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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 18525. (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 18525 | . . 3 ⊢ ((𝐾 ∈ Lat ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵 ∧ 𝑍 ∈ 𝐵)) → ((𝑋 ≤ 𝑌 ∧ 𝑌 ≤ 𝑍) → 𝑋 ≤ 𝑍)) |
| 10 | 3, 4, 5, 6, 9 | syl13anc 1399 | . 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 2146 class class class wbr 5114 ‘cfv 6543 Basecbs 17294 lecple 17342 Latclat 18512 |
| 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 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-ext 2738 ax-nul 5274 |
| 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 2100 df-clab 2745 df-cleq 2758 df-clel 2841 df-ne 2962 df-ral 3083 df-rex 3093 df-rab 3420 df-v 3460 df-dif 3911 df-un 3913 df-ss 3925 df-nul 4290 df-if 4493 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4878 df-br 5115 df-opab 5179 df-xp 5672 df-dm 5676 df-iota 6499 df-fv 6551 df-poset 18394 df-lat 18513 |
| This theorem is used by: latmlej11 18559 latjass 18564 lubun 18596 cvlcvr1 40154 exatleN 40219 2atjm 40260 2llnmat 40339 llnmlplnN 40354 2llnjaN 40381 2lplnja 40434 dalem5 40482 lncmp 40598 2lnat 40599 2llnma1b 40601 cdlema1N 40606 paddasslem5 40639 paddasslem12 40646 paddasslem13 40647 dalawlem3 40688 dalawlem5 40690 dalawlem6 40691 dalawlem7 40692 dalawlem8 40693 dalawlem11 40696 dalawlem12 40697 pl42lem1N 40794 lhpexle2lem 40824 lhpexle3lem 40826 4atexlemtlw 40882 4atexlemc 40884 cdleme15 41093 cdleme17b 41102 cdleme22e 41159 cdleme22eALTN 41160 cdleme23a 41164 cdleme28a 41185 cdleme30a 41193 cdleme32e 41260 cdleme35b 41265 trlord 41384 cdlemg10 41456 cdlemg11b 41457 cdlemg17a 41476 cdlemg35 41528 tendococl 41587 tendopltp 41595 cdlemi1 41633 cdlemk11 41664 cdlemk5u 41676 cdlemk11u 41686 cdlemk52 41769 dialss 41861 diaglbN 41870 diaintclN 41873 dia2dimlem1 41879 cdlemm10N 41933 djajN 41952 dibglbN 41981 dibintclN 41982 diblss 41985 cdlemn10 42021 dihord1 42033 dihord2pre2 42041 dihopelvalcpre 42063 dihord5apre 42077 dihmeetlem1N 42105 dihglblem2N 42109 dihmeetlem2N 42114 dihglbcpreN 42115 dihmeetlem3N 42120 |
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