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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 13468 | . . . . 5 ⊢ (𝑘 ∈ (𝐾...𝑁) → 𝑘 ∈ (ℤ≥‘𝐾)) | |
| 2 | id 22 | . . . . 5 ⊢ (𝐾 ∈ (ℤ≥‘𝑀) → 𝐾 ∈ (ℤ≥‘𝑀)) | |
| 3 | uztrn 12800 | . . . . 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 13469 | . . . . 5 ⊢ (𝑘 ∈ (𝐾...𝑁) → 𝑁 ∈ (ℤ≥‘𝑘)) | |
| 6 | 5 | adantl 481 | . . . 4 ⊢ ((𝐾 ∈ (ℤ≥‘𝑀) ∧ 𝑘 ∈ (𝐾...𝑁)) → 𝑁 ∈ (ℤ≥‘𝑘)) |
| 7 | elfzuzb 13466 | . . . 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 3928 | 1 ⊢ (𝐾 ∈ (ℤ≥‘𝑀) → (𝐾...𝑁) ⊆ (𝑀...𝑁)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 ∈ wcel 2114 ⊆ wss 3890 ‘cfv 6493 (class class class)co 7361 ℤ≥cuz 12782 ...cfz 13455 |
| 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 5232 ax-nul 5242 ax-pow 5303 ax-pr 5371 ax-un 7683 ax-cnex 11088 ax-resscn 11089 ax-pre-lttri 11106 ax-pre-lttrn 11107 |
| 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 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-id 5520 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-iota 6449 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-ov 7364 df-oprab 7365 df-mpo 7366 df-1st 7936 df-2nd 7937 df-er 8637 df-en 8888 df-dom 8889 df-sdom 8890 df-pnf 11175 df-mnf 11176 df-xr 11177 df-ltxr 11178 df-le 11179 df-neg 11374 df-z 12519 df-uz 12783 df-fz 13456 |
| This theorem is referenced by: fzssnn 13516 fzp1ss 13523 fzdif1 13553 ige2m1fz 13565 fzoss1 13635 fzossnn0 13639 sermono 13990 seqsplit 13991 seqf1olem2 13998 seqz 14006 seqcoll2 14421 swrdswrd 14661 swrdccatin2 14685 pfxccatin12lem2c 14686 pfxccatpfx2 14693 swrds2m 14897 mertenslem1 15843 reumodprminv 16769 prmgaplcmlem1 17016 structfn 17120 strleun 17121 cpmadugsumlemF 22854 ply1termlem 26181 dvply1 26263 ppisval2 27085 ppiltx 27157 chtlepsi 27186 chtublem 27191 chpub 27200 gausslemma2dlem3 27348 2lgslem1a 27371 chtppilimlem1 27453 pntlemq 27581 pntlemf 27585 axlowdimlem16 29043 axlowdimlem17 29044 axlowdim 29047 cyclnumvtx 29886 crctcshwlkn0lem3 29898 swrdrndisj 33035 esumpmono 34242 ballotlem2 34652 ballotlemfc0 34656 ballotlemfcc 34657 fsum2dsub 34770 chtvalz 34792 poimirlem1 37959 poimirlem2 37960 poimirlem4 37962 poimirlem6 37964 poimirlem7 37965 poimirlem15 37973 poimirlem16 37974 poimirlem19 37977 poimirlem20 37978 poimirlem23 37981 poimirlem27 37985 fdc 38083 jm2.23 43445 stoweidlem11 46460 elaa2lem 46682 elfz2nn 47785 iccpartgel 47904 |
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