn0 10449 0elfz 10452 fz0to3un2pr 10457 elfz0ubfz0 10459 elfz0fzfz0 10460 fz0fzelfz0 10461 uzsubfz0 10463 fz0fzdiffz0 10464 elfzmlbm 10465 elfzmlbp 10466 difelfzle 10468 difelfznle 10469 fzofzim 10527 elfzodifsumelfzo 10546 elfzom1elp1fzo 10547 fzo0to42pr 10565 fzo0sn0fzo1 10566 fvinim0ffz 10587 bcm1n 11131 1elfz0hash 11171 swrdlen2 11354 swrdfv2 11355 pfxn0 11380 pfxeq 11388 swrdswrdlem 11396 swrdswrd 11397 swrdccatin1 11417 pfxccatin12lem1 11420 pfxccatin12lem2 11423 pfxccatin12lem3 11424 pfxccatin12 11425 pfxccat3 11426 swrdccat 11427 pfxccat3a 11430 swrdccat3blem 11431 prm23lt5 12961 lgsquadlem2 15951 konigsbergiedgwen 16479 konigsberglem1 16483 konigsberglem2 16484 konigsberglem3 16485 konigsberglem4 16486 |
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