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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 13614 | . . . 4 ⊢ (𝑁 ∈ ℤ → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) | |
| 2 | 1 | adantl 481 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) |
| 3 | fzfi 13934 | . . 3 ⊢ (𝑀...(𝑁 − 1)) ∈ Fin | |
| 4 | 2, 3 | eqeltrdi 2844 | . 2 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) ∈ Fin) |
| 5 | fzof 13610 | . . . . 5 ⊢ ..^:(ℤ × ℤ)⟶𝒫 ℤ | |
| 6 | 5 | fdmi 6679 | . . . 4 ⊢ dom ..^ = (ℤ × ℤ) |
| 7 | 6 | ndmov 7551 | . . 3 ⊢ (¬ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) = ∅) |
| 8 | 0fi 8989 | . . 3 ⊢ ∅ ∈ Fin | |
| 9 | 7, 8 | eqeltrdi 2844 | . 2 ⊢ (¬ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) ∈ Fin) |
| 10 | 4, 9 | pm2.61i 182 | 1 ⊢ (𝑀..^𝑁) ∈ Fin |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 ∧ wa 395 = wceq 1542 ∈ wcel 2114 ∅c0 4273 𝒫 cpw 4541 × cxp 5629 (class class class)co 7367 Fincfn 8893 1c1 11039 − cmin 11377 ℤcz 12524 ...cfz 13461 ..^cfzo 13608 |
| 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-pow 5307 ax-pr 5375 ax-un 7689 ax-cnex 11094 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-mulcom 11102 ax-addass 11103 ax-mulass 11104 ax-distr 11105 ax-i2m1 11106 ax-1ne0 11107 ax-1rid 11108 ax-rnegex 11109 ax-rrecex 11110 ax-cnre 11111 ax-pre-lttri 11112 ax-pre-lttrn 11113 ax-pre-ltadd 11114 ax-pre-mulgt0 11115 |
| 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-nel 3037 df-ral 3052 df-rex 3062 df-reu 3343 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-pss 3909 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-tr 5193 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-we 5586 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-pred 6265 df-ord 6326 df-on 6327 df-lim 6328 df-suc 6329 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-f1 6503 df-fo 6504 df-f1o 6505 df-fv 6506 df-riota 7324 df-ov 7370 df-oprab 7371 df-mpo 7372 df-om 7818 df-1st 7942 df-2nd 7943 df-frecs 8231 df-wrecs 8262 df-recs 8311 df-rdg 8349 df-1o 8405 df-er 8643 df-en 8894 df-dom 8895 df-sdom 8896 df-fin 8897 df-pnf 11181 df-mnf 11182 df-xr 11183 df-ltxr 11184 df-le 11185 df-sub 11379 df-neg 11380 df-nn 12175 df-n0 12438 df-z 12525 df-uz 12789 df-fz 13462 df-fzo 13609 |
| This theorem is referenced by: uzindi 13944 fnfzo0hashnn0 14413 tpf1o 14463 wrdfin 14494 hashwrdn 14509 ccatalpha 14556 s7f1o 14928 telfsumo 15765 fsumparts 15769 geoserg 15831 pwdif 15833 bitsfi 16406 bitsinv1 16411 bitsinvp1 16418 sadcaddlem 16426 sadadd2lem 16428 sadadd3 16430 sadaddlem 16435 sadasslem 16439 sadeq 16441 crth 16748 phimullem 16749 eulerthlem2 16752 eulerth 16753 phisum 16761 prmgaplem3 17024 cshwshashnsame 17074 ablfaclem3 20064 ablfac2 20066 iunmbl 25520 volsup 25523 dvfsumle 25988 dvfsumge 25989 dvfsumabs 25990 advlogexp 26619 dchrisumlem1 27452 dchrisumlem2 27453 dchrisum 27455 vdegp1bi 29606 eupthfi 30275 trlsegvdeglem6 30295 fz1nnct 32874 wrdfsupp 32997 gsummulsubdishift1 33129 gsummulsubdishift2 33130 cycpmconjslem2 33216 evl1deg2 33637 evl1deg3 33638 gsummoncoe1fzo 33657 ply1degltdimlem 33766 sigapildsys 34306 carsgclctunlem3 34464 ccatmulgnn0dir 34686 ofcccat 34687 signsplypnf 34694 signsvvf 34723 prodfzo03 34747 fsum2dsub 34751 reprle 34758 reprsuc 34759 reprfi 34760 reprlt 34763 hashreprin 34764 reprgt 34765 reprinfz1 34766 reprpmtf1o 34770 breprexplema 34774 breprexplemc 34776 breprexpnat 34778 circlemeth 34784 circlemethnat 34785 circlevma 34786 circlemethhgt 34787 hgt750lema 34801 lpadlem2 34824 mvrsfpw 35688 poimirlem26 37967 poimirlem27 37968 poimirlem28 37969 poimirlem30 37971 frlmfzowrdb 42949 frlmvscadiccat 42951 fltnltalem 43095 amgm2d 44625 amgm3d 44626 amgm4d 44627 fourierdlem25 46560 fourierdlem70 46604 fourierdlem71 46605 fourierdlem73 46607 fourierdlem79 46613 fourierdlem80 46614 meaiunlelem 46896 2pwp1prm 48052 gpgorder 48535 nn0sumshdiglemA 49095 nn0sumshdiglemB 49096 nn0mullong 49101 amgmw2d 50279 |
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