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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 12210 | . 2 ⊢ (𝐾 ∈ (𝑀...𝑁) → 𝑁 ∈ (ℤ≥‘𝐾)) | |
2 | eluzelz 11573 | . 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 1977 ‘cfv 5804 (class class class)co 6549 ℤcz 11254 ℤ≥cuz 11563 ...cfz 12197 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-8 1979 ax-9 1986 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 ax-sep 4709 ax-nul 4717 ax-pow 4769 ax-pr 4833 ax-un 6847 ax-cnex 9871 ax-resscn 9872 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3or 1032 df-3an 1033 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-eu 2462 df-mo 2463 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-ne 2782 df-ral 2901 df-rex 2902 df-rab 2905 df-v 3175 df-sbc 3403 df-csb 3500 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-nul 3875 df-if 4037 df-pw 4110 df-sn 4126 df-pr 4128 df-op 4132 df-uni 4373 df-iun 4457 df-br 4584 df-opab 4644 df-mpt 4645 df-id 4953 df-xp 5044 df-rel 5045 df-cnv 5046 df-co 5047 df-dm 5048 df-rn 5049 df-res 5050 df-ima 5051 df-iota 5768 df-fun 5806 df-fn 5807 df-f 5808 df-fv 5812 df-ov 6552 df-oprab 6553 df-mpt2 6554 df-1st 7059 df-2nd 7060 df-neg 10148 df-z 11255 df-uz 11564 df-fz 12198 |
This theorem is referenced by: elfz1eq 12223 fzdisj 12239 fzssp1 12255 fzp1disj 12269 fzrev2i 12275 fzrev3 12276 fznuz 12291 fznn0sub2 12315 elfzmlbm 12318 difelfznle 12322 nn0disj 12324 fz1fzo0m1 12383 fzofzp1b 12432 bcm1k 12964 bcp1nk 12966 swrdccatin12lem2 13340 spllen 13356 fsum0diag2 14357 fallfacval3 14582 fallfacval4 14613 psgnunilem2 17738 pntpbnd1 25075 elfzfzo 38429 sumnnodd 38697 dvnmul 38833 dvnprodlem1 38836 dvnprodlem2 38837 stoweidlem34 38927 fourierdlem11 39011 fourierdlem12 39012 fourierdlem15 39015 fourierdlem41 39041 fourierdlem48 39047 fourierdlem49 39048 fourierdlem54 39053 fourierdlem79 39078 fourierdlem102 39101 fourierdlem114 39113 etransclem23 39150 etransclem35 39162 iundjiun 39353 iccpartiltu 39960 iccpartgt 39965 pfxccatin12lem2 40287 2elfz2melfz 40355 elfzelfzlble 40358 crctcsh1wlkn0 41024 |
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