Step | Hyp | Ref
| Expression |
1 | | hhssnv.2 |
. . . . 5
β’ π» β
Sβ |
2 | 1 | hhssabloi 30503 |
. . . 4
β’ (
+β βΎ (π» Γ π»)) β AbelOp |
3 | | ablogrpo 29788 |
. . . 4
β’ ((
+β βΎ (π» Γ π»)) β AbelOp β (
+β βΎ (π» Γ π»)) β GrpOp) |
4 | 2, 3 | ax-mp 5 |
. . 3
β’ (
+β βΎ (π» Γ π»)) β GrpOp |
5 | 1 | shssii 30454 |
. . . . . 6
β’ π» β
β |
6 | | xpss12 5691 |
. . . . . 6
β’ ((π» β β β§ π» β β) β (π» Γ π») β ( β Γ
β)) |
7 | 5, 5, 6 | mp2an 691 |
. . . . 5
β’ (π» Γ π») β ( β Γ
β) |
8 | | ax-hfvadd 30241 |
. . . . . 6
β’
+β :( β Γ β)βΆ
β |
9 | 8 | fdmi 6727 |
. . . . 5
β’ dom
+β = ( β Γ β) |
10 | 7, 9 | sseqtrri 4019 |
. . . 4
β’ (π» Γ π») β dom
+β |
11 | | ssdmres 6003 |
. . . 4
β’ ((π» Γ π») β dom +β β
dom ( +β βΎ (π» Γ π»)) = (π» Γ π»)) |
12 | 10, 11 | mpbi 229 |
. . 3
β’ dom (
+β βΎ (π» Γ π»)) = (π» Γ π») |
13 | 4, 12 | grporn 29762 |
. 2
β’ π» = ran ( +β
βΎ (π» Γ π»)) |
14 | | sh0 30457 |
. . . . . 6
β’ (π» β
Sβ β 0β β π») |
15 | 1, 14 | ax-mp 5 |
. . . . 5
β’
0β β π» |
16 | | ovres 7570 |
. . . . 5
β’
((0β β π» β§ 0β β π») β (0β(
+β βΎ (π» Γ π»))0β) =
(0β +β
0β)) |
17 | 15, 15, 16 | mp2an 691 |
. . . 4
β’
(0β( +β βΎ (π» Γ π»))0β) =
(0β +β
0β) |
18 | | ax-hv0cl 30244 |
. . . . 5
β’
0β β β |
19 | 18 | hvaddlidi 30270 |
. . . 4
β’
(0β +β 0β) =
0β |
20 | 17, 19 | eqtri 2761 |
. . 3
β’
(0β( +β βΎ (π» Γ π»))0β) =
0β |
21 | | eqid 2733 |
. . . . 5
β’
(GIdβ( +β βΎ (π» Γ π»))) = (GIdβ( +β
βΎ (π» Γ π»))) |
22 | 13, 21 | grpoid 29761 |
. . . 4
β’ (((
+β βΎ (π» Γ π»)) β GrpOp β§ 0β
β π») β
(0β = (GIdβ( +β βΎ (π» Γ π»))) β (0β(
+β βΎ (π» Γ π»))0β) =
0β)) |
23 | 4, 15, 22 | mp2an 691 |
. . 3
β’
(0β = (GIdβ( +β βΎ (π» Γ π»))) β (0β(
+β βΎ (π» Γ π»))0β) =
0β) |
24 | 20, 23 | mpbir 230 |
. 2
β’
0β = (GIdβ( +β βΎ (π» Γ π»))) |
25 | | ax-hfvmul 30246 |
. . . . . 6
β’
Β·β :(β Γ β)βΆ
β |
26 | | ffn 6715 |
. . . . . 6
β’ (
Β·β :(β Γ β)βΆ β
β Β·β Fn (β Γ
β)) |
27 | 25, 26 | ax-mp 5 |
. . . . 5
β’
Β·β Fn (β Γ
β) |
28 | | ssid 4004 |
. . . . . 6
β’ β
β β |
29 | | xpss12 5691 |
. . . . . 6
β’ ((β
β β β§ π»
β β) β (β Γ π») β (β Γ
