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| Mirrors > Home > MPE Home > Th. List > lattrd | Structured version Visualization version GIF version | ||
| Description: A lattice ordering is transitive. Deduction version of lattr 18650. (Contributed by NM, 3-Sep-2012.) |
| Ref | Expression |
|---|---|
| lattrd.b | ⊢ 𝐵 = (Base‘𝐾) |
| lattrd.l | ⊢ ≤ = (le‘𝐾) |
| lattrd.1 | ⊢ (𝜑 → 𝐾 ∈ Lat) |
| lattrd.2 | ⊢ (𝜑 → 𝑋 ∈ 𝐵) |
| lattrd.3 | ⊢ (𝜑 → 𝑌 ∈ 𝐵) |
| lattrd.4 | ⊢ (𝜑 → 𝑍 ∈ 𝐵) |
| lattrd.5 | ⊢ (𝜑 → 𝑋 ≤ 𝑌) |
| lattrd.6 | ⊢ (𝜑 → 𝑌 ≤ 𝑍) |
| Ref | Expression |
|---|---|
| lattrd | ⊢ (𝜑 → 𝑋 ≤ 𝑍) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lattrd.5 | . 2 ⊢ (𝜑 → 𝑋 ≤ 𝑌) | |
| 2 | lattrd.6 | . 2 ⊢ (𝜑 → 𝑌 ≤ 𝑍) | |
| 3 | lattrd.1 | . . 3 ⊢ (𝜑 → 𝐾 ∈ Lat) | |
| 4 | lattrd.2 | . . 3 ⊢ (𝜑 → 𝑋 ∈ 𝐵) | |
| 5 | lattrd.3 | . . 3 ⊢ (𝜑 → 𝑌 ∈ 𝐵) | |
| 6 | lattrd.4 | . . 3 ⊢ (𝜑 → 𝑍 ∈ 𝐵) | |
| 7 | lattrd.b | . . . 4 ⊢ 𝐵 = (Base‘𝐾) | |
| 8 | lattrd.l | . . . 4 ⊢ ≤ = (le‘𝐾) | |
| 9 | 7, 8 | lattr 18650 | . . 3 ⊢ ((𝐾 ∈ Lat ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵 ∧ 𝑍 ∈ 𝐵)) → ((𝑋 ≤ 𝑌 ∧ 𝑌 ≤ 𝑍) → 𝑋 ≤ 𝑍)) |
| 10 | 3, 4, 5, 6, 9 | syl13anc 1400 | . 2 ⊢ (𝜑 → ((𝑋 ≤ 𝑌 ∧ 𝑌 ≤ 𝑍) → 𝑋 ≤ 𝑍)) |
| 11 | 1, 2, 10 | mp2and 712 | 1 ⊢ (𝜑 → 𝑋 ≤ 𝑍) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2147 class class class wbr 5106 ‘cfv 6561 Basecbs 17419 lecple 17467 Latclat 18637 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-ext 2735 ax-nul 5264 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2102 df-clab 2742 df-cleq 2755 df-clel 2839 df-ne 2960 df-ral 3081 df-rex 3091 df-rab 3417 df-v 3456 df-ss 3901 df-dif 4050 df-un 4154 df-nul 4282 df-if 4486 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-br 5107 df-opab 5172 df-xp 5662 df-dm 5666 df-iota 6515 df-fv 6569 df-poset 18519 df-lat 18638 |
| This theorem is used by: latmlej11 18684 latjass 18689 lubun 18721 cvlcvr1 40599 exatleN 40664 2atjm 40705 2llnmat 40784 llnmlplnN 40799 2llnjaN 40826 2lplnja 40879 dalem5 40927 lncmp 41043 2lnat 41044 2llnma1b 41046 cdlema1N 41051 paddasslem5 41084 paddasslem12 41091 paddasslem13 41092 dalawlem3 41133 dalawlem5 41135 dalawlem6 41136 dalawlem7 41137 dalawlem8 41138 dalawlem11 41141 dalawlem12 41142 pl42lem1N 41239 lhpexle2lem 41269 lhpexle3lem 41271 4atexlemtlw 41327 4atexlemc 41329 cdleme15 41538 cdleme17b 41547 cdleme22e 41604 cdleme22eALTN 41605 cdleme23a 41609 cdleme28a 41630 cdleme30a 41638 cdleme32e 41705 cdleme35b 41710 trlord 41829 cdlemg10 41901 cdlemg11b 41902 cdlemg17a 41921 cdlemg35 41973 tendococl 42032 tendopltp 42040 cdlemi1 42078 cdlemk11 42109 cdlemk5u 42121 cdlemk11u 42131 cdlemk52 42214 dialss 42306 diaglbN 42315 diaintclN 42318 dia2dimlem1 42324 cdlemm10N 42378 djajN 42397 dibglbN 42426 dibintclN 42427 diblss 42430 cdlemn10 42466 dihord1 42478 dihord2pre2 42486 dihopelvalcpre 42508 dihord5apre 42522 dihmeetlem1N 42550 dihglblem2N 42554 dihmeetlem2N 42559 dihglbcpreN 42560 dihmeetlem3N 42565 |
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