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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 3948 | . 2 ⊢ ((𝐾..^𝑁) = ∅ → ((𝐾..^𝑁) ⊆ (𝑀..^𝑁) ↔ ∅ ⊆ (𝑀..^𝑁))) | |
| 2 | fzon0 13627 | . . . 4 ⊢ ((𝐾..^𝑁) ≠ ∅ ↔ 𝐾 ∈ (𝐾..^𝑁)) | |
| 3 | elfzoel2 13607 | . . . 4 ⊢ (𝐾 ∈ (𝐾..^𝑁) → 𝑁 ∈ ℤ) | |
| 4 | 2, 3 | sylbi 217 | . . 3 ⊢ ((𝐾..^𝑁) ≠ ∅ → 𝑁 ∈ ℤ) |
| 5 | fzss1 13512 | . . . . 5 ⊢ (𝐾 ∈ (ℤ≥‘𝑀) → (𝐾...(𝑁 − 1)) ⊆ (𝑀...(𝑁 − 1))) | |
| 6 | 5 | adantr 480 | . . . 4 ⊢ ((𝐾 ∈ (ℤ≥‘𝑀) ∧ 𝑁 ∈ ℤ) → (𝐾...(𝑁 − 1)) ⊆ (𝑀...(𝑁 − 1))) |
| 7 | fzoval 13609 | . . . . 5 ⊢ (𝑁 ∈ ℤ → (𝐾..^𝑁) = (𝐾...(𝑁 − 1))) | |
| 8 | 7 | adantl 481 | . . . 4 ⊢ ((𝐾 ∈ (ℤ≥‘𝑀) ∧ 𝑁 ∈ ℤ) → (𝐾..^𝑁) = (𝐾...(𝑁 − 1))) |
| 9 | fzoval 13609 | . . . . 5 ⊢ (𝑁 ∈ ℤ → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) | |
| 10 | 9 | adantl 481 | . . . 4 ⊢ ((𝐾 ∈ (ℤ≥‘𝑀) ∧ 𝑁 ∈ ℤ) → (𝑀..^𝑁) = (𝑀...(𝑁 − 1))) |
| 11 | 6, 8, 10 | 3sstr4d 3978 | . . 3 ⊢ ((𝐾 ∈ (ℤ≥‘𝑀) ∧ 𝑁 ∈ ℤ) → (𝐾..^𝑁) ⊆ (𝑀..^𝑁)) |
| 12 | 4, 11 | sylan2 594 | . 2 ⊢ ((𝐾 ∈ (ℤ≥‘𝑀) ∧ (𝐾..^𝑁) ≠ ∅) → (𝐾..^𝑁) ⊆ (𝑀..^𝑁)) |
| 13 | 0ss 4341 | . . 3 ⊢ ∅ ⊆ (𝑀..^𝑁) | |
| 14 | 13 | a1i 11 | . 2 ⊢ (𝐾 ∈ (ℤ≥‘𝑀) → ∅ ⊆ (𝑀..^𝑁)) |
| 15 | 1, 12, 14 | pm2.61ne 3018 | 1 ⊢ (𝐾 ∈ (ℤ≥‘𝑀) → (𝐾..^𝑁) ⊆ (𝑀..^𝑁)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 ≠ wne 2933 ⊆ wss 3890 ∅c0 4274 ‘cfv 6494 (class class class)co 7362 1c1 11034 − cmin 11372 ℤcz 12519 ℤ≥cuz 12783 ...cfz 13456 ..^cfzo 13603 |
| 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 5304 ax-pr 5372 ax-un 7684 ax-cnex 11089 ax-resscn 11090 ax-1cn 11091 ax-icn 11092 ax-addcl 11093 ax-addrcl 11094 ax-mulcl 11095 ax-mulrcl 11096 ax-mulcom 11097 ax-addass 11098 ax-mulass 11099 ax-distr 11100 ax-i2m1 11101 ax-1ne0 11102 ax-1rid 11103 ax-rnegex 11104 ax-rrecex 11105 ax-cnre 11106 ax-pre-lttri 11107 ax-pre-lttrn 11108 ax-pre-ltadd 11109 ax-pre-mulgt0 11110 |
| 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-reu 3344 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-pss 3910 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-tr 5194 df-id 5521 df-eprel 5526 df-po 5534 df-so 5535 df-fr 5579 df-we 5581 df-xp 5632 df-rel 5633 df-cnv 5634 df-co 5635 df-dm 5636 df-rn 5637 df-res 5638 df-ima 5639 df-pred 6261 df-ord 6322 df-on 6323 df-lim 6324 df-suc 6325 df-iota 6450 df-fun 6496 df-fn 6497 df-f 6498 df-f1 6499 df-fo 6500 df-f1o 6501 df-fv 6502 df-riota 7319 df-ov 7365 df-oprab 7366 df-mpo 7367 df-om 7813 df-1st 7937 df-2nd 7938 df-frecs 8226 df-wrecs 8257 df-recs 8306 df-rdg 8344 df-er 8638 df-en 8889 df-dom 8890 df-sdom 8891 df-pnf 11176 df-mnf 11177 df-xr 11178 df-ltxr 11179 df-le 11180 df-sub 11374 df-neg 11375 df-nn 12170 df-n0 12433 df-z 12520 df-uz 12784 df-fz 13457 df-fzo 13604 |
| This theorem is referenced by: fzo0ss1 13639 fzosplit 13642 zpnn0elfzo 13688 fzofzp1 13714 fzostep1 13736 injresinjlem 13740 ccatval2 14535 ccatass 14546 swrdval2 14604 splfv2a 14713 revccat 14723 fsumparts 15764 dfpth2 29816 crctcshwlkn0lem5 29901 clwwlkccatlem 30078 swrdrn2 33033 swrdrn3 33034 swrdf1 33035 swrdrndisj 33036 cycpmco2rn 33205 cycpmco2lem6 33211 revpfxsfxrev 35318 iunincfi 45546 nndivides2 47848 muldvdsfacm1 47851 iccpartipre 47897 iccpartiltu 47898 nprmdvdsfacm1 48103 bgoldbtbndlem2 48298 |
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