| Step |
Hyp |
Ref |
Expression |
| 1 |
|
cdlemg12.l |
⊢ ≤ = ( le ‘ 𝐾 ) |
| 2 |
|
cdlemg12.j |
⊢ ∨ = ( join ‘ 𝐾 ) |
| 3 |
|
cdlemg12.m |
⊢ ∧ = ( meet ‘ 𝐾 ) |
| 4 |
|
cdlemg12.a |
⊢ 𝐴 = ( Atoms ‘ 𝐾 ) |
| 5 |
|
cdlemg12.h |
⊢ 𝐻 = ( LHyp ‘ 𝐾 ) |
| 6 |
|
cdlemg12.t |
⊢ 𝑇 = ( ( LTrn ‘ 𝐾 ) ‘ 𝑊 ) |
| 7 |
|
cdlemg12b.r |
⊢ 𝑅 = ( ( trL ‘ 𝐾 ) ‘ 𝑊 ) |
| 8 |
|
simp3l |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ) |
| 9 |
|
simp11 |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → 𝐾 ∈ HL ) |
| 10 |
|
simp12 |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → 𝑊 ∈ 𝐻 ) |
| 11 |
|
simp13 |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → 𝐺 ∈ 𝑇 ) |
| 12 |
1 5 6 7
|
trlle |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐺 ∈ 𝑇 ) → ( 𝑅 ‘ 𝐺 ) ≤ 𝑊 ) |
| 13 |
9 10 11 12
|
syl21anc |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝑅 ‘ 𝐺 ) ≤ 𝑊 ) |
| 14 |
9
|
hllatd |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → 𝐾 ∈ Lat ) |
| 15 |
|
eqid |
⊢ ( Base ‘ 𝐾 ) = ( Base ‘ 𝐾 ) |
| 16 |
15 5 6 7
|
trlcl |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ 𝐺 ∈ 𝑇 ) → ( 𝑅 ‘ 𝐺 ) ∈ ( Base ‘ 𝐾 ) ) |
| 17 |
9 10 11 16
|
syl21anc |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝑅 ‘ 𝐺 ) ∈ ( Base ‘ 𝐾 ) ) |
| 18 |
|
simp21l |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → 𝑃 ∈ 𝐴 ) |
| 19 |
|
simp22 |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → 𝑄 ∈ 𝐴 ) |
| 20 |
15 2 4
|
hlatjcl |
⊢ ( ( 𝐾 ∈ HL ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴 ) → ( 𝑃 ∨ 𝑄 ) ∈ ( Base ‘ 𝐾 ) ) |
| 21 |
9 18 19 20
|
syl3anc |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝑃 ∨ 𝑄 ) ∈ ( Base ‘ 𝐾 ) ) |
| 22 |
15 5
|
lhpbase |
⊢ ( 𝑊 ∈ 𝐻 → 𝑊 ∈ ( Base ‘ 𝐾 ) ) |
| 23 |
10 22
|
syl |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → 𝑊 ∈ ( Base ‘ 𝐾 ) ) |
| 24 |
15 1 3
|
latlem12 |
⊢ ( ( 𝐾 ∈ Lat ∧ ( ( 𝑅 ‘ 𝐺 ) ∈ ( Base ‘ 𝐾 ) ∧ ( 𝑃 ∨ 𝑄 ) ∈ ( Base ‘ 𝐾 ) ∧ 𝑊 ∈ ( Base ‘ 𝐾 ) ) ) → ( ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝑅 ‘ 𝐺 ) ≤ 𝑊 ) ↔ ( 𝑅 ‘ 𝐺 ) ≤ ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ) ) |
| 25 |
14 17 21 23 24
|
syl13anc |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝑅 ‘ 𝐺 ) ≤ 𝑊 ) ↔ ( 𝑅 ‘ 𝐺 ) ≤ ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ) ) |
| 26 |
8 13 25
|
mpbi2and |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝑅 ‘ 𝐺 ) ≤ ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ) |
| 27 |
|
hlatl |
⊢ ( 𝐾 ∈ HL → 𝐾 ∈ AtLat ) |
| 28 |
9 27
|
syl |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → 𝐾 ∈ AtLat ) |
| 29 |
|
simp21 |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ) |
| 30 |
|
simp3r |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) |
| 31 |
1 4 5 6 7
|
trlat |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝐺 ∈ 𝑇 ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝑅 ‘ 𝐺 ) ∈ 𝐴 ) |
| 32 |
9 10 29 11 30 31
|
syl212anc |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝑅 ‘ 𝐺 ) ∈ 𝐴 ) |
| 33 |
|
simp23 |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → 𝑃 ≠ 𝑄 ) |
| 34 |
1 2 3 4 5
|
lhpat |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) ∧ ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ ( 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ) → ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ∈ 𝐴 ) |
| 35 |
9 10 29 19 33 34
|
syl212anc |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ∈ 𝐴 ) |
| 36 |
1 4
|
atcmp |
⊢ ( ( 𝐾 ∈ AtLat ∧ ( 𝑅 ‘ 𝐺 ) ∈ 𝐴 ∧ ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ∈ 𝐴 ) → ( ( 𝑅 ‘ 𝐺 ) ≤ ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ↔ ( 𝑅 ‘ 𝐺 ) = ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ) ) |
| 37 |
28 32 35 36
|
syl3anc |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( ( 𝑅 ‘ 𝐺 ) ≤ ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ↔ ( 𝑅 ‘ 𝐺 ) = ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ) ) |
| 38 |
26 37
|
mpbid |
⊢ ( ( ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ∧ 𝐺 ∈ 𝑇 ) ∧ ( ( 𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊 ) ∧ 𝑄 ∈ 𝐴 ∧ 𝑃 ≠ 𝑄 ) ∧ ( ( 𝑅 ‘ 𝐺 ) ≤ ( 𝑃 ∨ 𝑄 ) ∧ ( 𝐺 ‘ 𝑃 ) ≠ 𝑃 ) ) → ( 𝑅 ‘ 𝐺 ) = ( ( 𝑃 ∨ 𝑄 ) ∧ 𝑊 ) ) |