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| Mirrors > Home > MPE Home > Th. List > Mathboxes > cdleme0a | Structured version Visualization version GIF version | ||
| Description: Part of proof of Lemma E in [Crawley] p. 113. (Contributed by NM, 12-Jun-2012.) |
| Ref | Expression |
|---|---|
| cdleme0.l | ⊢ ≤ = (le‘𝐾) |
| cdleme0.j | ⊢ ∨ = (join‘𝐾) |
| cdleme0.m | ⊢ ∧ = (meet‘𝐾) |
| cdleme0.a | ⊢ 𝐴 = (Atoms‘𝐾) |
| cdleme0.h | ⊢ 𝐻 = (LHyp‘𝐾) |
| cdleme0.u | ⊢ 𝑈 = ((𝑃 ∨ 𝑄) ∧ 𝑊) |
| Ref | Expression |
|---|---|
| cdleme0a | ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄)) → 𝑈 ∈ 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cdleme0.l | . 2 ⊢ ≤ = (le‘𝐾) | |
| 2 | cdleme0.j | . 2 ⊢ ∨ = (join‘𝐾) | |
| 3 | cdleme0.m | . 2 ⊢ ∧ = (meet‘𝐾) | |
| 4 | cdleme0.a | . 2 ⊢ 𝐴 = (Atoms‘𝐾) | |
| 5 | cdleme0.h | . 2 ⊢ 𝐻 = (LHyp‘𝐾) | |
| 6 | cdleme0.u | . 2 ⊢ 𝑈 = ((𝑃 ∨ 𝑄) ∧ 𝑊) | |
| 7 | 1, 2, 3, 4, 5, 6 | lhpat2 41082 | 1 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄)) → 𝑈 ∈ 𝐴) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ¬ wn 3 → wi 4 ∧ wa 401 ∧ w3a 1103 = wceq 1570 ∈ wcel 2145 ≠ wne 2956 class class class wbr 5103 ‘cfv 6537 (class class class)co 7418 lecple 17428 joincjn 18478 meetcmee 18479 Atomscatm 40300 HLchlt 40387 LHypclh 41021 |
| 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-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-rep 5232 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7749 |
| 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-nf 1817 df-sb 2100 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-ral 3078 df-rex 3088 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3453 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-id 5546 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7375 df-ov 7421 df-oprab 7422 df-proset 18461 df-poset 18480 df-plt 18495 df-lub 18511 df-glb 18512 df-join 18513 df-meet 18514 df-p0 18590 df-p1 18591 df-lat 18599 df-clat 18666 df-oposet 40213 df-ol 40215 df-oml 40216 df-covers 40303 df-ats 40304 df-atl 40335 df-cvlat 40359 df-hlat 40388 df-lhyp 41025 |
| This theorem is used by: cdleme21c 41364 cdleme21ct 41366 cdleme22aa 41376 cdleme22e 41381 cdleme22eALTN 41382 cdleme35a 41485 cdleme35b 41487 cdleme35c 41488 cdleme35f 41491 cdleme36a 41497 cdleme42k 41521 cdlemg9a 41669 cdlemg12a 41680 cdlemg18b 41716 cdlemg18c 41717 |
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