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| Mirrors > Home > ILE Home > Th. List > elfzoelz | GIF version | ||
| Description: Reverse closure for half-open integer sets. (Contributed by Stefan O'Rear, 14-Aug-2015.) |
| Ref | Expression |
|---|---|
| elfzoelz | ⊢ (𝐴 ∈ (𝐵..^𝐶) → 𝐴 ∈ ℤ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elfzoel1 10530 | . . . 4 ⊢ (𝐴 ∈ (𝐵..^𝐶) → 𝐵 ∈ ℤ) | |
| 2 | elfzoel2 10531 | . . . 4 ⊢ (𝐴 ∈ (𝐵..^𝐶) → 𝐶 ∈ ℤ) | |
| 3 | fzof 10529 | . . . . 5 ⊢ ..^:(ℤ × ℤ)⟶𝒫 ℤ | |
| 4 | 3 | fovcl 6184 | . . . 4 ⊢ ((𝐵 ∈ ℤ ∧ 𝐶 ∈ ℤ) → (𝐵..^𝐶) ∈ 𝒫 ℤ) |
| 5 | 1, 2, 4 | syl2anc 415 | . . 3 ⊢ (𝐴 ∈ (𝐵..^𝐶) → (𝐵..^𝐶) ∈ 𝒫 ℤ) |
| 6 | 5 | elpwid 3696 | . 2 ⊢ (𝐴 ∈ (𝐵..^𝐶) → (𝐵..^𝐶) ⊆ ℤ) |
| 7 | id 19 | . 2 ⊢ (𝐴 ∈ (𝐵..^𝐶) → 𝐴 ∈ (𝐵..^𝐶)) | |
| 8 | 6, 7 | sseldd 3249 | 1 ⊢ (𝐴 ∈ (𝐵..^𝐶) → 𝐴 ∈ ℤ) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∈ wcel 2209 𝒫 cpw 3685 (class class class)co 6075 ℤcz 9623 ..^cfzo 10527 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4244 ax-pow 4306 ax-pr 4341 ax-un 4573 ax-setind 4679 ax-cnex 8260 ax-resscn 8261 ax-1cn 8262 ax-1re 8263 ax-icn 8264 ax-addcl 8265 ax-addrcl 8266 ax-mulcl 8267 ax-addcom 8269 ax-addass 8271 ax-distr 8273 ax-i2m1 8274 ax-0lt1 8275 ax-0id 8277 ax-rnegex 8278 ax-cnre 8280 ax-pre-ltirr 8281 ax-pre-ltwlin 8282 ax-pre-lttrn 8283 ax-pre-ltadd 8285 |
| This theorem depends on definitions: df-bi 117 df-3or 1010 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-reu 2535 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-pw 3687 df-sn 3711 df-pr 3712 df-op 3714 df-uni 3931 df-int 3966 df-iun 4009 df-br 4126 df-opab 4188 df-mpt 4189 df-id 4433 df-xp 4775 df-rel 4776 df-cnv 4777 df-co 4778 df-dm 4779 df-rn 4780 df-res 4781 df-ima 4782 df-iota 5332 df-fun 5374 df-fn 5375 df-f 5376 df-fv 5380 df-riota 6028 df-ov 6078 df-oprab 6079 df-mpo 6080 df-1st 6364 df-2nd 6365 df-pnf 8352 df-mnf 8353 df-xr 8354 df-ltxr 8355 df-le 8356 df-sub 8489 df-neg 8490 df-inn 9284 df-n0 9543 df-z 9624 df-fz 10391 df-fzo 10528 |
| This theorem is referenced by: elfzo2 10535 elfzole1 10541 elfzolt2 10542 elfzolt3 10543 elfzolt2b 10544 elfzouz2 10547 fzonnsub 10556 fzospliti 10563 fzodisj 10565 fzodisjsn 10569 fzonmapblen 10577 fzoaddel 10583 elincfzoext 10589 fzosubel 10590 modaddmodup 10802 modaddmodlo 10803 modfzo0difsn 10810 modsumfzodifsn 10811 addmodlteq 10813 iseqf1olemqk 10922 seq3f1olemp 10930 seqfeq4g 10946 ccatcl 11339 ccatlen 11341 ccatval2 11344 ccatval3 11345 ccatvalfn 11347 ccatlid 11352 ccatass 11354 ccatrn 11355 ccatalpha 11359 swrdlen 11402 swrdfv 11403 swrdfv0 11404 swrdfv2 11413 swrdwrdsymbg 11414 swrdspsleq 11417 swrds1 11418 ccatswrd 11420 pfxfv 11434 ccatpfx 11451 swrdswrd 11455 pfxccatin12lem2a 11477 swrdccatin2 11479 pfxccatin12lem2 11481 pfxccatin12 11483 fzomaxdiflem 11856 fzomaxdif 11857 fzo0dvdseq 12602 fzocongeq 12603 addmodlteqALT 12604 crth 12980 phimullem 12981 eulerthlem1 12983 eulerthlemfi 12984 eulerthlemrprm 12985 hashgcdlem 12994 hashgcdeq 12996 phisum 12997 reumodprminv 13010 modprm0 13011 nnnn0modprm0 13012 modprmn0modprm0 13013 4sqlemafi 13152 nninfdclemlt 13320 znf1o 14958 wlk1walkdom 16514 clwwlkccatlem 16555 trlsegvdeglem6 16620 trilpolemeq1 16994 |
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