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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 13716 | . . . 4 ⊢ (𝑁 ∈ ℤ → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) | |
| 2 | 1 | adantl 487 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) |
| 3 | fzfi 14037 | . . 3 ⊢ (𝑀...(𝑁 − 1)) ∈ Fin | |
| 4 | 2, 3 | eqeltrdi 2868 | . 2 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) ∈ Fin) |
| 5 | fzof 13712 | . . . . 5 ⊢ ..^:(ℤ × ℤ)⟶𝒫 ℤ | |
| 6 | 5 | fdmi 6715 | . . . 4 ⊢ dom ..^ = (ℤ × ℤ) |
| 7 | 6 | ndmov 7599 | . . 3 ⊢ (¬ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) = ∅) |
| 8 | 0fi 9050 | . . 3 ⊢ ∅ ∈ Fin | |
| 9 | 7, 8 | eqeltrdi 2868 | . 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 2145 ∅c0 4279 𝒫 cpw 4557 × cxp 5653 (class class class)co 7414 Fincfn 8953 1c1 11126 − cmin 11466 ℤcz 12616 ...cfz 13562 ..^cfzo 13710 |
| 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 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-sep 5251 ax-nul 5263 ax-pow 5330 ax-pr 5398 ax-un 7737 ax-cnex 11181 ax-resscn 11182 ax-1cn 11183 ax-icn 11184 ax-addcl 11185 ax-addrcl 11186 ax-mulcl 11187 ax-mulrcl 11188 ax-mulcom 11189 ax-addass 11190 ax-mulass 11191 ax-distr 11192 ax-i2m1 11193 ax-1ne0 11194 ax-1rid 11195 ax-rnegex 11196 ax-rrecex 11197 ax-cnre 11198 ax-pre-lttri 11199 ax-pre-lttrn 11200 ax-pre-ltadd 11201 ax-pre-mulgt0 11202 |
| 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 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6299 df-ord 6360 df-on 6361 df-lim 6362 df-suc 6363 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-riota 7371 df-ov 7417 df-oprab 7418 df-mpo 7419 df-om 7864 df-1st 7987 df-2nd 7988 df-frecs 8281 df-wrecs 8312 df-recs 8361 df-rdg 8400 df-1o 8456 df-er 8697 df-en 8954 df-dom 8955 df-sdom 8956 df-fin 8957 df-pnf 11270 df-mnf 11271 df-xr 11272 df-ltxr 11273 df-le 11274 df-sub 11468 df-neg 11469 df-nn 12259 df-n0 12530 df-z 12617 df-uz 12889 df-fz 13563 df-fzo 13711 |
| This theorem is used by: uzindi 14047 fnfzo0hashnn0 14517 tpf1o 14567 wrdfin 14598 hashwrdn 14613 ccatalpha 14661 s7f1o 15040 telfsumo 15890 fsumparts 15894 geoserg 15956 pwdif 15958 bitsfi 16528 bitsinv1 16533 bitsinvp1 16540 sadcaddlem 16548 sadadd2lem 16550 sadadd3 16552 sadaddlem 16557 sadasslem 16561 sadeq 16563 crth 16870 phimullem 16871 eulerthlem2 16874 eulerth 16875 phisum 16883 prmgaplem3 17146 cshwshashnsame 17196 ablfaclem3 20217 ablfac2 20219 iunmbl 25782 volsup 25785 dvfsumle 26249 dvfsumge 26250 dvfsumabs 26251 advlogexp 26893 dchrisumlem1 27726 dchrisumlem2 27727 dchrisum 27729 vdegp1bi 29998 eupthfi 30686 trlsegvdeglem6 30706 fz1nnct 33273 wrdfsupp 33384 gsummulsubdishift1 33509 gsummulsubdishift2 33510 cycpmconjslem2 33596 evl1deg2 33988 evl1deg3 33989 gsummoncoe1fzo 34008 ply1degltdimlem 34133 sigapildsys 34674 carsgclctunlem3 34832 ccatmulgnn0dir 35054 ofcccat 35055 signsplypnf 35059 signsvvf 35088 prodfzo03 35112 fsum2dsub 35116 reprle 35123 reprsuc 35124 reprfi 35125 reprlt 35128 hashreprin 35129 reprgt 35130 reprinfz1 35131 reprpmtf1o 35135 breprexplema 35139 breprexplemc 35141 breprexpnat 35143 circlemeth 35149 circlemethnat 35150 circlevma 35151 circlemethhgt 35152 hgt750lema 35166 lpadlem2 35192 mvrsfpw 36086 poimirlem26 38396 poimirlem27 38397 poimirlem28 38398 poimirlem30 38400 frlmfzowrdb 43393 frlmvscadiccat 43395 fltnltalem 43509 amgm2d 45039 amgm3d 45040 amgm4d 45041 fourierdlem25 46961 fourierdlem70 47005 fourierdlem71 47006 fourierdlem73 47008 fourierdlem79 47014 fourierdlem80 47015 meaiunlelem 47297 2pwp1prm 48493 gpgorder 48976 nn0sumshdiglemA 49550 nn0sumshdiglemB 49551 nn0mullong 49556 amgmw2d 50823 |
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