Proof of Theorem cdlemk39s
Step | Hyp | Ref
| Expression |
1 | | simp22l 1290 |
. 2
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝐹 ∈ 𝑇 ∧ 𝐹 ≠ ( I ↾ 𝐵)) ∧ (𝐺 ∈ 𝑇 ∧ 𝐺 ≠ ( I ↾ 𝐵)) ∧ 𝑁 ∈ 𝑇) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁))) → 𝐺 ∈ 𝑇) |
2 | | cdlemk5.b |
. . . . . 6
⊢ 𝐵 = (Base‘𝐾) |
3 | | cdlemk5.l |
. . . . . 6
⊢ ≤ =
(le‘𝐾) |
4 | | cdlemk5.j |
. . . . . 6
⊢ ∨ =
(join‘𝐾) |
5 | | cdlemk5.m |
. . . . . 6
⊢ ∧ =
(meet‘𝐾) |
6 | | cdlemk5.a |
. . . . . 6
⊢ 𝐴 = (Atoms‘𝐾) |
7 | | cdlemk5.h |
. . . . . 6
⊢ 𝐻 = (LHyp‘𝐾) |
8 | | cdlemk5.t |
. . . . . 6
⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊) |
9 | | cdlemk5.r |
. . . . . 6
⊢ 𝑅 = ((trL‘𝐾)‘𝑊) |
10 | | cdlemk5.z |
. . . . . 6
⊢ 𝑍 = ((𝑃 ∨ (𝑅‘𝑏)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝑏 ∘ ◡𝐹)))) |
11 | | cdlemk5.y |
. . . . . 6
⊢ 𝑌 = ((𝑃 ∨ (𝑅‘𝑔)) ∧ (𝑍 ∨ (𝑅‘(𝑔 ∘ ◡𝑏)))) |
12 | | cdlemk5.x |
. . . . . 6
⊢ 𝑋 = (℩𝑧 ∈ 𝑇 ∀𝑏 ∈ 𝑇 ((𝑏 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝑏) ≠ (𝑅‘𝐹) ∧ (𝑅‘𝑏) ≠ (𝑅‘𝑔)) → (𝑧‘𝑃) = 𝑌)) |
13 | 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 | cdlemk39 38857 |
. . . . 5
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝐹 ∈ 𝑇 ∧ 𝐹 ≠ ( I ↾ 𝐵)) ∧ (𝑔 ∈ 𝑇 ∧ 𝑔 ≠ ( I ↾ 𝐵)) ∧ 𝑁 ∈ 𝑇) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁))) → (𝑅‘𝑋) ≤ (𝑅‘𝑔)) |
14 | 13 | sbcth 3726 |
. . . 4
⊢ (𝐺 ∈ 𝑇 → [𝐺 / 𝑔](((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝐹 ∈ 𝑇 ∧ 𝐹 ≠ ( I ↾ 𝐵)) ∧ (𝑔 ∈ 𝑇 ∧ 𝑔 ≠ ( I ↾ 𝐵)) ∧ 𝑁 ∈ 𝑇) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁))) → (𝑅‘𝑋) ≤ (𝑅‘𝑔))) |
15 | | sbcimg 3762 |
. . . 4
⊢ (𝐺 ∈ 𝑇 → ([𝐺 / 𝑔](((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝐹 ∈ 𝑇 ∧ 𝐹 ≠ ( I ↾ 𝐵)) ∧ (𝑔 ∈ 𝑇 ∧ 𝑔 ≠ ( I ↾ 𝐵)) ∧ 𝑁 ∈ 𝑇) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁))) → (𝑅‘𝑋) ≤ (𝑅‘𝑔)) ↔ ([𝐺 / 𝑔]((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝐹 ∈ 𝑇 ∧ 𝐹 ≠ ( I ↾ 𝐵)) ∧ (𝑔 ∈ 𝑇 ∧ 𝑔 ≠ ( I ↾ 𝐵)) ∧ 𝑁 ∈ 𝑇) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁))) → [𝐺 / 𝑔](𝑅‘𝑋) ≤ (𝑅‘𝑔)))) |
16 | 14, 15 | mpbid 231 |
. . 3
⊢ (𝐺 ∈ 𝑇 → ([𝐺 / 𝑔]((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝐹 ∈ 𝑇 ∧ 𝐹 ≠ ( I ↾ 𝐵)) ∧ (𝑔 ∈ 𝑇 ∧ 𝑔 ≠ ( I ↾ 𝐵)) ∧ 𝑁 ∈ 𝑇) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁))) → [𝐺 / 𝑔](𝑅‘𝑋) ≤ (𝑅‘𝑔))) |
