Step | Hyp | Ref
| Expression |
1 | | dalem23.g |
. . . . 5
β’ πΊ = ((π β¨ π) β§ (π β¨ π)) |
2 | 1 | oveq1i 7387 |
. . . 4
β’ (πΊ β§ π) = (((π β¨ π) β§ (π β¨ π)) β§ π) |
3 | | dalem.ph |
. . . . . . . 8
β’ (π β (((πΎ β HL β§ πΆ β (BaseβπΎ)) β§ (π β π΄ β§ π β π΄ β§ π
β π΄) β§ (π β π΄ β§ π β π΄ β§ π β π΄)) β§ (π β π β§ π β π) β§ ((Β¬ πΆ β€ (π β¨ π) β§ Β¬ πΆ β€ (π β¨ π
) β§ Β¬ πΆ β€ (π
β¨ π)) β§ (Β¬ πΆ β€ (π β¨ π) β§ Β¬ πΆ β€ (π β¨ π) β§ Β¬ πΆ β€ (π β¨ π)) β§ (πΆ β€ (π β¨ π) β§ πΆ β€ (π β¨ π) β§ πΆ β€ (π
β¨ π))))) |
4 | 3 | dalemkehl 38192 |
. . . . . . 7
β’ (π β πΎ β HL) |
5 | | hlol 37929 |
. . . . . . 7
β’ (πΎ β HL β πΎ β OL) |
6 | 4, 5 | syl 17 |
. . . . . 6
β’ (π β πΎ β OL) |
7 | 6 | 3ad2ant1 1133 |
. . . . 5
β’ ((π β§ π = π β§ π) β πΎ β OL) |
8 | 4 | 3ad2ant1 1133 |
. . . . . 6
β’ ((π β§ π = π β§ π) β πΎ β HL) |
9 | | dalem.ps |
. . . . . . . 8
β’ (π β ((π β π΄ β§ π β π΄) β§ Β¬ π β€ π β§ (π β π β§ Β¬ π β€ π β§ πΆ β€ (π β¨ π)))) |
10 | 9 | dalemccea 38252 |
. . . . . . 7
β’ (π β π β π΄) |
11 | 10 | 3ad2ant3 1135 |
. . . . . 6
β’ ((π β§ π = π β§ π) β π β π΄) |
12 | 3 | dalempea 38195 |
. . . . . . 7
β’ (π β π β π΄) |
13 | 12 | 3ad2ant1 1133 |
. . . . . 6
β’ ((π β§ π = π β§ π) β π β π΄) |
14 | | eqid 2731 |
. . . . . . 7
β’
(BaseβπΎ) =
(BaseβπΎ) |
15 | | dalem.j |
. . . . . . 7
β’ β¨ =
(joinβπΎ) |
16 | | dalem.a |
. . . . . . 7
β’ π΄ = (AtomsβπΎ) |
17 | 14, 15, 16 | hlatjcl 37935 |
. . . . . 6
β’ ((πΎ β HL β§ π β π΄ β§ π β π΄) β (π β¨ π) β (BaseβπΎ)) |
18 | 8, 11, 13, 17 | syl3anc 1371 |
. . . . 5
β’ ((π β§ π = π β§ π) β (π β¨ π) β (BaseβπΎ)) |
19 | 9 | dalemddea 38253 |
. . . . . . 7
β’ (π β π β π΄) |
20 | 19 | 3ad2ant3 1135 |
. . . . . 6
β’ ((π β§ π = π β§ π) β π β π΄) |
21 | 3 | dalemsea 38198 |
. . . . . . 7
β’ (π β π β π΄) |
22 | 21 | 3ad2ant1 1133 |
. . . . . 6
β’ ((π β§ π = π β§ π) β π β π΄) |
23 | 14, 15, 16 | hlatjcl 37935 |
. . . . . 6
β’ ((πΎ β HL β§ π β π΄ β§ π β π΄) β (π β¨ π) β (BaseβπΎ)) |
24 | 8, 20, 22, 23 | syl3anc 1371 |
. . . . 5
