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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 13707 | . . . 4 ⊢ (𝑁 ∈ ℤ → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) | |
| 2 | 1 | adantl 487 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) |
| 3 | fzfi 14028 | . . 3 ⊢ (𝑀...(𝑁 − 1)) ∈ Fin | |
| 4 | 2, 3 | eqeltrdi 2873 | . 2 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) ∈ Fin) |
| 5 | fzof 13703 | . . . . 5 ⊢ ..^:(ℤ × ℤ)⟶𝒫 ℤ | |
| 6 | 5 | fdmi 6721 | . . . 4 ⊢ dom ..^ = (ℤ × ℤ) |
| 7 | 6 | ndmov 7604 | . . 3 ⊢ (¬ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) = ∅) |
| 8 | 0fi 9046 | . . 3 ⊢ ∅ ∈ Fin | |
| 9 | 7, 8 | eqeltrdi 2873 | . 2 ⊢ (¬ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) ∈ Fin) |
| 10 | 4, 9 | pm2.61i 184 | 1 ⊢ (𝑀..^𝑁) ∈ Fin |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ¬ wn 3 ∧ wa 401 = wceq 1570 ∈ wcel 2146 ∅c0 4286 𝒫 cpw 4564 × cxp 5661 (class class class)co 7419 Fincfn 8949 1c1 11118 − cmin 11458 ℤcz 12608 ...cfz 13553 ..^cfzo 13701 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7742 ax-cnex 11173 ax-resscn 11174 ax-1cn 11175 ax-icn 11176 ax-addcl 11177 ax-addrcl 11178 ax-mulcl 11179 ax-mulrcl 11180 ax-mulcom 11181 ax-addass 11182 ax-mulass 11183 ax-distr 11184 ax-i2m1 11185 ax-1ne0 11186 ax-1rid 11187 ax-rnegex 11188 ax-rrecex 11189 ax-cnre 11190 ax-pre-lttri 11191 ax-pre-lttrn 11192 ax-pre-ltadd 11193 ax-pre-mulgt0 11194 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3067 df-ral 3082 df-rex 3092 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-iun 4960 df-br 5112 df-opab 5176 df-mpt 5195 df-tr 5221 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6306 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-riota 7376 df-ov 7422 df-oprab 7423 df-mpo 7424 df-om 7869 df-1st 7992 df-2nd 7993 df-frecs 8284 df-wrecs 8315 df-recs 8364 df-rdg 8403 df-1o 8459 df-er 8700 df-en 8950 df-dom 8951 df-sdom 8952 df-fin 8953 df-pnf 11262 df-mnf 11263 df-xr 11264 df-ltxr 11265 df-le 11266 df-sub 11460 df-neg 11461 df-nn 12251 df-n0 12522 df-z 12609 df-uz 12881 df-fz 13554 df-fzo 13702 |
| This theorem is used by: uzindi 14038 fnfzo0hashnn0 14508 tpf1o 14558 wrdfin 14589 hashwrdn 14604 ccatalpha 14652 s7f1o 15029 telfsumo 15879 fsumparts 15883 geoserg 15945 pwdif 15947 bitsfi 16519 bitsinv1 16524 bitsinvp1 16531 sadcaddlem 16539 sadadd2lem 16541 sadadd3 16543 sadaddlem 16548 sadasslem 16552 sadeq 16554 crth 16861 phimullem 16862 eulerthlem2 16865 eulerth 16866 phisum 16874 prmgaplem3 17137 cshwshashnsame 17187 ablfaclem3 20205 ablfac2 20207 iunmbl 25765 volsup 25768 dvfsumle 26233 dvfsumge 26234 dvfsumabs 26235 advlogexp 26873 dchrisumlem1 27706 dchrisumlem2 27707 dchrisum 27709 vdegp1bi 29947 eupthfi 30629 trlsegvdeglem6 30649 fz1nnct 33218 wrdfsupp 33329 gsummulsubdishift1 33454 gsummulsubdishift2 33455 cycpmconjslem2 33541 evl1deg2 33933 evl1deg3 33934 gsummoncoe1fzo 33953 ply1degltdimlem 34078 sigapildsys 34619 carsgclctunlem3 34777 ccatmulgnn0dir 34999 ofcccat 35000 signsplypnf 35004 signsvvf 35033 prodfzo03 35057 fsum2dsub 35061 reprle 35068 reprsuc 35069 reprfi 35070 reprlt 35073 hashreprin 35074 reprgt 35075 reprinfz1 35076 reprpmtf1o 35080 breprexplema 35084 breprexplemc 35086 breprexpnat 35088 circlemeth 35094 circlemethnat 35095 circlevma 35096 circlemethhgt 35097 hgt750lema 35111 lpadlem2 35137 mvrsfpw 36037 poimirlem26 38356 poimirlem27 38357 poimirlem28 38358 poimirlem30 38360 frlmfzowrdb 43338 frlmvscadiccat 43340 fltnltalem 43454 amgm2d 44984 amgm3d 44985 amgm4d 44986 fourierdlem25 46906 fourierdlem70 46950 fourierdlem71 46951 fourierdlem73 46953 fourierdlem79 46959 fourierdlem80 46960 meaiunlelem 47242 2pwp1prm 48401 gpgorder 48884 nn0sumshdiglemA 49458 nn0sumshdiglemB 49459 nn0mullong 49464 amgmw2d 50711 |
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