17 | | eleq1 2826 |
. . . . . . 7
⊢ (𝑔 = 𝐺 → (𝑔 ∈ 𝑇 ↔ 𝐺 ∈ 𝑇)) |
18 | | neeq1 3005 |
. . . . . . 7
⊢ (𝑔 = 𝐺 → (𝑔 ≠ ( I ↾ 𝐵) ↔ 𝐺 ≠ ( I ↾ 𝐵))) |
19 | 17, 18 | anbi12d 630 |
. . . . . 6
⊢ (𝑔 = 𝐺 → ((𝑔 ∈ 𝑇 ∧ 𝑔 ≠ ( I ↾ 𝐵)) ↔ (𝐺 ∈ 𝑇 ∧ 𝐺 ≠ ( I ↾ 𝐵)))) |
20 | 19 | 3anbi2d 1439 |
. . . . 5
⊢ (𝑔 = 𝐺 → (((𝐹 ∈ 𝑇 ∧ 𝐹 ≠ ( I ↾ 𝐵)) ∧ (𝑔 ∈ 𝑇 ∧ 𝑔 ≠ ( I ↾ 𝐵)) ∧ 𝑁 ∈ 𝑇) ↔ ((𝐹 ∈ 𝑇 ∧ 𝐹 ≠ ( I ↾ 𝐵)) ∧ (𝐺 ∈ 𝑇 ∧ 𝐺 ≠ ( I ↾ 𝐵)) ∧ 𝑁 ∈ 𝑇))) |
21 | 20 | 3anbi2d 1439 |
. . . 4
⊢ (𝑔 = 𝐺 → (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝐹 ∈ 𝑇 ∧ 𝐹 ≠ ( I ↾ 𝐵)) ∧ (𝑔 ∈ 𝑇 ∧ 𝑔 ≠ ( I ↾ 𝐵)) ∧ 𝑁 ∈ 𝑇) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁))) ↔ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝐹 ∈ 𝑇 ∧ 𝐹 ≠ ( I ↾ 𝐵)) ∧ (𝐺 ∈ 𝑇 ∧ 𝐺 ≠ ( I ↾ 𝐵)) ∧ 𝑁 ∈ 𝑇) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁))))) |
22 | 21 | sbcieg 3751 |
. . 3
⊢ (𝐺 ∈ 𝑇 → ([𝐺 / 𝑔]((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝐹 ∈ 𝑇 ∧ 𝐹 ≠ ( I ↾ 𝐵)) ∧ (𝑔 ∈ 𝑇 ∧ 𝑔 ≠ ( I ↾ 𝐵)) ∧ 𝑁 ∈ 𝑇) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁))) ↔ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝐹 ∈ 𝑇 ∧ 𝐹 ≠ ( I ↾ 𝐵)) ∧ (𝐺 ∈ 𝑇 ∧ 𝐺 ≠ ( I ↾ 𝐵)) ∧ 𝑁 ∈ 𝑇) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁))))) |
23 | | sbcbr12g 5126 |
. . . 4
⊢ (𝐺 ∈ 𝑇 → ([𝐺 / 𝑔](𝑅‘𝑋) ≤ (𝑅‘𝑔) ↔ ⦋𝐺 / 𝑔⦌(𝑅‘𝑋) ≤ ⦋𝐺 / 𝑔⦌(𝑅‘𝑔))) |
24 | | csbfv2g 6800 |
. . . . 5
⊢ (𝐺 ∈ 𝑇 → ⦋𝐺 / 𝑔⦌(𝑅‘𝑋) = (𝑅‘⦋𝐺 / 𝑔⦌𝑋)) |
25 | | csbfv 6801 |
. . . . . 6
⊢
⦋𝐺 /
𝑔⦌(𝑅‘𝑔) = (𝑅‘𝐺) |
26 | 25 | a1i 11 |
. . . . 5
⊢ (𝐺 ∈ 𝑇 → ⦋𝐺 / 𝑔⦌(𝑅‘𝑔) = (𝑅‘𝐺)) |
27 | 24, 26 | breq12d 5083 |
. . . 4
⊢ (𝐺 ∈ 𝑇 → (⦋𝐺 / 𝑔⦌(𝑅‘𝑋) ≤ ⦋𝐺 / 𝑔⦌(𝑅‘𝑔) ↔ (𝑅‘⦋𝐺 / 𝑔⦌𝑋) ≤ (𝑅‘𝐺))) |
28 | 23, 27 | bitrd 278 |
. . 3
⊢ (𝐺 ∈ 𝑇 → ([𝐺 / 𝑔](𝑅‘𝑋) ≤ (𝑅‘𝑔) ↔ (𝑅‘⦋𝐺 / 𝑔⦌𝑋) ≤ (𝑅‘𝐺))) |
29 | 16, 22, 28 | 3imtr3d 292 |
. 2
⊢ (𝐺 ∈ 𝑇 → (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝐹 ∈ 𝑇 ∧ 𝐹 ≠ ( I ↾ 𝐵)) ∧ (𝐺 ∈ 𝑇 ∧ 𝐺 ≠ ( I ↾ 𝐵)) ∧ 𝑁 ∈ 𝑇) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁))) → (𝑅‘⦋𝐺 / 𝑔⦌𝑋) ≤ (𝑅‘𝐺))) |
30 | 1, 29 | mpcom 38 |
1
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝐹 ∈ 𝑇 ∧ 𝐹 ≠ ( I ↾ 𝐵)) ∧ (𝐺 ∈ 𝑇 ∧ 𝐺 ≠ ( I ↾ 𝐵)) ∧ 𝑁 ∈ 𝑇) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁))) → (𝑅‘⦋𝐺 / 𝑔⦌𝑋) ≤ (𝑅‘𝐺)) |