β)) |
30 | 28, 5, 29 | mp2an 691 |
. . . . 5
β’ (β
Γ π») β (β
Γ β) |
31 | | fnssres 6671 |
. . . . 5
β’ ((
Β·β Fn (β Γ β) β§ (β
Γ π») β (β
Γ β)) β ( Β·β βΎ (β
Γ π»)) Fn (β
Γ π»)) |
32 | 27, 30, 31 | mp2an 691 |
. . . 4
β’ (
Β·β βΎ (β Γ π»)) Fn (β Γ π») |
33 | | ovelrn 7580 |
. . . . . . 7
β’ ((
Β·β βΎ (β Γ π»)) Fn (β Γ π») β (π§ β ran (
Β·β βΎ (β Γ π»)) β βπ₯ β β βπ¦ β π» π§ = (π₯( Β·β βΎ
(β Γ π»))π¦))) |
34 | 32, 33 | ax-mp 5 |
. . . . . 6
β’ (π§ β ran (
Β·β βΎ (β Γ π»)) β βπ₯ β β βπ¦ β π» π§ = (π₯( Β·β βΎ
(β Γ π»))π¦)) |
35 | | ovres 7570 |
. . . . . . . . 9
β’ ((π₯ β β β§ π¦ β π») β (π₯( Β·β βΎ
(β Γ π»))π¦) = (π₯ Β·β π¦)) |
36 | | shmulcl 30459 |
. . . . . . . . . 10
β’ ((π» β
Sβ β§ π₯ β β β§ π¦ β π») β (π₯ Β·β π¦) β π») |
37 | 1, 36 | mp3an1 1449 |
. . . . . . . . 9
β’ ((π₯ β β β§ π¦ β π») β (π₯ Β·β π¦) β π») |
38 | 35, 37 | eqeltrd 2834 |
. . . . . . . 8
β’ ((π₯ β β β§ π¦ β π») β (π₯( Β·β βΎ
(β Γ π»))π¦) β π») |
39 | | eleq1 2822 |
. . . . . . . 8
β’ (π§ = (π₯( Β·β βΎ
(β Γ π»))π¦) β (π§ β π» β (π₯( Β·β βΎ
(β Γ π»))π¦) β π»)) |
40 | 38, 39 | syl5ibrcom 246 |
. . . . . . 7
β’ ((π₯ β β β§ π¦ β π») β (π§ = (π₯( Β·β βΎ
(β Γ π»))π¦) β π§ β π»)) |
41 | 40 | rexlimivv 3200 |
. . . . . 6
β’
(βπ₯ β
β βπ¦ β
π» π§ = (π₯( Β·β βΎ
(β Γ π»))π¦) β π§ β π») |
42 | 34, 41 | sylbi 216 |
. . . . 5
β’ (π§ β ran (
Β·β βΎ (β Γ π»)) β π§ β π») |
43 | 42 | ssriv 3986 |
. . . 4
β’ ran (
Β·β βΎ (β Γ π»)) β π» |
44 | | df-f 6545 |
. . . 4
β’ ((
Β·β βΎ (β Γ π»)):(β Γ π»)βΆπ» β ((
Β·β βΎ (β Γ π»)) Fn (β Γ π») β§ ran (
Β·β βΎ (β Γ π»)) β π»)) |
45 | 32, 43, 44 | mpbir2an 710 |
. . 3
β’ (
Β·β βΎ (β Γ π»)):(β Γ π»)βΆπ» |
46 | | ax-1cn 11165 |
. . . . 5
β’ 1 β
β |
47 | | ovres 7570 |
. . . . 5
β’ ((1
β β β§ π₯
β π») β (1(
Β·β βΎ (β Γ π»))π₯) = (1 Β·β
π₯)) |
48 | 46, 47 | mpan 689 |
. . . 4
β’ (π₯ β π» β (1(
Β·β βΎ (β Γ π»))π₯) = (1 Β·β
π₯)) |
49 | 1 | sheli 30455 |
. . . . 5
β’ (π₯ β π» β π₯ β β) |
50 | | ax-hvmulid 30247 |
. . . . 5
β’ (π₯ β β β (1
Β·β π₯) = π₯) |
51 | 49, 50 | syl 17 |
. . . 4
β’ (π₯ β π» β (1
Β·β π₯) = π₯) |
