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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 18598. (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 18598 | . . 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 5103 ‘cfv 6531 Basecbs 17367 lecple 17415 Latclat 18585 |
| 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 2733 ax-nul 5260 |
| 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 2740 df-cleq 2753 df-clel 2836 df-ne 2957 df-ral 3078 df-rex 3088 df-rab 3414 df-v 3453 df-dif 3902 df-un 3904 df-ss 3916 df-nul 4280 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-opab 5168 df-xp 5657 df-dm 5661 df-iota 6487 df-fv 6539 df-poset 18467 df-lat 18586 |
| This theorem is used by: latmlej11 18632 latjass 18637 lubun 18669 cvlcvr1 40364 exatleN 40429 2atjm 40470 2llnmat 40549 llnmlplnN 40564 2llnjaN 40591 2lplnja 40644 dalem5 40692 lncmp 40808 2lnat 40809 2llnma1b 40811 cdlema1N 40816 paddasslem5 40849 paddasslem12 40856 paddasslem13 40857 dalawlem3 40898 dalawlem5 40900 dalawlem6 40901 dalawlem7 40902 dalawlem8 40903 dalawlem11 40906 dalawlem12 40907 pl42lem1N 41004 lhpexle2lem 41034 lhpexle3lem 41036 4atexlemtlw 41092 4atexlemc 41094 cdleme15 41303 cdleme17b 41312 cdleme22e 41369 cdleme22eALTN 41370 cdleme23a 41374 cdleme28a 41395 cdleme30a 41403 cdleme32e 41470 cdleme35b 41475 trlord 41594 cdlemg10 41666 cdlemg11b 41667 cdlemg17a 41686 cdlemg35 41738 tendococl 41797 tendopltp 41805 cdlemi1 41843 cdlemk11 41874 cdlemk5u 41886 cdlemk11u 41896 cdlemk52 41979 dialss 42071 diaglbN 42080 diaintclN 42083 dia2dimlem1 42089 cdlemm10N 42143 djajN 42162 dibglbN 42191 dibintclN 42192 diblss 42195 cdlemn10 42231 dihord1 42243 dihord2pre2 42251 dihopelvalcpre 42273 dihord5apre 42287 dihmeetlem1N 42315 dihglblem2N 42319 dihmeetlem2N 42324 dihglbcpreN 42325 dihmeetlem3N 42330 |
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