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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 18538. (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 18538 | . . 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 2145 class class class wbr 5107 ‘cfv 6537 Basecbs 17307 lecple 17355 Latclat 18525 |
| 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 2147 ax-9 2155 ax-ext 2734 ax-nul 5267 |
| 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 2741 df-cleq 2754 df-clel 2837 df-ne 2958 df-ral 3079 df-rex 3089 df-rab 3415 df-v 3455 df-dif 3905 df-un 3907 df-ss 3919 df-nul 4283 df-if 4486 df-sn 4588 df-pr 4590 df-op 4594 df-uni 4871 df-br 5108 df-opab 5172 df-xp 5665 df-dm 5669 df-iota 6493 df-fv 6545 df-poset 18407 df-lat 18526 |
| This theorem is used by: latmlej11 18572 latjass 18577 lubun 18609 cvlcvr1 40220 exatleN 40285 2atjm 40326 2llnmat 40405 llnmlplnN 40420 2llnjaN 40447 2lplnja 40500 dalem5 40548 lncmp 40664 2lnat 40665 2llnma1b 40667 cdlema1N 40672 paddasslem5 40705 paddasslem12 40712 paddasslem13 40713 dalawlem3 40754 dalawlem5 40756 dalawlem6 40757 dalawlem7 40758 dalawlem8 40759 dalawlem11 40762 dalawlem12 40763 pl42lem1N 40860 lhpexle2lem 40890 lhpexle3lem 40892 4atexlemtlw 40948 4atexlemc 40950 cdleme15 41159 cdleme17b 41168 cdleme22e 41225 cdleme22eALTN 41226 cdleme23a 41230 cdleme28a 41251 cdleme30a 41259 cdleme32e 41326 cdleme35b 41331 trlord 41450 cdlemg10 41522 cdlemg11b 41523 cdlemg17a 41542 cdlemg35 41594 tendococl 41653 tendopltp 41661 cdlemi1 41699 cdlemk11 41730 cdlemk5u 41742 cdlemk11u 41752 cdlemk52 41835 dialss 41927 diaglbN 41936 diaintclN 41939 dia2dimlem1 41945 cdlemm10N 41999 djajN 42018 dibglbN 42047 dibintclN 42048 diblss 42051 cdlemn10 42087 dihord1 42099 dihord2pre2 42107 dihopelvalcpre 42129 dihord5apre 42143 dihmeetlem1N 42171 dihglblem2N 42175 dihmeetlem2N 42180 dihglbcpreN 42181 dihmeetlem3N 42186 |
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