52 | 48, 51 | eqtrd 2773 |
. . 3
β’ (π₯ β π» β (1(
Β·β βΎ (β Γ π»))π₯) = π₯) |
53 | | id 22 |
. . . . 5
β’ (π¦ β β β π¦ β
β) |
54 | 1 | sheli 30455 |
. . . . 5
β’ (π§ β π» β π§ β β) |
55 | | ax-hvdistr1 30249 |
. . . . 5
β’ ((π¦ β β β§ π₯ β β β§ π§ β β) β (π¦
Β·β (π₯ +β π§)) = ((π¦ Β·β π₯) +β (π¦
Β·β π§))) |
56 | 53, 49, 54, 55 | syl3an 1161 |
. . . 4
β’ ((π¦ β β β§ π₯ β π» β§ π§ β π») β (π¦ Β·β (π₯ +β π§)) = ((π¦ Β·β π₯) +β (π¦
Β·β π§))) |
57 | | ovres 7570 |
. . . . . . 7
β’ ((π₯ β π» β§ π§ β π») β (π₯( +β βΎ (π» Γ π»))π§) = (π₯ +β π§)) |
58 | 57 | 3adant1 1131 |
. . . . . 6
β’ ((π¦ β β β§ π₯ β π» β§ π§ β π») β (π₯( +β βΎ (π» Γ π»))π§) = (π₯ +β π§)) |
59 | 58 | oveq2d 7422 |
. . . . 5
β’ ((π¦ β β β§ π₯ β π» β§ π§ β π») β (π¦( Β·β βΎ
(β Γ π»))(π₯( +β βΎ
(π» Γ π»))π§)) = (π¦( Β·β βΎ
(β Γ π»))(π₯ +β π§))) |
60 | | shaddcl 30458 |
. . . . . . . 8
β’ ((π» β
Sβ β§ π₯ β π» β§ π§ β π») β (π₯ +β π§) β π») |
61 | 1, 60 | mp3an1 1449 |
. . . . . . 7
β’ ((π₯ β π» β§ π§ β π») β (π₯ +β π§) β π») |
62 | | ovres 7570 |
. . . . . . 7
β’ ((π¦ β β β§ (π₯ +β π§) β π») β (π¦( Β·β βΎ
(β Γ π»))(π₯ +β π§)) = (π¦ Β·β (π₯ +β π§))) |
63 | 61, 62 | sylan2 594 |
. . . . . 6
β’ ((π¦ β β β§ (π₯ β π» β§ π§ β π»)) β (π¦( Β·β βΎ
(β Γ π»))(π₯ +β π§)) = (π¦ Β·β (π₯ +β π§))) |
64 | 63 | 3impb 1116 |
. . . . 5
β’ ((π¦ β β β§ π₯ β π» β§ π§ β π») β (π¦( Β·β βΎ
(β Γ π»))(π₯ +β π§)) = (π¦ Β·β (π₯ +β π§))) |
65 | 59, 64 | eqtrd 2773 |
. . . 4
β’ ((π¦ β β β§ π₯ β π» β§ π§ β π») β (π¦( Β·β βΎ
(β Γ π»))(π₯( +β βΎ
(π» Γ π»))π§)) = (π¦ Β·β (π₯ +β π§))) |
66 | | ovres 7570 |
. . . . . . 7
β’ ((π¦ β β β§ π₯ β π») β (π¦( Β·β βΎ
(β Γ π»))π₯) = (π¦ Β·β π₯)) |
67 | 66 | 3adant3 1133 |
. . . . . 6
β’ ((π¦ β β β§ π₯ β π» β§ π§ β π») β (π¦( Β·β βΎ
(β Γ π»))π₯) = (π¦ Β·β π₯)) |
68 | | ovres 7570 |
. . . . . . 7
β’ ((π¦ β β β§ π§ β π») β (π¦( Β·β βΎ
(β Γ π»))π§) = (π¦ Β·β π§)) |
69 | 68 | 3adant2 1132 |
. . . . . 6
β’ ((π¦ β β β§ π₯ β π» β§ π§ β π») β (π¦( Β·β βΎ
(β Γ π»))π§) = (π¦ Β·β π§)) |
70 | 67, 69 | oveq12d 7424 |
. . . . 5
β’ ((π¦ β β β§ π₯ β π» β§ π§ β π») β ((π¦( Β·β βΎ
