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| Mirrors > Home > ILE Home > Th. List > elfzel1 | Unicode version | ||
| Description: Membership in a finite set of sequential integer implies the lower bound is an integer. (Contributed by NM, 6-Sep-2005.) (Revised by Mario Carneiro, 28-Apr-2015.) |
| Ref | Expression |
|---|---|
| elfzel1 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elfzuz 10403 |
. 2
| |
| 2 | eluzel2 9905 |
. 2
| |
| 3 | 1, 2 | syl 14 |
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 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4244 ax-pow 4306 ax-pr 4341 ax-setind 4679 ax-cnex 8260 ax-resscn 8261 |
| This theorem depends on definitions: df-bi 117 df-3or 1010 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-ral 2533 df-rex 2534 df-rab 2537 df-v 2823 df-sbc 3052 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-pw 3687 df-sn 3711 df-pr 3712 df-op 3714 df-uni 3931 df-br 4126 df-opab 4188 df-mpt 4189 df-id 4433 df-xp 4775 df-rel 4776 df-cnv 4777 df-co 4778 df-dm 4779 df-rn 4780 df-res 4781 df-ima 4782 df-iota 5332 df-fun 5374 df-fn 5375 df-f 5376 df-fv 5380 df-ov 6078 df-oprab 6079 df-mpo 6080 df-neg 8490 df-z 9624 df-uz 9901 df-fz 10391 |
| This theorem is referenced by: fzdisj 10435 fzrev2i 10471 fzrev3 10472 uznfz 10488 elfzmlbm 10516 fzoval 10533 infssfzcldc 10647 infssfzledc 10648 iseqf1olemqcl 10914 iseqf1olemab 10917 iseqf1olemqf1o 10921 iseqf1olemqk 10922 iseqf1olemjpcl 10923 iseqf1olemqpcl 10924 iseqf1olemfvp 10925 seq3f1olemqsumkj 10926 seq3f1olemqsumk 10927 seq3f1olemqsum 10928 seq3f1olemstep 10929 bcp1nk 11178 pfxccatin12 11483 ballotfilemgun 13246 |
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