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| Mirrors > Home > MPE Home > Th. List > fzssp1 | Structured version Visualization version GIF version | ||
| Description: Subset relationship for finite sets of sequential integers. (Contributed by NM, 21-Jul-2005.) (Revised by Mario Carneiro, 28-Apr-2015.) |
| Ref | Expression |
|---|---|
| fzssp1 | ⊢ (𝑀...𝑁) ⊆ (𝑀...(𝑁 + 1)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elfzel2 13425 | . . . 4 ⊢ (𝑘 ∈ (𝑀...𝑁) → 𝑁 ∈ ℤ) | |
| 2 | uzid 12750 | . . . 4 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ (ℤ≥‘𝑁)) | |
| 3 | peano2uz 12802 | . . . 4 ⊢ (𝑁 ∈ (ℤ≥‘𝑁) → (𝑁 + 1) ∈ (ℤ≥‘𝑁)) | |
| 4 | fzss2 13467 | . . . 4 ⊢ ((𝑁 + 1) ∈ (ℤ≥‘𝑁) → (𝑀...𝑁) ⊆ (𝑀...(𝑁 + 1))) | |
| 5 | 1, 2, 3, 4 | 4syl 19 | . . 3 ⊢ (𝑘 ∈ (𝑀...𝑁) → (𝑀...𝑁) ⊆ (𝑀...(𝑁 + 1))) |
| 6 | id 22 | . . 3 ⊢ (𝑘 ∈ (𝑀...𝑁) → 𝑘 ∈ (𝑀...𝑁)) | |
| 7 | 5, 6 | sseldd 3936 | . 2 ⊢ (𝑘 ∈ (𝑀...𝑁) → 𝑘 ∈ (𝑀...(𝑁 + 1))) |
| 8 | 7 | ssriv 3939 | 1 ⊢ (𝑀...𝑁) ⊆ (𝑀...(𝑁 + 1)) |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2109 ⊆ wss 3903 ‘cfv 6482 (class class class)co 7349 1c1 11010 + caddc 11012 ℤcz 12471 ℤ≥cuz 12735 ...cfz 13410 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-sep 5235 ax-nul 5245 ax-pow 5304 ax-pr 5371 ax-un 7671 ax-cnex 11065 ax-resscn 11066 ax-1cn 11067 ax-icn 11068 ax-addcl 11069 ax-addrcl 11070 ax-mulcl 11071 ax-mulrcl 11072 ax-mulcom 11073 ax-addass 11074 ax-mulass 11075 ax-distr 11076 ax-i2m1 11077 ax-1ne0 11078 ax-1rid 11079 ax-rnegex 11080 ax-rrecex 11081 ax-cnre 11082 ax-pre-lttri 11083 ax-pre-lttrn 11084 ax-pre-ltadd 11085 ax-pre-mulgt0 11086 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-reu 3344 df-rab 3395 df-v 3438 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4285 df-if 4477 df-pw 4553 df-sn 4578 df-pr 4580 df-op 4584 df-uni 4859 df-iun 4943 df-br 5093 df-opab 5155 df-mpt 5174 df-tr 5200 df-id 5514 df-eprel 5519 df-po 5527 df-so 5528 df-fr 5572 df-we 5574 df-xp 5625 df-rel 5626 df-cnv 5627 df-co 5628 df-dm 5629 df-rn 5630 df-res 5631 df-ima 5632 df-pred 6249 df-ord 6310 df-on 6311 df-lim 6312 df-suc 6313 df-iota 6438 df-fun 6484 df-fn 6485 df-f 6486 df-f1 6487 df-fo 6488 df-f1o 6489 df-fv 6490 df-riota 7306 df-ov 7352 df-oprab 7353 df-mpo 7354 df-om 7800 df-1st 7924 df-2nd 7925 df-frecs 8214 df-wrecs 8245 df-recs 8294 df-rdg 8332 df-er 8625 df-en 8873 df-dom 8874 df-sdom 8875 df-pnf 11151 df-mnf 11152 df-xr 11153 df-ltxr 11154 df-le 11155 df-sub 11349 df-neg 11350 df-nn 12129 df-n0 12385 df-z 12472 df-uz 12736 df-fz 13411 |
| This theorem is referenced by: fzelp1 13479 fseq1p1m1 13501 monoord2 13940 seqf1olem1 13948 seqf1olem2 13949 seqz 13957 binomlem 15736 binom1dif 15740 bpolycl 15959 bpolysum 15960 bpolydiflem 15961 bpoly4 15966 gsumsplit1r 18561 freshmansdream 21481 1stcfb 23330 axlowdimlem13 28899 axlowdimlem16 28902 gsumnunsn 34515 pthhashvtx 35111 cvmliftlem7 35274 poimirlem3 37613 poimirlem4 37614 volsupnfl 37655 sdclem2 37732 fdc 37735 mettrifi 37747 mapfzcons1cl 42701 2rexfrabdioph 42779 3rexfrabdioph 42780 4rexfrabdioph 42781 6rexfrabdioph 42782 7rexfrabdioph 42783 rabdiophlem2 42785 jm2.27dlem5 42996 monoord2xrv 45472 stoweidlem11 46002 stoweidlem34 46025 carageniuncllem1 46512 |
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