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| Mirrors > Home > MPE Home > Th. List > fzofi | Structured version Visualization version GIF version | ||
| Description: Half-open integer sets are finite. (Contributed by Stefan O'Rear, 15-Aug-2015.) |
| Ref | Expression |
|---|---|
| fzofi | ⊢ (𝑀..^𝑁) ∈ Fin |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fzoval 13605 | . . . 4 ⊢ (𝑁 ∈ ℤ → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) | |
| 2 | 1 | adantl 482 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) |
| 3 | fzfi 13925 | . . 3 ⊢ (𝑀...(𝑁 − 1)) ∈ Fin | |
| 4 | 2, 3 | eqeltrdi 2847 | . 2 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) ∈ Fin) |
| 5 | fzof 13601 | . . . . 5 ⊢ ..^:(ℤ × ℤ)⟶𝒫 ℤ | |
| 6 | 5 | fdmi 6666 | . . . 4 ⊢ dom ..^ = (ℤ × ℤ) |
| 7 | 6 | ndmov 7540 | . . 3 ⊢ (¬ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) = ∅) |
| 8 | 0fi 8979 | . . 3 ⊢ ∅ ∈ Fin | |
| 9 | 7, 8 | eqeltrdi 2847 | . 2 ⊢ (¬ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) ∈ Fin) |
| 10 | 4, 9 | pm2.61i 183 | 1 ⊢ (𝑀..^𝑁) ∈ Fin |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 ∧ wa 396 = wceq 1547 ∈ wcel 2119 ∅c0 4261 𝒫 cpw 4529 × cxp 5616 (class class class)co 7356 Fincfn 8883 1c1 11030 − cmin 11368 ℤcz 12515 ...cfz 13452 ..^cfzo 13599 |
| 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-pow 5294 ax-pr 5362 ax-un 7678 ax-cnex 11085 ax-resscn 11086 ax-1cn 11087 ax-icn 11088 ax-addcl 11089 ax-addrcl 11090 ax-mulcl 11091 ax-mulrcl 11092 ax-mulcom 11093 ax-addass 11094 ax-mulass 11095 ax-distr 11096 ax-i2m1 11097 ax-1ne0 11098 ax-1rid 11099 ax-rnegex 11100 ax-rrecex 11101 ax-cnre 11102 ax-pre-lttri 11103 ax-pre-lttrn 11104 ax-pre-ltadd 11105 ax-pre-mulgt0 11106 |
| 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-nel 3039 df-ral 3054 df-rex 3064 df-reu 3345 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-pss 3903 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-tr 5180 df-id 5513 df-eprel 5518 df-po 5526 df-so 5527 df-fr 5571 df-we 5573 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-pred 6252 df-ord 6313 df-on 6314 df-lim 6315 df-suc 6316 df-iota 6441 df-fun 6487 df-fn 6488 df-f 6489 df-f1 6490 df-fo 6491 df-f1o 6492 df-fv 6493 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-om 7807 df-1st 7931 df-2nd 7932 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-1o 8395 df-er 8633 df-en 8884 df-dom 8885 df-sdom 8886 df-fin 8887 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-nn 12166 df-n0 12429 df-z 12516 df-uz 12780 df-fz 13453 df-fzo 13600 |
| This theorem is referenced by: uzindi 13935 fnfzo0hashnn0 14404 tpf1o 14454 wrdfin 14485 hashwrdn 14500 ccatalpha 14547 s7f1o 14919 telfsumo 15756 fsumparts 15760 geoserg 15822 pwdif 15824 bitsfi 16397 bitsinv1 16402 bitsinvp1 16409 sadcaddlem 16417 sadadd2lem 16419 sadadd3 16421 sadaddlem 16426 sadasslem 16430 sadeq 16432 crth 16739 phimullem 16740 eulerthlem2 16743 eulerth 16744 phisum 16752 prmgaplem3 17015 cshwshashnsame 17065 ablfaclem3 20055 ablfac2 20057 iunmbl 25538 volsup 25541 dvfsumle 26006 dvfsumge 26007 dvfsumabs 26008 advlogexp 26637 dchrisumlem1 27470 dchrisumlem2 27471 dchrisum 27473 vdegp1bi 29624 eupthfi 30293 trlsegvdeglem6 30313 fz1nnct 32893 wrdfsupp 33016 gsummulsubdishift1 33149 gsummulsubdishift2 33150 cycpmconjslem2 33236 evl1deg2 33660 evl1deg3 33661 gsummoncoe1fzo 33680 ply1degltdimlem 33806 sigapildsys 34346 carsgclctunlem3 34504 ccatmulgnn0dir 34726 ofcccat 34727 signsplypnf 34734 signsvvf 34763 prodfzo03 34787 fsum2dsub 34791 reprle 34798 reprsuc 34799 reprfi 34800 reprlt 34803 hashreprin 34804 reprgt 34805 reprinfz1 34806 reprpmtf1o 34810 breprexplema 34814 breprexplemc 34816 breprexpnat 34818 circlemeth 34824 circlemethnat 34825 circlevma 34826 circlemethhgt 34827 hgt750lema 34841 lpadlem2 34864 mvrsfpw 35734 poimirlem26 38013 poimirlem27 38014 poimirlem28 38015 poimirlem30 38017 frlmfzowrdb 42994 frlmvscadiccat 42996 fltnltalem 43112 amgm2d 44642 amgm3d 44643 amgm4d 44644 fourierdlem25 46575 fourierdlem70 46619 fourierdlem71 46620 fourierdlem73 46622 fourierdlem79 46628 fourierdlem80 46629 meaiunlelem 46911 2pwp1prm 48067 gpgorder 48550 nn0sumshdiglemA 49110 nn0sumshdiglemB 49111 nn0mullong 49116 amgmw2d 50294 |
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