(β Γ π»))π₯)( +β βΎ
(π» Γ π»))(π¦( Β·β βΎ
(β Γ π»))π§)) = ((π¦ Β·β π₯)( +β βΎ
(π» Γ π»))(π¦ Β·β π§))) |
71 | | shmulcl 30459 |
. . . . . . . 8
β’ ((π» β
Sβ β§ π¦ β β β§ π₯ β π») β (π¦ Β·β π₯) β π») |
72 | 1, 71 | mp3an1 1449 |
. . . . . . 7
β’ ((π¦ β β β§ π₯ β π») β (π¦ Β·β π₯) β π») |
73 | 72 | 3adant3 1133 |
. . . . . 6
β’ ((π¦ β β β§ π₯ β π» β§ π§ β π») β (π¦ Β·β π₯) β π») |
74 | | shmulcl 30459 |
. . . . . . . 8
β’ ((π» β
Sβ β§ π¦ β β β§ π§ β π») β (π¦ Β·β π§) β π») |
75 | 1, 74 | mp3an1 1449 |
. . . . . . 7
β’ ((π¦ β β β§ π§ β π») β (π¦ Β·β π§) β π») |
76 | 75 | 3adant2 1132 |
. . . . . 6
β’ ((π¦ β β β§ π₯ β π» β§ π§ β π») β (π¦ Β·β π§) β π») |
77 | 73, 76 | ovresd 7571 |
. . . . 5
β’ ((π¦ β β β§ π₯ β π» β§ π§ β π») β ((π¦ Β·β π₯)( +β βΎ
(π» Γ π»))(π¦ Β·β π§)) = ((π¦ Β·β π₯) +β (π¦
Β·β π§))) |
78 | 70, 77 | eqtrd 2773 |
. . . 4
β’ ((π¦ β β β§ π₯ β π» β§ π§ β π») β ((π¦( Β·β βΎ
(β Γ π»))π₯)( +β βΎ
(π» Γ π»))(π¦( Β·β βΎ
(β Γ π»))π§)) = ((π¦ Β·β π₯) +β (π¦
Β·β π§))) |
79 | 56, 65, 78 | 3eqtr4d 2783 |
. . 3
β’ ((π¦ β β β§ π₯ β π» β§ π§ β π») β (π¦( Β·β βΎ
(β Γ π»))(π₯( +β βΎ
(π» Γ π»))π§)) = ((π¦( Β·β βΎ
(β Γ π»))π₯)( +β βΎ
(π» Γ π»))(π¦( Β·β βΎ
(β Γ π»))π§))) |
80 | | ax-hvdistr2 30250 |
. . . . 5
β’ ((π¦ β β β§ π§ β β β§ π₯ β β) β ((π¦ + π§) Β·β π₯) = ((π¦ Β·β π₯) +β (π§
Β·β π₯))) |
81 | 49, 80 | syl3an3 1166 |
. . . 4
β’ ((π¦ β β β§ π§ β β β§ π₯ β π») β ((π¦ + π§) Β·β π₯) = ((π¦ Β·β π₯) +β (π§
Β·β π₯))) |
82 | | addcl 11189 |
. . . . 5
β’ ((π¦ β β β§ π§ β β) β (π¦ + π§) β β) |
83 | | ovres 7570 |
. . . . 5
β’ (((π¦ + π§) β β β§ π₯ β π») β ((π¦ + π§)( Β·β βΎ
(β Γ π»))π₯) = ((π¦ + π§) Β·β π₯)) |
84 | 82, 83 | stoic3 1779 |
. . . 4
β’ ((π¦ β β β§ π§ β β β§ π₯ β π») β ((π¦ + π§)( Β·β βΎ
(β Γ π»))π₯) = ((π¦ + π§) Β·β π₯)) |
85 | 66 | 3adant2 1132 |
. . . . . 6
β’ ((π¦ β β β§ π§ β β β§ π₯ β π») β (π¦( Β·β βΎ
(β Γ π»))π₯) = (π¦ Β·β π₯)) |
86 | | ovres 7570 |
. . . . . . 7
β’ ((π§ β β β§ π₯ β π») β (π§( Β·β βΎ
(β Γ π»))π₯) = (π§ Β·β π₯)) |
87 | 86 | 3adant1 1131 |
. . . . . 6
