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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 13526 | . 2 ⊢ (𝐾 ∈ (𝑀...𝑁) → 𝑁 ∈ (ℤ≥‘𝐾)) | |
| 2 | eluzelz 12849 | . 2 ⊢ (𝑁 ∈ (ℤ≥‘𝐾) → 𝑁 ∈ ℤ) | |
| 3 | 1, 2 | syl 17 | 1 ⊢ (𝐾 ∈ (𝑀...𝑁) → 𝑁 ∈ ℤ) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2142 ‘cfv 6521 (class class class)co 7396 ℤcz 12568 ℤ≥cuz 12839 ...cfz 13512 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1815 ax-4 1829 ax-5 1930 ax-6 1987 ax-7 2028 ax-8 2144 ax-9 2152 ax-10 2175 ax-11 2191 ax-12 2212 ax-ext 2734 ax-sep 5246 ax-nul 5256 ax-pr 5390 ax-un 7718 ax-cnex 11129 ax-resscn 11130 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1099 df-3an 1100 df-tru 1563 df-fal 1573 df-ex 1800 df-nf 1804 df-sb 2091 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-ral 3077 df-rex 3087 df-rab 3415 df-v 3456 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-nul 4286 df-if 4481 df-pw 4557 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4951 df-br 5101 df-opab 5163 df-mpt 5182 df-id 5542 df-xp 5653 df-rel 5654 df-cnv 5655 df-co 5656 df-dm 5657 df-rn 5658 df-res 5659 df-ima 5660 df-iota 6477 df-fun 6523 df-fn 6524 df-f 6525 df-fv 6529 df-ov 7399 df-oprab 7400 df-mpo 7401 df-1st 7970 df-2nd 7971 df-neg 11417 df-z 12569 df-uz 12840 df-fz 13513 |
| This theorem is referenced by: elfz1eq 13540 fzdisj 13556 fzssp1 13572 fzp1disj 13588 fzrev2i 13594 fzrev3 13595 elfz1b 13598 fznuz 13614 fznn0sub2 13640 elfzmlbm 13643 difelfznle 13647 nn0disj 13649 fz1fzo0m1 13716 fzofzp1b 13771 bcm1k 14328 bcp1nk 14330 pfxccatin12lem2 14744 spllen 14767 fsum0diag2 15810 fallfacval3 16042 fallfacval4 16073 psgnunilem2 19535 pntpbnd1 27647 crctcshwlkn0 30018 fzm1ne1 32987 swrdrevpfx 35464 swrdwlk 35474 elfzfzo 45853 sumnnodd 46203 dvnmul 46514 dvnprodlem1 46517 dvnprodlem2 46518 stoweidlem34 46605 fourierdlem11 46689 fourierdlem12 46690 fourierdlem15 46693 fourierdlem41 46719 fourierdlem48 46725 fourierdlem49 46726 fourierdlem54 46731 fourierdlem79 46756 fourierdlem102 46779 fourierdlem114 46791 etransclem23 46828 etransclem35 46840 iundjiun 47031 2elfz2melfz 47909 elfzelfzlble 47912 iccpartiltu 48025 iccpartgt 48030 |
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