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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 12906 | . 2 ⊢ (𝐾 ∈ (𝑀...𝑁) → 𝑁 ∈ (ℤ≥‘𝐾)) | |
2 | eluzelz 12254 | . 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 6355 (class class class)co 7156 ℤcz 11982 ℤ≥cuz 12244 ...cfz 12893 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2793 ax-sep 5203 ax-nul 5210 ax-pow 5266 ax-pr 5330 ax-un 7461 ax-cnex 10593 ax-resscn 10594 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-ral 3143 df-rex 3144 df-rab 3147 df-v 3496 df-sbc 3773 df-csb 3884 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-nul 4292 df-if 4468 df-pw 4541 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4839 df-iun 4921 df-br 5067 df-opab 5129 df-mpt 5147 df-id 5460 df-xp 5561 df-rel 5562 df-cnv 5563 df-co 5564 df-dm 5565 df-rn 5566 df-res 5567 df-ima 5568 df-iota 6314 df-fun 6357 df-fn 6358 df-f 6359 df-fv 6363 df-ov 7159 df-oprab 7160 df-mpo 7161 df-1st 7689 df-2nd 7690 df-neg 10873 df-z 11983 df-uz 12245 df-fz 12894 |
This theorem is referenced by: elfz1eq 12919 fzdisj 12935 fzssp1 12951 fzp1disj 12967 fzrev2i 12973 fzrev3 12974 elfz1b 12977 fznuz 12990 fznn0sub2 13015 elfzmlbm 13018 difelfznle 13022 nn0disj 13024 fz1fzo0m1 13086 fzofzp1b 13136 bcm1k 13676 bcp1nk 13678 pfxccatin12lem2 14093 spllen 14116 fsum0diag2 15138 fallfacval3 15366 fallfacval4 15397 psgnunilem2 18623 pntpbnd1 26162 crctcshwlkn0 27599 fzm1ne1 30512 swrdrevpfx 32363 swrdwlk 32373 elfzfzo 41562 sumnnodd 41931 dvnmul 42248 dvnprodlem1 42251 dvnprodlem2 42252 stoweidlem34 42339 fourierdlem11 42423 fourierdlem12 42424 fourierdlem15 42427 fourierdlem41 42453 fourierdlem48 42459 fourierdlem49 42460 fourierdlem54 42465 fourierdlem79 42490 fourierdlem102 42513 fourierdlem114 42525 etransclem23 42562 etransclem35 42574 iundjiun 42762 2elfz2melfz 43538 elfzelfzlble 43541 iccpartiltu 43602 iccpartgt 43607 |
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