Proof of Theorem cdlemg31b0a
Step | Hyp | Ref
| Expression |
1 | | simp1l 1199 |
. . 3
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊) ∧ (𝑣 ∈ 𝐴 ∧ 𝑣 ≤ 𝑊)) ∧ (𝐹 ∈ 𝑇 ∧ 𝑣 ≠ (𝑅‘𝐹))) → 𝐾 ∈ HL) |
2 | | simp21l 1292 |
. . 3
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊) ∧ (𝑣 ∈ 𝐴 ∧ 𝑣 ≤ 𝑊)) ∧ (𝐹 ∈ 𝑇 ∧ 𝑣 ≠ (𝑅‘𝐹))) → 𝑃 ∈ 𝐴) |
3 | | simp23l 1296 |
. . 3
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊) ∧ (𝑣 ∈ 𝐴 ∧ 𝑣 ≤ 𝑊)) ∧ (𝐹 ∈ 𝑇 ∧ 𝑣 ≠ (𝑅‘𝐹))) → 𝑣 ∈ 𝐴) |
4 | | simp22l 1294 |
. . 3
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊) ∧ (𝑣 ∈ 𝐴 ∧ 𝑣 ≤ 𝑊)) ∧ (𝐹 ∈ 𝑇 ∧ 𝑣 ≠ (𝑅‘𝐹))) → 𝑄 ∈ 𝐴) |
5 | | simp1 1138 |
. . . 4
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊) ∧ (𝑣 ∈ 𝐴 ∧ 𝑣 ≤ 𝑊)) ∧ (𝐹 ∈ 𝑇 ∧ 𝑣 ≠ (𝑅‘𝐹))) → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻)) |
6 | | simp3l 1203 |
. . . 4
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊) ∧ (𝑣 ∈ 𝐴 ∧ 𝑣 ≤ 𝑊)) ∧ (𝐹 ∈ 𝑇 ∧ 𝑣 ≠ (𝑅‘𝐹))) → 𝐹 ∈ 𝑇) |
7 | | eqid 2739 |
. . . . 5
⊢
(0.‘𝐾) =
(0.‘𝐾) |
8 | | cdlemg12.a |
. . . . 5
⊢ 𝐴 = (Atoms‘𝐾) |
9 | | cdlemg12.h |
. . . . 5
⊢ 𝐻 = (LHyp‘𝐾) |
10 | | cdlemg12.t |
. . . . 5
⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊) |
11 | | cdlemg12b.r |
. . . . 5
⊢ 𝑅 = ((trL‘𝐾)‘𝑊) |
12 | 7, 8, 9, 10, 11 | trlator0 37954 |
. . . 4
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇) → ((𝑅‘𝐹) ∈ 𝐴 ∨ (𝑅‘𝐹) = (0.‘𝐾))) |
13 | 5, 6, 12 | syl2anc 587 |
. . 3
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊) ∧ (𝑣 ∈ 𝐴 ∧ 𝑣 ≤ 𝑊)) ∧ (𝐹 ∈ 𝑇 ∧ 𝑣 ≠ (𝑅‘𝐹))) → ((𝑅‘𝐹) ∈ 𝐴 ∨ (𝑅‘𝐹) = (0.‘𝐾))) |
14 | | simp22 1209 |
. . . . 5
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊) ∧ (𝑣 ∈ 𝐴 ∧ 𝑣 ≤ 𝑊)) ∧ (𝐹 ∈ 𝑇 ∧ 𝑣 ≠ (𝑅‘𝐹))) → (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊)) |
15 | | cdlemg12.l |
. . . . . . . 8
⊢ ≤ =
(le‘𝐾) |
16 | 15, 9, 10, 11 | trlle 37967 |
. . . . . . 7
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇) → (𝑅‘𝐹) ≤ 𝑊) |
17 | 5, 6, 16 | syl2anc 587 |
. . . . . 6
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊) ∧ (𝑣 ∈ 𝐴 ∧ 𝑣 ≤ 𝑊)) ∧ (𝐹 ∈ 𝑇 ∧ 𝑣 ≠ (𝑅‘𝐹))) → (𝑅‘𝐹) ≤ 𝑊) |
18 | 13, 17 | jca 515 |
. . . . 5
