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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 2119 ‘cfv 6485 (class class class)co 7356 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 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-sep 5218 ax-nul 5228 ax-pr 5362 ax-un 7678 ax-cnex 11085 ax-resscn 11086 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-ral 3054 df-rex 3064 df-rab 3392 df-v 3433 df-sbc 3724 df-csb 3832 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4262 df-if 4455 df-pw 4531 df-sn 4556 df-pr 4558 df-op 4562 df-uni 4839 df-iun 4923 df-br 5073 df-opab 5135 df-mpt 5154 df-id 5513 df-xp 5624 df-rel 5625 df-cnv 5626 df-co 5627 df-dm 5628 df-rn 5629 df-res 5630 df-ima 5631 df-iota 6441 df-fun 6487 df-fn 6488 df-f 6489 df-fv 6493 df-ov 7359 df-oprab 7360 df-mpo 7361 df-1st 7931 df-2nd 7932 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 27567 crctcshwlkn0 29907 fzm1ne1 32880 swrdrevpfx 35345 swrdwlk 35355 elfzfzo 45725 sumnnodd 46075 dvnmul 46386 dvnprodlem1 46389 dvnprodlem2 46390 stoweidlem34 46477 fourierdlem11 46561 fourierdlem12 46562 fourierdlem15 46565 fourierdlem41 46591 fourierdlem48 46597 fourierdlem49 46598 fourierdlem54 46603 fourierdlem79 46628 fourierdlem102 46651 fourierdlem114 46663 etransclem23 46700 etransclem35 46712 iundjiun 46903 2elfz2melfz 47781 elfzelfzlble 47784 iccpartiltu 47897 iccpartgt 47902 |
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