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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 13582 | . . . 4 ⊢ (𝑘 ∈ (𝑀...𝑁) → 𝑁 ∈ ℤ) | |
2 | uzid 12918 | . . . 4 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ (ℤ≥‘𝑁)) | |
3 | peano2uz 12966 | . . . 4 ⊢ (𝑁 ∈ (ℤ≥‘𝑁) → (𝑁 + 1) ∈ (ℤ≥‘𝑁)) | |
4 | fzss2 13624 | . . . 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 4009 | . 2 ⊢ (𝑘 ∈ (𝑀...𝑁) → 𝑘 ∈ (𝑀...(𝑁 + 1))) |
8 | 7 | ssriv 4012 | 1 ⊢ (𝑀...𝑁) ⊆ (𝑀...(𝑁 + 1)) |
Colors of variables: wff setvar class |
Syntax hints: ∈ wcel 2108 ⊆ wss 3976 ‘cfv 6573 (class class class)co 7448 1c1 11185 + caddc 11187 ℤcz 12639 ℤ≥cuz 12903 ...cfz 13567 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1793 ax-4 1807 ax-5 1909 ax-6 1967 ax-7 2007 ax-8 2110 ax-9 2118 ax-10 2141 ax-11 2158 ax-12 2178 ax-ext 2711 ax-sep 5317 ax-nul 5324 ax-pow 5383 ax-pr 5447 ax-un 7770 ax-cnex 11240 ax-resscn 11241 ax-1cn 11242 ax-icn 11243 ax-addcl 11244 ax-addrcl 11245 ax-mulcl 11246 ax-mulrcl 11247 ax-mulcom 11248 ax-addass 11249 ax-mulass 11250 ax-distr 11251 ax-i2m1 11252 ax-1ne0 11253 ax-1rid 11254 ax-rnegex 11255 ax-rrecex 11256 ax-cnre 11257 ax-pre-lttri 11258 ax-pre-lttrn 11259 ax-pre-ltadd 11260 ax-pre-mulgt0 11261 |
This theorem depends on definitions: df-bi 207 df-an 396 df-or 847 df-3or 1088 df-3an 1089 df-tru 1540 df-fal 1550 df-ex 1778 df-nf 1782 df-sb 2065 df-mo 2543 df-eu 2572 df-clab 2718 df-cleq 2732 df-clel 2819 df-nfc 2895 df-ne 2947 df-nel 3053 df-ral 3068 df-rex 3077 df-reu 3389 df-rab 3444 df-v 3490 df-sbc 3805 df-csb 3922 df-dif 3979 df-un 3981 df-in 3983 df-ss 3993 df-pss 3996 df-nul 4353 df-if 4549 df-pw 4624 df-sn 4649 df-pr 4651 df-op 4655 df-uni 4932 df-iun 5017 df-br 5167 df-opab 5229 df-mpt 5250 df-tr 5284 df-id 5593 df-eprel 5599 df-po 5607 df-so 5608 df-fr 5652 df-we 5654 df-xp 5706 df-rel 5707 df-cnv 5708 df-co 5709 df-dm 5710 df-rn 5711 df-res 5712 df-ima 5713 df-pred 6332 df-ord 6398 df-on 6399 df-lim 6400 df-suc 6401 df-iota 6525 df-fun 6575 df-fn 6576 df-f 6577 df-f1 6578 df-fo 6579 df-f1o 6580 df-fv 6581 df-riota 7404 df-ov 7451 df-oprab 7452 df-mpo 7453 df-om 7904 df-1st 8030 df-2nd 8031 df-frecs 8322 df-wrecs 8353 df-recs 8427 df-rdg 8466 df-er 8763 df-en 9004 df-dom 9005 df-sdom 9006 df-pnf 11326 df-mnf 11327 df-xr 11328 df-ltxr 11329 df-le 11330 df-sub 11522 df-neg 11523 df-nn 12294 df-n0 12554 df-z 12640 df-uz 12904 df-fz 13568 |
This theorem is referenced by: fzelp1 13636 fseq1p1m1 13658 monoord2 14084 seqf1olem1 14092 seqf1olem2 14093 seqz 14101 binomlem 15877 binom1dif 15881 bpolycl 16100 bpolysum 16101 bpolydiflem 16102 bpoly4 16107 gsumsplit1r 18725 freshmansdream 21616 1stcfb 23474 axlowdimlem13 28987 axlowdimlem16 28990 gsumnunsn 34518 pthhashvtx 35095 cvmliftlem7 35259 poimirlem3 37583 poimirlem4 37584 volsupnfl 37625 sdclem2 37702 fdc 37705 mettrifi 37717 mapfzcons1cl 42674 2rexfrabdioph 42752 3rexfrabdioph 42753 4rexfrabdioph 42754 6rexfrabdioph 42755 7rexfrabdioph 42756 rabdiophlem2 42758 jm2.27dlem5 42970 monoord2xrv 45399 stoweidlem11 45932 stoweidlem34 45955 carageniuncllem1 46442 |
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