β’ ((π β§ π = π β§ π) β (π β¨ π) β (BaseβπΎ)) |
25 | | dalem23.o |
. . . . . . 7
β’ π = (LPlanesβπΎ) |
26 | 3, 25 | dalemyeb 38218 |
. . . . . 6
β’ (π β π β (BaseβπΎ)) |
27 | 26 | 3ad2ant1 1133 |
. . . . 5
β’ ((π β§ π = π β§ π) β π β (BaseβπΎ)) |
28 | | dalem23.m |
. . . . . 6
β’ β§ =
(meetβπΎ) |
29 | 14, 28 | latmmdir 37803 |
. . . . 5
β’ ((πΎ β OL β§ ((π β¨ π) β (BaseβπΎ) β§ (π β¨ π) β (BaseβπΎ) β§ π β (BaseβπΎ))) β (((π β¨ π) β§ (π β¨ π)) β§ π) = (((π β¨ π) β§ π) β§ ((π β¨ π) β§ π))) |
30 | 7, 18, 24, 27, 29 | syl13anc 1372 |
. . . 4
β’ ((π β§ π = π β§ π) β (((π β¨ π) β§ (π β¨ π)) β§ π) = (((π β¨ π) β§ π) β§ ((π β¨ π) β§ π))) |
31 | 2, 30 | eqtrid 2783 |
. . 3
β’ ((π β§ π = π β§ π) β (πΊ β§ π) = (((π β¨ π) β§ π) β§ ((π β¨ π) β§ π))) |
32 | 15, 16 | hlatjcom 37936 |
. . . . . . 7
β’ ((πΎ β HL β§ π β π΄ β§ π β π΄) β (π β¨ π) = (π β¨ π)) |
33 | 8, 11, 13, 32 | syl3anc 1371 |
. . . . . 6
β’ ((π β§ π = π β§ π) β (π β¨ π) = (π β¨ π)) |
34 | 33 | oveq1d 7392 |
. . . . 5
β’ ((π β§ π = π β§ π) β ((π β¨ π) β§ π) = ((π β¨ π) β§ π)) |
35 | | dalem.l |
. . . . . . . 8
β’ β€ =
(leβπΎ) |
36 | | dalem23.y |
. . . . . . . 8
β’ π = ((π β¨ π) β¨ π
) |
37 | 3, 35, 15, 16, 25, 36 | dalemply 38223 |
. . . . . . 7
β’ (π β π β€ π) |
38 | 37 | 3ad2ant1 1133 |
. . . . . 6
β’ ((π β§ π = π β§ π) β π β€ π) |
39 | 9 | dalem-ccly 38254 |
. . . . . . 7
β’ (π β Β¬ π β€ π) |
40 | 39 | 3ad2ant3 1135 |
. . . . . 6
β’ ((π β§ π = π β§ π) β Β¬ π β€ π) |
41 | 14, 35, 15, 28, 16 | 2atjm 38014 |
. . . . . 6
β’ ((πΎ β HL β§ (π β π΄ β§ π β π΄ β§ π β (BaseβπΎ)) β§ (π β€ π β§ Β¬ π β€ π)) β ((π β¨ π) β§ π) = π) |
42 | 8, 13, 11, 27, 38, 40, 41 | syl132anc 1388 |
. . . . 5
β’ ((π β§ π = π β§ π) β ((π β¨ π) β§ π) = π) |
43 | 34, 42 | eqtrd 2771 |
. . . 4
β’ ((π β§ π = π β§ π) β ((π β¨ π) β§ π) = π) |
44 | 15, 16 | hlatjcom 37936 |
. . . . . . 7
β’ ((πΎ β HL β§ π β π΄ β§ π β π΄) β (π β¨ π) = (π β¨ π)) |
45 | 8, 20, 22, 44 | syl3anc 1371 |
. . . . . 6
β’ ((π β§ π = π β§ π) β (π β¨ π) = (π β¨ π)) |
46 | 45 | oveq1d 7392 |
. . . . 5
