Step | Hyp | Ref
| Expression |
1 | | lshpnelb.u |
. . . . . 6
β’ (π β π β π») |
2 | | lshpnelb.v |
. . . . . . 7
β’ π = (Baseβπ) |
3 | | lshpnelb.n |
. . . . . . 7
β’ π = (LSpanβπ) |
4 | | eqid 2733 |
. . . . . . 7
β’
(LSubSpβπ) =
(LSubSpβπ) |
5 | | lshpnelb.p |
. . . . . . 7
β’ β =
(LSSumβπ) |
6 | | lshpnelb.h |
. . . . . . 7
β’ π» = (LSHypβπ) |
7 | | lshpnelb.w |
. . . . . . . 8
β’ (π β π β LVec) |
8 | | lveclmod 20710 |
. . . . . . . 8
β’ (π β LVec β π β LMod) |
9 | 7, 8 | syl 17 |
. . . . . . 7
β’ (π β π β LMod) |
10 | 2, 3, 4, 5, 6, 9 | islshpsm 37839 |
. . . . . 6
β’ (π β (π β π» β (π β (LSubSpβπ) β§ π β π β§ βπ£ β π (π β (πβ{π£})) = π))) |
11 | 1, 10 | mpbid 231 |
. . . . 5
β’ (π β (π β (LSubSpβπ) β§ π β π β§ βπ£ β π (π β (πβ{π£})) = π)) |
12 | 11 | simp3d 1145 |
. . . 4
β’ (π β βπ£ β π (π β (πβ{π£})) = π) |
13 | 12 | adantr 482 |
. . 3
β’ ((π β§ Β¬ π β π) β βπ£ β π (π β (πβ{π£})) = π) |
14 | | simp1l 1198 |
. . . . . 6
β’ (((π β§ Β¬ π β π) β§ π£ β π β§ (π β (πβ{π£})) = π) β π) |
15 | | simp2 1138 |
. . . . . 6
β’ (((π β§ Β¬ π β π) β§ π£ β π β§ (π β (πβ{π£})) = π) β π£ β π) |
16 | 4 | lsssssubg 20562 |
. . . . . . . . . . . 12
β’ (π β LMod β
(LSubSpβπ) β
(SubGrpβπ)) |
17 | 9, 16 | syl 17 |
. . . . . . . . . . 11
β’ (π β (LSubSpβπ) β (SubGrpβπ)) |
18 | 4, 6, 9, 1 | lshplss 37840 |
. . . . . . . . . . 11
β’ (π β π β (LSubSpβπ)) |
19 | 17, 18 | sseldd 3983 |
. . . . . . . . . 10
β’ (π β π β (SubGrpβπ)) |
20 | | lshpnelb.x |
. . . . . . . . . . . 12
β’ (π β π β π) |
21 | 2, 4, 3 | lspsncl 20581 |
. . . . . . . . . . . 12
β’ ((π β LMod β§ π β π) β (πβ{π}) β (LSubSpβπ)) |
22 | 9, 20, 21 | syl2anc 585 |
. . . . . . . . . . 11
β’ (π β (πβ{π}) β (LSubSpβπ)) |
23 | 17, 22 | sseldd 3983 |
. . . . . . . . . 10
β’ (π β (πβ{π}) β (SubGrpβπ)) |
24 | 5 | lsmub1 19520 |
. . . . . . . . . 10
β’ ((π β (SubGrpβπ) β§ (πβ{π}) β (SubGrpβπ)) β π β (π β (πβ{π}))) |
25 | 19, 23, 24 | syl2anc 585 |
. . . . . . . . 9
β’ (π β π β (π β (πβ{π}))) |
26 | 25 | adantr 482 |
. . . . . . . 8
β’ ((π β§ Β¬ π β π) β π β (π β (πβ{π}))) |
27 | 5 | lsmub2 19521 |
. . . . . . . . . . . 12
β’ ((π β (SubGrpβπ) β§ (πβ{π}) β (SubGrpβπ)) β (πβ{π}) β (π β (πβ{π}))) |
28 | 19, 23, 27 | syl2anc 585 |
. . . . . . . . . . 11
β’ (π β (πβ{π}) β (π β (πβ{π}))) |
29 | 2, 3 | lspsnid 20597 |
. . . . . . . . . . . 12
β’ ((π β LMod β§ π β π) β π β (πβ{π})) |
30 | 9, 20, 29 | syl2anc 585 |
. . . . . . . . . . 11
β’ (π β π β (πβ{π})) |
31 | 28, 30 | sseldd 3983 |
. . . . . . . . . 10
β’ (π β π β (π β (πβ{π}))) |
32 | | nelne1 3040 |
. . . . . . . . . 10
β’ ((π β (π β (πβ{π})) β§ Β¬ π β π) β (π β (πβ{π})) β π) |
33 | 31, 32 | sylan 581 |
. . . . . . . . 9
β’ ((π β§ Β¬ π β π) β (π β (πβ{π})) β π) |
34 | 33 | necomd 2997 |
. . . . . . . 8
