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| Mirrors > Home > MPE Home > Th. List > elfzel2 | Structured version Visualization version GIF version | ||
| Description: Membership in a finite set of sequential integer implies the upper bound is an integer. (Contributed by NM, 6-Sep-2005.) (Revised by Mario Carneiro, 28-Apr-2015.) |
| Ref | Expression |
|---|---|
| elfzel2 | ⊢ (𝐾 ∈ (𝑀...𝑁) → 𝑁 ∈ ℤ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elfzuz3 13544 | . 2 ⊢ (𝐾 ∈ (𝑀...𝑁) → 𝑁 ∈ (ℤ≥‘𝐾)) | |
| 2 | eluzelz 12867 | . 2 ⊢ (𝑁 ∈ (ℤ≥‘𝐾) → 𝑁 ∈ ℤ) | |
| 3 | 1, 2 | syl 18 | 1 ⊢ (𝐾 ∈ (𝑀...𝑁) → 𝑁 ∈ ℤ) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2143 ‘cfv 6536 (class class class)co 7410 ℤcz 12586 ℤ≥cuz 12857 ...cfz 13530 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-sep 5257 ax-nul 5269 ax-pr 5404 ax-un 7732 ax-cnex 11151 ax-resscn 11152 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-ral 3080 df-rex 3090 df-rab 3417 df-v 3457 df-sbc 3745 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-nul 4287 df-if 4488 df-pw 4564 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4873 df-iun 4958 df-br 5110 df-opab 5174 df-mpt 5193 df-id 5556 df-xp 5667 df-rel 5668 df-cnv 5669 df-co 5670 df-dm 5671 df-rn 5672 df-res 5673 df-ima 5674 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-fv 6544 df-ov 7413 df-oprab 7414 df-mpo 7415 df-1st 7982 df-2nd 7983 df-neg 11439 df-z 12587 df-uz 12858 df-fz 13531 |
| This theorem is referenced by: elfz1eq 13558 fzdisj 13575 fzssp1 13591 fzp1disj 13607 fzrev2i 13613 fzrev3 13614 elfz1b 13617 fznuz 13633 fznn0sub2 13659 elfzmlbm 13662 difelfznle 13666 nn0disj 13668 fz1fzo0m1 13735 fzofzp1b 13790 bcm1k 14347 bcp1nk 14349 pfxccatin12lem2 14764 spllen 14787 fsum0diag2 15830 fallfacval3 16062 fallfacval4 16092 psgnunilem2 19560 pntpbnd1 27750 crctcshwlkn0 30170 fzm1ne1 33133 swrdrevpfx 35608 swrdwlk 35619 elfzfzo 45996 sumnnodd 46346 dvnmul 46657 dvnprodlem1 46660 dvnprodlem2 46661 stoweidlem34 46748 fourierdlem11 46832 fourierdlem12 46833 fourierdlem15 46836 fourierdlem41 46862 fourierdlem48 46868 fourierdlem49 46869 fourierdlem54 46874 fourierdlem79 46899 fourierdlem102 46922 fourierdlem114 46934 etransclem23 46971 etransclem35 46983 iundjiun 47174 2elfz2melfz 48055 elfzelfzlble 48058 iccpartiltu 48171 iccpartgt 48176 |
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