| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 13794 | . . . 4 ⊢ (𝑁 ∈ ℤ → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) | |
| 2 | 1 | adantl 487 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) |
| 3 | fzfi 14115 | . . 3 ⊢ (𝑀...(𝑁 − 1)) ∈ Fin | |
| 4 | 2, 3 | eqeltrdi 2869 | . 2 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) ∈ Fin) |
| 5 | fzof 13790 | . . . . 5 ⊢ ..^:(ℤ × ℤ)⟶𝒫 ℤ | |
| 6 | 5 | fdmi 6721 | . . . 4 ⊢ dom ..^ = (ℤ × ℤ) |
| 7 | 6 | ndmov 7605 | . . 3 ⊢ (¬ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) = ∅) |
| 8 | 0fi 9070 | . . 3 ⊢ ∅ ∈ Fin | |
| 9 | 7, 8 | eqeltrdi 2869 | . 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 5649 (class class class)co 7420 Fincfn 8973 1c1 11201 − cmin 11541 ℤcz 12693 ...cfz 13639 ..^cfzo 13788 |
| 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 2733 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7751 ax-cnex 11256 ax-resscn 11257 ax-1cn 11258 ax-icn 11259 ax-addcl 11260 ax-addrcl 11261 ax-mulcl 11262 ax-mulrcl 11263 ax-mulcom 11264 ax-addass 11265 ax-mulass 11266 ax-distr 11267 ax-i2m1 11268 ax-1ne0 11269 ax-1rid 11270 ax-rnegex 11271 ax-rrecex 11272 ax-cnre 11273 ax-pre-lttri 11274 ax-pre-lttrn 11275 ax-pre-ltadd 11276 ax-pre-mulgt0 11277 |
| 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 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-reu 3367 df-rab 3414 df-v 3453 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 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-om 7878 df-1st 8001 df-2nd 8002 df-frecs 8299 df-wrecs 8330 df-recs 8379 df-rdg 8418 df-1o 8476 df-er 8717 df-en 8974 df-dom 8975 df-sdom 8976 df-fin 8977 df-pnf 11345 df-mnf 11346 df-xr 11347 df-ltxr 11348 df-le 11349 df-sub 11543 df-neg 11544 df-nn 12336 df-n0 12607 df-z 12694 df-uz 12966 df-fz 13640 df-fzo 13789 |
| This theorem is used by: uzindi 14125 fnfzo0hashnn0 14596 tpf1o 14646 wrdfin 14677 hashwrdn 14692 ccatalpha 14740 s7f1o 15119 telfsumo 15969 fsumparts 15973 geoserg 16035 pwdif 16037 bitsfi 16607 bitsinv1 16612 bitsinvp1 16619 sadcaddlem 16627 sadadd2lem 16629 sadadd3 16631 sadaddlem 16636 sadasslem 16640 sadeq 16642 crth 16955 phimullem 16956 eulerthlem2 16959 eulerth 16960 phisum 16968 prmgaplem3 17231 cshwshashnsame 17281 ablfaclem3 20303 ablfac2 20305 iunmbl 25874 volsup 25877 dvfsumle 26341 dvfsumge 26342 dvfsumabs 26343 advlogexp 26983 dchrisumlem1 27816 dchrisumlem2 27817 dchrisum 27819 vdegp1bi 30118 eupthfi 30806 trlsegvdeglem6 30826 fz1nnct 33393 wrdfsupp 33504 gsummulsubdishift1 33629 gsummulsubdishift2 33630 cycpmconjslem2 33716 evl1deg2 34109 evl1deg3 34110 gsummoncoe1fzo 34129 ply1degltdimlem 34254 sigapildsys 34795 carsgclctunlem3 34952 ccatmulgnn0dir 35174 ofcccat 35175 signsplypnf 35179 signsvvf 35208 prodfzo03 35232 fsum2dsub 35236 reprle 35243 reprsuc 35244 reprfi 35245 reprlt 35248 hashreprin 35249 reprgt 35250 reprinfz1 35251 reprpmtf1o 35255 breprexplema 35259 breprexplemc 35261 breprexpnat 35263 circlemeth 35269 circlemethnat 35270 circlevma 35271 circlemethhgt 35272 hgt750lema 35286 lpadlem2 35312 mvrsfpw 36271 poimirlem26 38564 poimirlem27 38565 poimirlem28 38566 poimirlem30 38568 frlmfzowrdb 43571 frlmvscadiccat 43573 fltnltalem 43673 amgm2d 45197 amgm3d 45198 amgm4d 45199 fourierdlem25 47141 fourierdlem70 47185 fourierdlem71 47186 fourierdlem73 47188 fourierdlem79 47194 fourierdlem80 47195 meaiunlelem 47477 2pwp1prm 48673 gpgorder 49156 nn0sumshdiglemA 49730 nn0sumshdiglemB 49731 nn0mullong 49736 amgmw2d 50988 |
| Copyright terms: Public domain | W3C validator |