β’ ((π¦ β β β§ π§ β β β§ π₯ β π») β (π§( Β·β βΎ
(β Γ π»))π₯) = (π§ Β·β π₯)) |
88 | 85, 87 | oveq12d 7424 |
. . . . 5
β’ ((π¦ β β β§ π§ β β β§ π₯ β π») β ((π¦( Β·β βΎ
(β Γ π»))π₯)( +β βΎ
(π» Γ π»))(π§( Β·β βΎ
(β Γ π»))π₯)) = ((π¦ Β·β π₯)( +β βΎ
(π» Γ π»))(π§ Β·β π₯))) |
89 | 72 | 3adant2 1132 |
. . . . . 6
β’ ((π¦ β β β§ π§ β β β§ π₯ β π») β (π¦ Β·β π₯) β π») |
90 | | shmulcl 30459 |
. . . . . . . 8
β’ ((π» β
Sβ β§ π§ β β β§ π₯ β π») β (π§ Β·β π₯) β π») |
91 | 1, 90 | mp3an1 1449 |
. . . . . . 7
β’ ((π§ β β β§ π₯ β π») β (π§ Β·β π₯) β π») |
92 | 91 | 3adant1 1131 |
. . . . . 6
β’ ((π¦ β β β§ π§ β β β§ π₯ β π») β (π§ Β·β π₯) β π») |
93 | 89, 92 | ovresd 7571 |
. . . . 5
β’ ((π¦ β β β§ π§ β β β§ π₯ β π») β ((π¦ Β·β π₯)( +β βΎ
(π» Γ π»))(π§ Β·β π₯)) = ((π¦ Β·β π₯) +β (π§
Β·β π₯))) |
94 | 88, 93 | eqtrd 2773 |
. . . 4
β’ ((π¦ β β β§ π§ β β β§ π₯ β π») β ((π¦( Β·β βΎ
(β Γ π»))π₯)( +β βΎ
(π» Γ π»))(π§( Β·β βΎ
(β Γ π»))π₯)) = ((π¦ Β·β π₯) +β (π§
Β·β π₯))) |
95 | 81, 84, 94 | 3eqtr4d 2783 |
. . 3
β’ ((π¦ β β β§ π§ β β β§ π₯ β π») β ((π¦ + π§)( Β·β βΎ
(β Γ π»))π₯) = ((π¦( Β·β βΎ
(β Γ π»))π₯)( +β βΎ
(π» Γ π»))(π§( Β·β βΎ
(β Γ π»))π₯))) |
96 | | ax-hvmulass 30248 |
. . . . 5
β’ ((π¦ β β β§ π§ β β β§ π₯ β β) β ((π¦ Β· π§) Β·β π₯) = (π¦ Β·β (π§
Β·β π₯))) |
97 | 49, 96 | syl3an3 1166 |
. . . 4
β’ ((π¦ β β β§ π§ β β β§ π₯ β π») β ((π¦ Β· π§) Β·β π₯) = (π¦ Β·β (π§
Β·β π₯))) |
98 | | mulcl 11191 |
. . . . 5
β’ ((π¦ β β β§ π§ β β) β (π¦ Β· π§) β β) |
99 | | ovres 7570 |
. . . . 5
β’ (((π¦ Β· π§) β β β§ π₯ β π») β ((π¦ Β· π§)( Β·β βΎ
(β Γ π»))π₯) = ((π¦ Β· π§) Β·β π₯)) |
100 | 98, 99 | stoic3 1779 |
. . . 4
β’ ((π¦ β β β§ π§ β β β§ π₯ β π») β ((π¦ Β· π§)( Β·β βΎ
(β Γ π»))π₯) = ((π¦ Β· π§) Β·β π₯)) |
101 | 87 | oveq2d 7422 |
. . . . 5
β’ ((π¦ β β β§ π§ β β β§ π₯ β π») β (π¦( Β·β βΎ
(β Γ π»))(π§(
Β·β βΎ (β Γ π»))π₯)) = (π¦( Β·β βΎ
(β Γ π»))(π§
Β·β π₯))) |
102 | | ovres 7570 |
. . . . . . 7
β’ ((π¦ β β β§ (π§
Β·β π₯) β π») β (π¦( Β·β βΎ
(β Γ π»))(π§
Β·β π₯)) = (π¦ Β·β (π§
Β·β π₯))) |
103 | 91, 102 | sylan2 594 |
. . . . . 6
