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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 13466 | . 2 ⊢ (𝐾 ∈ (𝑀...𝑁) → 𝑁 ∈ (ℤ≥‘𝐾)) | |
| 2 | eluzelz 12789 | . 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 2114 ‘cfv 6492 (class class class)co 7360 ℤcz 12515 ℤ≥cuz 12779 ...cfz 13452 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5231 ax-nul 5241 ax-pr 5370 ax-un 7682 ax-cnex 11085 ax-resscn 11086 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-id 5519 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-fv 6500 df-ov 7363 df-oprab 7364 df-mpo 7365 df-1st 7935 df-2nd 7936 df-neg 11371 df-z 12516 df-uz 12780 df-fz 13453 |
| This theorem is referenced by: elfz1eq 13480 fzdisj 13496 fzssp1 13512 fzp1disj 13528 fzrev2i 13534 fzrev3 13535 elfz1b 13538 fznuz 13554 fznn0sub2 13580 elfzmlbm 13583 difelfznle 13587 nn0disj 13589 fz1fzo0m1 13656 fzofzp1b 13711 bcm1k 14268 bcp1nk 14270 pfxccatin12lem2 14684 spllen 14707 fsum0diag2 15736 fallfacval3 15968 fallfacval4 15999 psgnunilem2 19461 pntpbnd1 27563 crctcshwlkn0 29904 fzm1ne1 32876 swrdrevpfx 35315 swrdwlk 35325 elfzfzo 45728 sumnnodd 46078 dvnmul 46389 dvnprodlem1 46392 dvnprodlem2 46393 stoweidlem34 46480 fourierdlem11 46564 fourierdlem12 46565 fourierdlem15 46568 fourierdlem41 46594 fourierdlem48 46600 fourierdlem49 46601 fourierdlem54 46606 fourierdlem79 46631 fourierdlem102 46654 fourierdlem114 46666 etransclem23 46703 etransclem35 46715 iundjiun 46906 2elfz2melfz 47778 elfzelfzlble 47781 iccpartiltu 47894 iccpartgt 47899 |
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