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| Mirrors > Home > MPE Home > Th. List > fzoss1 | Structured version Visualization version GIF version | ||
| Description: Subset relationship for half-open sequences of integers. (Contributed by Stefan O'Rear, 15-Aug-2015.) (Revised by Mario Carneiro, 29-Sep-2015.) |
| Ref | Expression |
|---|---|
| fzoss1 | ⊢ (𝐾 ∈ (ℤ≥‘𝑀) → (𝐾..^𝑁) ⊆ (𝑀..^𝑁)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sseq1 3938 | . 2 ⊢ ((𝐾..^𝑁) = ∅ → ((𝐾..^𝑁) ⊆ (𝑀..^𝑁) ↔ ∅ ⊆ (𝑀..^𝑁))) | |
| 2 | fzon0 13825 | . . . 4 ⊢ ((𝐾..^𝑁) ≠ ∅ ↔ 𝐾 ∈ (𝐾..^𝑁)) | |
| 3 | elfzoel2 13805 | . . . 4 ⊢ (𝐾 ∈ (𝐾..^𝑁) → 𝑁 ∈ ℤ) | |
| 4 | 2, 3 | sylbi 220 | . . 3 ⊢ ((𝐾..^𝑁) ≠ ∅ → 𝑁 ∈ ℤ) |
| 5 | fzss1 13710 | . . . . 5 ⊢ (𝐾 ∈ (ℤ≥‘𝑀) → (𝐾...(𝑁 − 1)) ⊆ (𝑀...(𝑁 − 1))) | |
| 6 | 5 | adantr 486 | . . . 4 ⊢ ((𝐾 ∈ (ℤ≥‘𝑀) ∧ 𝑁 ∈ ℤ) → (𝐾...(𝑁 − 1)) ⊆ (𝑀...(𝑁 − 1))) |
| 7 | fzoval 13807 | . . . . 5 ⊢ (𝑁 ∈ ℤ → (𝐾..^𝑁) = (𝐾...(𝑁 − 1))) | |
| 8 | 7 | adantl 487 | . . . 4 ⊢ ((𝐾 ∈ (ℤ≥‘𝑀) ∧ 𝑁 ∈ ℤ) → (𝐾..^𝑁) = (𝐾...(𝑁 − 1))) |
| 9 | fzoval 13807 | . . . . 5 ⊢ (𝑁 ∈ ℤ → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) | |
| 10 | 9 | adantl 487 | . . . 4 ⊢ ((𝐾 ∈ (ℤ≥‘𝑀) ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) |
| 11 | 6, 8, 10 | 3sstr4d 3968 | . . 3 ⊢ ((𝐾 ∈ (ℤ≥‘𝑀) ∧ 𝑁 ∈ ℤ) → (𝐾..^𝑁) ⊆ (𝑀..^𝑁)) |
| 12 | 4, 11 | sylan2 605 | . 2 ⊢ ((𝐾 ∈ (ℤ≥‘𝑀) ∧ (𝐾..^𝑁) ≠ ∅) → (𝐾..^𝑁) ⊆ (𝑀..^𝑁)) |
| 13 | 0ss 4353 | . . 3 ⊢ ∅ ⊆ (𝑀..^𝑁) | |
| 14 | 13 | a1i 11 | . 2 ⊢ (𝐾 ∈ (ℤ≥‘𝑀) → ∅ ⊆ (𝑀..^𝑁)) |
| 15 | 1, 12, 14 | pm2.61ne 3044 | 1 ⊢ (𝐾 ∈ (ℤ≥‘𝑀) → (𝐾..^𝑁) ⊆ (𝑀..^𝑁)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1569 ∈ wcel 2146 ≠ wne 2959 ⊆ wss 3900 ∅c0 4281 ‘cfv 6547 (class class class)co 7430 1c1 11214 − cmin 11554 ℤcz 12706 ℤ≥cuz 12978 ...cfz 13652 ..^cfzo 13801 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1944 ax-6 2001 ax-7 2042 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2196 ax-12 2215 ax-ext 2735 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 ax-un 7761 ax-cnex 11269 ax-resscn 11270 ax-1cn 11271 ax-icn 11272 ax-addcl 11273 ax-addrcl 11274 ax-mulcl 11275 ax-mulrcl 11276 ax-mulcom 11277 ax-addass 11278 ax-mulass 11279 ax-distr 11280 ax-i2m1 11281 ax-1ne0 11282 ax-1rid 11283 ax-rnegex 11284 ax-rrecex 11285 ax-cnre 11286 ax-pre-lttri 11287 ax-pre-lttrn 11288 ax-pre-ltadd 11289 ax-pre-mulgt0 11290 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2101 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-pss 4017 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-iun 4956 df-br 5107 df-opab 5171 df-mpt 5190 df-tr 5216 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6311 df-ord 6372 df-on 6373 df-lim 6374 df-suc 6375 df-iota 6501 df-fun 6549 df-fn 6550 df-f 6551 df-f1 6552 df-fo 6553 df-f1o 6554 df-fv 6555 df-riota 7387 df-ov 7433 df-oprab 7434 df-mpo 7435 df-om 7888 df-1st 8011 df-2nd 8012 df-frecs 8313 df-wrecs 8344 df-recs 8393 df-rdg 8432 df-er 8731 df-en 8988 df-dom 8989 df-sdom 8990 df-pnf 11358 df-mnf 11359 df-xr 11360 df-ltxr 11361 df-le 11362 df-sub 11556 df-neg 11557 df-nn 12349 df-n0 12620 df-z 12707 df-uz 12979 df-fz 13653 df-fzo 13802 |
| This theorem is used by: fzo0ss1 13837 fzosplit 13840 zpnn0elfzo 13886 fzofzp1 13912 fzostep1 13934 injresinjlem 13938 ccatval2 14736 ccatass 14747 swrdval2 14808 swrdf1 14813 swrdrn3 14816 splfv2a 14919 revccat 14929 revpfxsfxrev 14931 fsumparts 15988 dfpth2 30329 crctcshwlkn0lem5 30418 clwwlkccatlem 30595 swrdrn2 33573 swrdrndisj 33574 cycpmco2rn 33742 cycpmco2lem6 33748 iunincfi 46254 nndivides2 48599 muldvdsfacm1 48602 iccpartipre 48648 iccpartiltu 48649 nprmdvdsfacm1 48854 bgoldbtbndlem2 49049 |
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