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| Mirrors > Home > MPE Home > Th. List > fzss1 | Structured version Visualization version GIF version | ||
| Description: Subset relationship for finite sets of sequential integers. (Contributed by NM, 28-Sep-2005.) (Proof shortened by Mario Carneiro, 28-Apr-2015.) |
| Ref | Expression |
|---|---|
| fzss1 | ⊢ (𝐾 ∈ (ℤ≥‘𝑀) → (𝐾...𝑁) ⊆ (𝑀...𝑁)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elfzuz 13465 | . . . . 5 ⊢ (𝑘 ∈ (𝐾...𝑁) → 𝑘 ∈ (ℤ≥‘𝐾)) | |
| 2 | id 22 | . . . . 5 ⊢ (𝐾 ∈ (ℤ≥‘𝑀) → 𝐾 ∈ (ℤ≥‘𝑀)) | |
| 3 | uztrn 12797 | . . . . 5 ⊢ ((𝑘 ∈ (ℤ≥‘𝐾) ∧ 𝐾 ∈ (ℤ≥‘𝑀)) → 𝑘 ∈ (ℤ≥‘𝑀)) | |
| 4 | 1, 2, 3 | syl2anr 603 | . . . 4 ⊢ ((𝐾 ∈ (ℤ≥‘𝑀) ∧ 𝑘 ∈ (𝐾...𝑁)) → 𝑘 ∈ (ℤ≥‘𝑀)) |
| 5 | elfzuz3 13466 | . . . . 5 ⊢ (𝑘 ∈ (𝐾...𝑁) → 𝑁 ∈ (ℤ≥‘𝑘)) | |
| 6 | 5 | adantl 482 | . . . 4 ⊢ ((𝐾 ∈ (ℤ≥‘𝑀) ∧ 𝑘 ∈ (𝐾...𝑁)) → 𝑁 ∈ (ℤ≥‘𝑘)) |
| 7 | elfzuzb 13463 | . . . 4 ⊢ (𝑘 ∈ (𝑀...𝑁) ↔ (𝑘 ∈ (ℤ≥‘𝑀) ∧ 𝑁 ∈ (ℤ≥‘𝑘))) | |
| 8 | 4, 6, 7 | sylanbrc 589 | . . 3 ⊢ ((𝐾 ∈ (ℤ≥‘𝑀) ∧ 𝑘 ∈ (𝐾...𝑁)) → 𝑘 ∈ (𝑀...𝑁)) |
| 9 | 8 | ex 413 | . 2 ⊢ (𝐾 ∈ (ℤ≥‘𝑀) → (𝑘 ∈ (𝐾...𝑁) → 𝑘 ∈ (𝑀...𝑁))) |
| 10 | 9 | ssrdv 3921 | 1 ⊢ (𝐾 ∈ (ℤ≥‘𝑀) → (𝐾...𝑁) ⊆ (𝑀...𝑁)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 396 ∈ wcel 2119 ⊆ wss 3883 ‘cfv 6485 (class class class)co 7356 ℤ≥cuz 12779 ...cfz 13452 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-sep 5218 ax-nul 5228 ax-pow 5294 ax-pr 5362 ax-un 7678 ax-cnex 11085 ax-resscn 11086 ax-pre-lttri 11103 ax-pre-lttrn 11104 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-nel 3039 df-ral 3054 df-rex 3064 df-rab 3392 df-v 3433 df-sbc 3724 df-csb 3832 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4262 df-if 4455 df-pw 4531 df-sn 4556 df-pr 4558 df-op 4562 df-uni 4839 df-iun 4923 df-br 5073 df-opab 5135 df-mpt 5154 df-id 5513 df-xp 5624 df-rel 5625 df-cnv 5626 df-co 5627 df-dm 5628 df-rn 5629 df-res 5630 df-ima 5631 df-iota 6441 df-fun 6487 df-fn 6488 df-f 6489 df-f1 6490 df-fo 6491 df-f1o 6492 df-fv 6493 df-ov 7359 df-oprab 7360 df-mpo 7361 df-1st 7931 df-2nd 7932 df-er 8633 df-en 8884 df-dom 8885 df-sdom 8886 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-neg 11371 df-z 12516 df-uz 12780 df-fz 13453 |
| This theorem is referenced by: fzssnn 13513 fzp1ss 13520 fzdif1 13550 ige2m1fz 13562 fzoss1 13632 fzossnn0 13636 sermono 13987 seqsplit 13988 seqf1olem2 13995 seqz 14003 seqcoll2 14418 swrdswrd 14658 swrdccatin2 14682 pfxccatin12lem2c 14683 pfxccatpfx2 14690 swrds2m 14894 mertenslem1 15840 reumodprminv 16766 prmgaplcmlem1 17013 structfn 17117 strleun 17118 cpmadugsumlemF 22859 ply1termlem 26186 dvply1 26268 ppisval2 27086 ppiltx 27158 chtlepsi 27187 chtublem 27192 chpub 27201 gausslemma2dlem3 27349 2lgslem1a 27372 chtppilimlem1 27454 pntlemq 27582 pntlemf 27586 axlowdimlem16 29044 axlowdimlem17 29045 axlowdim 29048 cyclnumvtx 29886 crctcshwlkn0lem3 29898 swrdrndisj 33036 esumpmono 34263 ballotlem2 34673 ballotlemfc0 34677 ballotlemfcc 34678 fsum2dsub 34791 chtvalz 34813 poimirlem1 37988 poimirlem2 37989 poimirlem4 37991 poimirlem6 37993 poimirlem7 37994 poimirlem15 38002 poimirlem16 38003 poimirlem19 38006 poimirlem20 38007 poimirlem23 38010 poimirlem27 38014 fdc 38112 jm2.23 43441 stoweidlem11 46454 elaa2lem 46676 elfz2nn 47785 iccpartgel 47904 |
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