β’ ((π β§ Β¬ π β π) β π β (π β (πβ{π}))) |
35 | | df-pss 3967 |
. . . . . . . 8
β’ (π β (π β (πβ{π})) β (π β (π β (πβ{π})) β§ π β (π β (πβ{π})))) |
36 | 26, 34, 35 | sylanbrc 584 |
. . . . . . 7
β’ ((π β§ Β¬ π β π) β π β (π β (πβ{π}))) |
37 | 36 | 3ad2ant1 1134 |
. . . . . 6
β’ (((π β§ Β¬ π β π) β§ π£ β π β§ (π β (πβ{π£})) = π) β π β (π β (πβ{π}))) |
38 | 4, 5 | lsmcl 20687 |
. . . . . . . . . . . 12
β’ ((π β LMod β§ π β (LSubSpβπ) β§ (πβ{π}) β (LSubSpβπ)) β (π β (πβ{π})) β (LSubSpβπ)) |
39 | 9, 18, 22, 38 | syl3anc 1372 |
. . . . . . . . . . 11
β’ (π β (π β (πβ{π})) β (LSubSpβπ)) |
40 | 2, 4 | lssss 20540 |
. . . . . . . . . . 11
β’ ((π β (πβ{π})) β (LSubSpβπ) β (π β (πβ{π})) β π) |
41 | 39, 40 | syl 17 |
. . . . . . . . . 10
β’ (π β (π β (πβ{π})) β π) |
42 | 41 | adantr 482 |
. . . . . . . . 9
β’ ((π β§ (π β (πβ{π£})) = π) β (π β (πβ{π})) β π) |
43 | | simpr 486 |
. . . . . . . . 9
β’ ((π β§ (π β (πβ{π£})) = π) β (π β (πβ{π£})) = π) |
44 | 42, 43 | sseqtrrd 4023 |
. . . . . . . 8
β’ ((π β§ (π β (πβ{π£})) = π) β (π β (πβ{π})) β (π β (πβ{π£}))) |
45 | 44 | adantlr 714 |
. . . . . . 7
β’ (((π β§ Β¬ π β π) β§ (π β (πβ{π£})) = π) β (π β (πβ{π})) β (π β (πβ{π£}))) |
46 | 45 | 3adant2 1132 |
. . . . . 6
β’ (((π β§ Β¬ π β π) β§ π£ β π β§ (π β (πβ{π£})) = π) β (π β (πβ{π})) β (π β (πβ{π£}))) |
47 | 7 | adantr 482 |
. . . . . . 7
β’ ((π β§ π£ β π) β π β LVec) |
48 | 18 | adantr 482 |
. . . . . . 7
β’ ((π β§ π£ β π) β π β (LSubSpβπ)) |
49 | 39 | adantr 482 |
. . . . . . 7
β’ ((π β§ π£ β π) β (π β (πβ{π})) β (LSubSpβπ)) |
50 | | simpr 486 |
. . . . . . 7
β’ ((π β§ π£ β π) β π£ β π) |
51 | 2, 4, 3, 5, 47, 48, 49, 50 | lsmcv 20747 |
. . . . . 6
β’ (((π β§ π£ β π) β§ π β (π β (πβ{π})) β§ (π β (πβ{π})) β (π β (πβ{π£}))) β (π β (πβ{π})) = (π β (πβ{π£}))) |
52 | 14, 15, 37, 46, 51 | syl211anc 1377 |
. . . . 5
β’ (((π β§ Β¬ π β π) β§ π£ β π β§ (π β (πβ{π£})) = π) β (π β (πβ{π})) = (π β (πβ{π£}))) |
53 | | simp3 1139 |
. . . . 5
β’ (((π β§ Β¬ π β π) β§ π£ β π β§ (π β (πβ{π£})) = π) β (π β (πβ{π£})) = π) |
54 | 52, 53 | eqtrd 2773 |
. . . 4
β’ (((π β§ Β¬ π β π) β§ π£ β π β§ (π β (πβ{π£})) = π) β (π β (πβ{π})) = π) |
55 | 54 | rexlimdv3a 3160 |
. . 3
β’ ((π β§ Β¬ π β π) β (βπ£ β π (π β (πβ{π£})) = π β (π β (πβ{π})) = π)) |
56 | 13, 55 | mpd 15 |
. 2
β’ ((π β§ Β¬ π β π) β (π β (πβ{π})) = π) |
57 | 9 | adantr 482 |
. . 3
β’ ((π β§ (π β (πβ{π})) = π) β π β LMod) |
58 | 1 | adantr 482 |
. . 3
β’ ((π β§ (π β (πβ{π})) = π) β π β π») |
59 | 20 | adantr 482 |
. . 3
β’ ((π β§ (π β (πβ{π})) = π) β π β π) |
60 | | simpr 486 |
. . 3
β’ ((π β§ (π β (πβ{π})) = π) β (π β (πβ{π})) = π) |
61 | 2, 3, 5, 6, 57, 58, 59, 60 | lshpnel 37842 |
. 2
β’ ((π β§ (π β (πβ{π})) = π) β Β¬ π β π) |
62 | 56, 61 | impbida 800 |
1
β’ (π β (Β¬ π β π β (π β (πβ{π})) = π)) |