β’ ((π¦ β β β§ (π§ β β β§ π₯ β π»)) β (π¦( Β·β βΎ
(β Γ π»))(π§
Β·β π₯)) = (π¦ Β·β (π§
Β·β π₯))) |
104 | 103 | 3impb 1116 |
. . . . 5
β’ ((π¦ β β β§ π§ β β β§ π₯ β π») β (π¦( Β·β βΎ
(β Γ π»))(π§
Β·β π₯)) = (π¦ Β·β (π§
Β·β π₯))) |
105 | 101, 104 | eqtrd 2773 |
. . . 4
β’ ((π¦ β β β§ π§ β β β§ π₯ β π») β (π¦( Β·β βΎ
(β Γ π»))(π§(
Β·β βΎ (β Γ π»))π₯)) = (π¦ Β·β (π§
Β·β π₯))) |
106 | 97, 100, 105 | 3eqtr4d 2783 |
. . 3
β’ ((π¦ β β β§ π§ β β β§ π₯ β π») β ((π¦ Β· π§)( Β·β βΎ
(β Γ π»))π₯) = (π¦( Β·β βΎ
(β Γ π»))(π§(
Β·β βΎ (β Γ π»))π₯))) |
107 | | eqid 2733 |
. . 3
β’ β¨(
+β βΎ (π» Γ π»)), ( Β·β
βΎ (β Γ π»))β© = β¨( +β
βΎ (π» Γ π»)), (
Β·β βΎ (β Γ π»))β© |
108 | 2, 12, 45, 52, 79, 95, 106, 107 | isvciOLD 29821 |
. 2
β’ β¨(
+β βΎ (π» Γ π»)), ( Β·β
βΎ (β Γ π»))β© β
CVecOLD |
109 | | normf 30364 |
. . 3
β’
normβ: ββΆβ |
110 | | fssres 6755 |
. . 3
β’
((normβ: ββΆβ β§ π» β β) β
(normβ βΎ π»):π»βΆβ) |
111 | 109, 5, 110 | mp2an 691 |
. 2
β’
(normβ βΎ π»):π»βΆβ |
112 | | fvres 6908 |
. . . . 5
β’ (π₯ β π» β ((normβ βΎ
π»)βπ₯) = (normββπ₯)) |
113 | 112 | eqeq1d 2735 |
. . . 4
β’ (π₯ β π» β (((normβ βΎ
π»)βπ₯) = 0 β
(normββπ₯) = 0)) |
114 | | norm-i 30370 |
. . . . 5
β’ (π₯ β β β
((normββπ₯) = 0 β π₯ = 0β)) |
115 | 49, 114 | syl 17 |
. . . 4
β’ (π₯ β π» β
((normββπ₯) = 0 β π₯ = 0β)) |
116 | 113, 115 | bitrd 279 |
. . 3
β’ (π₯ β π» β (((normβ βΎ
π»)βπ₯) = 0 β π₯ = 0β)) |
117 | 116 | biimpa 478 |
. 2
β’ ((π₯ β π» β§ ((normβ βΎ
π»)βπ₯) = 0) β π₯ = 0β) |
118 | | norm-iii 30381 |
. . . 4
β’ ((π¦ β β β§ π₯ β β) β
(normββ(π¦ Β·β π₯)) = ((absβπ¦) Β·
(normββπ₯))) |
119 | 49, 118 | sylan2 594 |
. . 3
β’ ((π¦ β β β§ π₯ β π») β
(normββ(π¦ Β·β π₯)) = ((absβπ¦) Β·
(normββπ₯))) |
120 | 66 | fveq2d 6893 |
. . . 4
β’ ((π¦ β β β§ π₯ β π») β ((normβ βΎ
π»)β(π¦(
Β·β βΎ (β Γ π»))π₯)) = ((normβ βΎ π»)β(π¦ Β·β π₯))) |
121 | | fvres 6908 |
. . . . 5
β’ ((π¦
Β·β π₯) β π» β ((normβ βΎ
π»)β(π¦
Β·β π₯)) = (normββ(π¦
Β·β π₯))) |
122 | 72, 121 | syl 17 |
. . . 4
β’ ((π¦ β β β§ π₯ β π») β ((normβ βΎ
π»)β(π¦
Β·β π₯)) = (normββ(π¦
Β·β π₯))) |
123 | 120, 122 | eqtrd 2773 |