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊) ∧ (𝑣 ∈ 𝐴 ∧ 𝑣 ≤ 𝑊)) ∧ (𝐹 ∈ 𝑇 ∧ 𝑣 ≠ (𝑅‘𝐹))) → (((𝑅‘𝐹) ∈ 𝐴 ∨ (𝑅‘𝐹) = (0.‘𝐾)) ∧ (𝑅‘𝐹) ≤ 𝑊)) |
19 | | simp23 1210 |
. . . . 5
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊) ∧ (𝑣 ∈ 𝐴 ∧ 𝑣 ≤ 𝑊)) ∧ (𝐹 ∈ 𝑇 ∧ 𝑣 ≠ (𝑅‘𝐹))) → (𝑣 ∈ 𝐴 ∧ 𝑣 ≤ 𝑊)) |
20 | | simp3r 1204 |
. . . . . 6
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊) ∧ (𝑣 ∈ 𝐴 ∧ 𝑣 ≤ 𝑊)) ∧ (𝐹 ∈ 𝑇 ∧ 𝑣 ≠ (𝑅‘𝐹))) → 𝑣 ≠ (𝑅‘𝐹)) |
21 | 20 | necomd 2998 |
. . . . 5
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊) ∧ (𝑣 ∈ 𝐴 ∧ 𝑣 ≤ 𝑊)) ∧ (𝐹 ∈ 𝑇 ∧ 𝑣 ≠ (𝑅‘𝐹))) → (𝑅‘𝐹) ≠ 𝑣) |
22 | | cdlemg12.j |
. . . . . 6
⊢ ∨ =
(join‘𝐾) |
23 | 15, 22, 7, 8, 9 | lhp2at0ne 37819 |
. . . . 5
⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊) ∧ 𝑃 ∈ 𝐴) ∧ ((((𝑅‘𝐹) ∈ 𝐴 ∨ (𝑅‘𝐹) = (0.‘𝐾)) ∧ (𝑅‘𝐹) ≤ 𝑊) ∧ (𝑣 ∈ 𝐴 ∧ 𝑣 ≤ 𝑊)) ∧ (𝑅‘𝐹) ≠ 𝑣) → (𝑄 ∨ (𝑅‘𝐹)) ≠ (𝑃 ∨ 𝑣)) |
24 | 5, 14, 2, 18, 19, 21, 23 | syl321anc 1394 |
. . . 4
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊) ∧ (𝑣 ∈ 𝐴 ∧ 𝑣 ≤ 𝑊)) ∧ (𝐹 ∈ 𝑇 ∧ 𝑣 ≠ (𝑅‘𝐹))) → (𝑄 ∨ (𝑅‘𝐹)) ≠ (𝑃 ∨ 𝑣)) |
25 | 24 | necomd 2998 |
. . 3
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊) ∧ (𝑣 ∈ 𝐴 ∧ 𝑣 ≤ 𝑊)) ∧ (𝐹 ∈ 𝑇 ∧ 𝑣 ≠ (𝑅‘𝐹))) → (𝑃 ∨ 𝑣) ≠ (𝑄 ∨ (𝑅‘𝐹))) |
26 | | cdlemg12.m |
. . . 4
⊢ ∧ =
(meet‘𝐾) |
27 | 22, 26, 7, 8 | 2at0mat0 37308 |
. . 3
⊢ (((𝐾 ∈ HL ∧ 𝑃 ∈ 𝐴 ∧ 𝑣 ∈ 𝐴) ∧ (𝑄 ∈ 𝐴 ∧ ((𝑅‘𝐹) ∈ 𝐴 ∨ (𝑅‘𝐹) = (0.‘𝐾)) ∧ (𝑃 ∨ 𝑣) ≠ (𝑄 ∨ (𝑅‘𝐹)))) → (((𝑃 ∨ 𝑣) ∧ (𝑄 ∨ (𝑅‘𝐹))) ∈ 𝐴 ∨ ((𝑃 ∨ 𝑣) ∧ (𝑄 ∨ (𝑅‘𝐹))) = (0.‘𝐾))) |
28 | 1, 2, 3, 4, 13, 25, 27 | syl33anc 1387 |
. 2
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊) ∧ (𝑣 ∈ 𝐴 ∧ 𝑣 ≤ 𝑊)) ∧ (𝐹 ∈ 𝑇 ∧ 𝑣 ≠ (𝑅‘𝐹))) → (((𝑃 ∨ 𝑣) ∧ (𝑄 ∨ (𝑅‘𝐹))) ∈ 𝐴 ∨ ((𝑃 ∨ 𝑣) ∧ (𝑄 ∨ (𝑅‘𝐹))) = (0.‘𝐾))) |
29 | | cdlemg31.n |
. . . 4
⊢ 𝑁 = ((𝑃 ∨ 𝑣) ∧ (𝑄 ∨ (𝑅‘𝐹))) |
30 | 29 | eleq1i 2830 |
. . 3
⊢ (𝑁 ∈ 𝐴 ↔ ((𝑃 ∨ 𝑣) ∧ (𝑄 ∨ (𝑅‘𝐹))) ∈ 𝐴) |
31 | 29 | eqeq1i 2744 |
. . 3
⊢ (𝑁 = (0.‘𝐾) ↔ ((𝑃 ∨ 𝑣) ∧ (𝑄 ∨ (𝑅‘𝐹))) = (0.‘𝐾)) |
32 | 30, 31 | orbi12i 915 |
. 2
⊢ ((𝑁 ∈ 𝐴 ∨ 𝑁 = (0.‘𝐾)) ↔ (((𝑃 ∨ 𝑣) ∧ (𝑄 ∨ (𝑅‘𝐹))) ∈ 𝐴 ∨ ((𝑃 ∨ 𝑣) ∧ (𝑄 ∨ (𝑅‘𝐹))) = (0.‘𝐾))) |
33 | 28, 32 | sylibr 237 |
1
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊) ∧ (𝑣 ∈ 𝐴 ∧ 𝑣 ≤ 𝑊)) ∧ (𝐹 ∈ 𝑇 ∧ 𝑣 ≠ (𝑅‘𝐹))) → (𝑁 ∈ 𝐴 ∨ 𝑁 = (0.‘𝐾))) |