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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 13448 | . . . . 5 ⊢ (𝑘 ∈ (𝐾...𝑁) → 𝑘 ∈ (ℤ≥‘𝐾)) | |
| 2 | id 22 | . . . . 5 ⊢ (𝐾 ∈ (ℤ≥‘𝑀) → 𝐾 ∈ (ℤ≥‘𝑀)) | |
| 3 | uztrn 12781 | . . . . 5 ⊢ ((𝑘 ∈ (ℤ≥‘𝐾) ∧ 𝐾 ∈ (ℤ≥‘𝑀)) → 𝑘 ∈ (ℤ≥‘𝑀)) | |
| 4 | 1, 2, 3 | syl2anr 598 | . . . 4 ⊢ ((𝐾 ∈ (ℤ≥‘𝑀) ∧ 𝑘 ∈ (𝐾...𝑁)) → 𝑘 ∈ (ℤ≥‘𝑀)) |
| 5 | elfzuz3 13449 | . . . . 5 ⊢ (𝑘 ∈ (𝐾...𝑁) → 𝑁 ∈ (ℤ≥‘𝑘)) | |
| 6 | 5 | adantl 481 | . . . 4 ⊢ ((𝐾 ∈ (ℤ≥‘𝑀) ∧ 𝑘 ∈ (𝐾...𝑁)) → 𝑁 ∈ (ℤ≥‘𝑘)) |
| 7 | elfzuzb 13446 | . . . 4 ⊢ (𝑘 ∈ (𝑀...𝑁) ↔ (𝑘 ∈ (ℤ≥‘𝑀) ∧ 𝑁 ∈ (ℤ≥‘𝑘))) | |
| 8 | 4, 6, 7 | sylanbrc 584 | . . 3 ⊢ ((𝐾 ∈ (ℤ≥‘𝑀) ∧ 𝑘 ∈ (𝐾...𝑁)) → 𝑘 ∈ (𝑀...𝑁)) |
| 9 | 8 | ex 412 | . 2 ⊢ (𝐾 ∈ (ℤ≥‘𝑀) → (𝑘 ∈ (𝐾...𝑁) → 𝑘 ∈ (𝑀...𝑁))) |
| 10 | 9 | ssrdv 3941 | 1 ⊢ (𝐾 ∈ (ℤ≥‘𝑀) → (𝐾...𝑁) ⊆ (𝑀...𝑁)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 ∈ wcel 2114 ⊆ wss 3903 ‘cfv 6500 (class class class)co 7368 ℤ≥cuz 12763 ...cfz 13435 |
| 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 2709 ax-sep 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 ax-un 7690 ax-cnex 11094 ax-resscn 11095 ax-pre-lttri 11112 ax-pre-lttrn 11113 |
| 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 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-id 5527 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-ov 7371 df-oprab 7372 df-mpo 7373 df-1st 7943 df-2nd 7944 df-er 8645 df-en 8896 df-dom 8897 df-sdom 8898 df-pnf 11180 df-mnf 11181 df-xr 11182 df-ltxr 11183 df-le 11184 df-neg 11379 df-z 12501 df-uz 12764 df-fz 13436 |
| This theorem is referenced by: fzssnn 13496 fzp1ss 13503 fzdif1 13533 ige2m1fz 13545 fzoss1 13614 fzossnn0 13618 sermono 13969 seqsplit 13970 seqf1olem2 13977 seqz 13985 seqcoll2 14400 swrdswrd 14640 swrdccatin2 14664 pfxccatin12lem2c 14665 pfxccatpfx2 14672 swrds2m 14876 mertenslem1 15819 reumodprminv 16744 prmgaplcmlem1 16991 structfn 17095 strleun 17096 cpmadugsumlemF 22832 ply1termlem 26176 dvply1 26259 ppisval2 27083 ppiltx 27155 chtlepsi 27185 chtublem 27190 chpub 27199 gausslemma2dlem3 27347 2lgslem1a 27370 chtppilimlem1 27452 pntlemq 27580 pntlemf 27584 axlowdimlem16 29042 axlowdimlem17 29043 axlowdim 29046 cyclnumvtx 29885 crctcshwlkn0lem3 29897 swrdrndisj 33050 esumpmono 34257 ballotlem2 34667 ballotlemfc0 34671 ballotlemfcc 34672 fsum2dsub 34785 chtvalz 34807 poimirlem1 37872 poimirlem2 37873 poimirlem4 37875 poimirlem6 37877 poimirlem7 37878 poimirlem15 37886 poimirlem16 37887 poimirlem19 37890 poimirlem20 37891 poimirlem23 37894 poimirlem27 37898 fdc 37996 jm2.23 43353 stoweidlem11 46369 elaa2lem 46591 iccpartgel 47789 |
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