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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 13475 | . 2 ⊢ (𝐾 ∈ (𝑀...𝑁) → 𝑁 ∈ (ℤ≥‘𝐾)) | |
| 2 | eluzelz 12798 | . 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 6498 (class class class)co 7367 ℤcz 12524 ℤ≥cuz 12788 ...cfz 13461 |
| 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 2708 ax-sep 5231 ax-nul 5241 ax-pr 5375 ax-un 7689 ax-cnex 11094 ax-resscn 11095 |
| 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 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-ral 3052 df-rex 3062 df-rab 3390 df-v 3431 df-sbc 3729 df-csb 3838 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-nul 4274 df-if 4467 df-pw 4543 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-iun 4935 df-br 5086 df-opab 5148 df-mpt 5167 df-id 5526 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-fv 6506 df-ov 7370 df-oprab 7371 df-mpo 7372 df-1st 7942 df-2nd 7943 df-neg 11380 df-z 12525 df-uz 12789 df-fz 13462 |
| This theorem is referenced by: elfz1eq 13489 fzdisj 13505 fzssp1 13521 fzp1disj 13537 fzrev2i 13543 fzrev3 13544 elfz1b 13547 fznuz 13563 fznn0sub2 13589 elfzmlbm 13592 difelfznle 13596 nn0disj 13598 fz1fzo0m1 13665 fzofzp1b 13720 bcm1k 14277 bcp1nk 14279 pfxccatin12lem2 14693 spllen 14716 fsum0diag2 15745 fallfacval3 15977 fallfacval4 16008 psgnunilem2 19470 pntpbnd1 27549 crctcshwlkn0 29889 fzm1ne1 32861 swrdrevpfx 35299 swrdwlk 35309 elfzfzo 45710 sumnnodd 46060 dvnmul 46371 dvnprodlem1 46374 dvnprodlem2 46375 stoweidlem34 46462 fourierdlem11 46546 fourierdlem12 46547 fourierdlem15 46550 fourierdlem41 46576 fourierdlem48 46582 fourierdlem49 46583 fourierdlem54 46588 fourierdlem79 46613 fourierdlem102 46636 fourierdlem114 46648 etransclem23 46685 etransclem35 46697 iundjiun 46888 2elfz2melfz 47766 elfzelfzlble 47769 iccpartiltu 47882 iccpartgt 47887 |
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