. . 3
β’ ((π¦ β β β§ π₯ β π») β ((normβ βΎ
π»)β(π¦(
Β·β βΎ (β Γ π»))π₯)) = (normββ(π¦
Β·β π₯))) |
124 | 112 | adantl 483 |
. . . 4
β’ ((π¦ β β β§ π₯ β π») β ((normβ βΎ
π»)βπ₯) = (normββπ₯)) |
125 | 124 | oveq2d 7422 |
. . 3
β’ ((π¦ β β β§ π₯ β π») β ((absβπ¦) Β· ((normβ βΎ
π»)βπ₯)) = ((absβπ¦) Β·
(normββπ₯))) |
126 | 119, 123,
125 | 3eqtr4d 2783 |
. 2
β’ ((π¦ β β β§ π₯ β π») β ((normβ βΎ
π»)β(π¦(
Β·β βΎ (β Γ π»))π₯)) = ((absβπ¦) Β· ((normβ βΎ
π»)βπ₯))) |
127 | 1 | sheli 30455 |
. . . 4
β’ (π¦ β π» β π¦ β β) |
128 | | norm-ii 30379 |
. . . 4
β’ ((π₯ β β β§ π¦ β β) β
(normββ(π₯ +β π¦)) β€ ((normββπ₯) +
(normββπ¦))) |
129 | 49, 127, 128 | syl2an 597 |
. . 3
β’ ((π₯ β π» β§ π¦ β π») β
(normββ(π₯ +β π¦)) β€ ((normββπ₯) +
(normββπ¦))) |
130 | | ovres 7570 |
. . . . 5
β’ ((π₯ β π» β§ π¦ β π») β (π₯( +β βΎ (π» Γ π»))π¦) = (π₯ +β π¦)) |
131 | 130 | fveq2d 6893 |
. . . 4
β’ ((π₯ β π» β§ π¦ β π») β ((normβ βΎ
π»)β(π₯( +β βΎ
(π» Γ π»))π¦)) = ((normβ βΎ π»)β(π₯ +β π¦))) |
132 | | shaddcl 30458 |
. . . . . 6
β’ ((π» β
Sβ β§ π₯ β π» β§ π¦ β π») β (π₯ +β π¦) β π») |
133 | 1, 132 | mp3an1 1449 |
. . . . 5
β’ ((π₯ β π» β§ π¦ β π») β (π₯ +β π¦) β π») |
134 | | fvres 6908 |
. . . . 5
β’ ((π₯ +β π¦) β π» β ((normβ βΎ
π»)β(π₯ +β π¦)) =
(normββ(π₯ +β π¦))) |
135 | 133, 134 | syl 17 |
. . . 4
β’ ((π₯ β π» β§ π¦ β π») β ((normβ βΎ
π»)β(π₯ +β π¦)) =
(normββ(π₯ +β π¦))) |
136 | 131, 135 | eqtrd 2773 |
. . 3
β’ ((π₯ β π» β§ π¦ β π») β ((normβ βΎ
π»)β(π₯( +β βΎ
(π» Γ π»))π¦)) = (normββ(π₯ +β π¦))) |
137 | | fvres 6908 |
. . . 4
β’ (π¦ β π» β ((normβ βΎ
π»)βπ¦) = (normββπ¦)) |
138 | 112, 137 | oveqan12d 7425 |
. . 3
β’ ((π₯ β π» β§ π¦ β π») β (((normβ βΎ
π»)βπ₯) + ((normβ βΎ π»)βπ¦)) = ((normββπ₯) +
(normββπ¦))) |
139 | 129, 136,
138 | 3brtr4d 5180 |
. 2
β’ ((π₯ β π» β§ π¦ β π») β ((normβ βΎ
π»)β(π₯( +β βΎ
(π» Γ π»))π¦)) β€ (((normβ βΎ
π»)βπ₯) + ((normβ βΎ π»)βπ¦))) |
140 | | hhssnvt.1 |
. 2
β’ π = β¨β¨(
+β βΎ (π» Γ π»)), ( Β·β
βΎ (β Γ π»))β©, (normβ βΎ
π»)β© |
141 | 13, 24, 108, 111, 117, 126, 139, 140 | isnvi 29854 |
1
β’ π β NrmCVec |