β’ ((π β§ π = π β§ π) β ((π β¨ π) β§ π) = ((π β¨ π) β§ π)) |
47 | | dalem23.z |
. . . . . . . 8
β’ π = ((π β¨ π) β¨ π) |
48 | 3, 35, 15, 16, 47 | dalemsly 38224 |
. . . . . . 7
β’ ((π β§ π = π) β π β€ π) |
49 | 48 | 3adant3 1132 |
. . . . . 6
β’ ((π β§ π = π β§ π) β π β€ π) |
50 | 9 | dalem-ddly 38255 |
. . . . . . 7
β’ (π β Β¬ π β€ π) |
51 | 50 | 3ad2ant3 1135 |
. . . . . 6
β’ ((π β§ π = π β§ π) β Β¬ π β€ π) |
52 | 14, 35, 15, 28, 16 | 2atjm 38014 |
. . . . . 6
β’ ((πΎ β HL β§ (π β π΄ β§ π β π΄ β§ π β (BaseβπΎ)) β§ (π β€ π β§ Β¬ π β€ π)) β ((π β¨ π) β§ π) = π) |
53 | 8, 22, 20, 27, 49, 51, 52 | syl132anc 1388 |
. . . . 5
β’ ((π β§ π = π β§ π) β ((π β¨ π) β§ π) = π) |
54 | 46, 53 | eqtrd 2771 |
. . . 4
β’ ((π β§ π = π β§ π) β ((π β¨ π) β§ π) = π) |
55 | 43, 54 | oveq12d 7395 |
. . 3
β’ ((π β§ π = π β§ π) β (((π β¨ π) β§ π) β§ ((π β¨ π) β§ π)) = (π β§ π)) |
56 | 3, 35, 15, 16, 25, 36 | dalempnes 38220 |
. . . . 5
β’ (π β π β π) |
57 | | hlatl 37928 |
. . . . . . 7
β’ (πΎ β HL β πΎ β AtLat) |
58 | 4, 57 | syl 17 |
. . . . . 6
β’ (π β πΎ β AtLat) |
59 | | eqid 2731 |
. . . . . . 7
β’
(0.βπΎ) =
(0.βπΎ) |
60 | 28, 59, 16 | atnem0 37886 |
. . . . . 6
β’ ((πΎ β AtLat β§ π β π΄ β§ π β π΄) β (π β π β (π β§ π) = (0.βπΎ))) |
61 | 58, 12, 21, 60 | syl3anc 1371 |
. . . . 5
β’ (π β (π β π β (π β§ π) = (0.βπΎ))) |
62 | 56, 61 | mpbid 231 |
. . . 4
β’ (π β (π β§ π) = (0.βπΎ)) |
63 | 62 | 3ad2ant1 1133 |
. . 3
β’ ((π β§ π = π β§ π) β (π β§ π) = (0.βπΎ)) |
64 | 31, 55, 63 | 3eqtrd 2775 |
. 2
β’ ((π β§ π = π β§ π) β (πΊ β§ π) = (0.βπΎ)) |
65 | 58 | 3ad2ant1 1133 |
. . 3
β’ ((π β§ π = π β§ π) β πΎ β AtLat) |
66 | 3, 35, 15, 16, 9, 28, 25, 36, 47, 1 | dalem23 38265 |
. . 3
β’ ((π β§ π = π β§ π) β πΊ β π΄) |
67 | 14, 35, 28, 59, 16 | atnle 37885 |
. . 3
β’ ((πΎ β AtLat β§ πΊ β π΄ β§ π β (BaseβπΎ)) β (Β¬ πΊ β€ π β (πΊ β§ π) = (0.βπΎ))) |
68 | 65, 66, 27, 67 | syl3anc 1371 |
. 2
β’ ((π β§ π = π β§ π) β (Β¬ πΊ β€ π β (πΊ β§ π) = (0.βπΎ))) |
69 | 64, 68 | mpbird 256 |
1
β’ ((π β§ π = π β§ π) β Β¬ πΊ β€ π) |