Step | Hyp | Ref
| Expression |
1 | | lspprat.v |
. . . 4
β’ π = (Baseβπ) |
2 | | lspprat.s |
. . . 4
β’ π = (LSubSpβπ) |
3 | | lspprat.n |
. . . 4
β’ π = (LSpanβπ) |
4 | | lspprat.w |
. . . . 5
β’ (π β π β LVec) |
5 | 4 | adantr 481 |
. . . 4
β’ ((π β§ π₯ β (πβ{π})) β π β LVec) |
6 | | lspprat.u |
. . . . 5
β’ (π β π β π) |
7 | 6 | adantr 481 |
. . . 4
β’ ((π β§ π₯ β (πβ{π})) β π β π) |
8 | | lspprat.x |
. . . . 5
β’ (π β π β π) |
9 | 8 | adantr 481 |
. . . 4
β’ ((π β§ π₯ β (πβ{π})) β π β π) |
10 | | lspprat.y |
. . . . 5
β’ (π β π β π) |
11 | 10 | adantr 481 |
. . . 4
β’ ((π β§ π₯ β (πβ{π})) β π β π) |
12 | | lspprat.p |
. . . . 5
β’ (π β π β (πβ{π, π})) |
13 | 12 | adantr 481 |
. . . 4
β’ ((π β§ π₯ β (πβ{π})) β π β (πβ{π, π})) |
14 | | lsppratlem1.o |
. . . 4
β’ 0 =
(0gβπ) |
15 | | lsppratlem1.x2 |
. . . . 5
β’ (π β π₯ β (π β { 0 })) |
16 | 15 | adantr 481 |
. . . 4
β’ ((π β§ π₯ β (πβ{π})) β π₯ β (π β { 0 })) |
17 | | lsppratlem1.y2 |
. . . . 5
β’ (π β π¦ β (π β (πβ{π₯}))) |
18 | 17 | adantr 481 |
. . . 4
β’ ((π β§ π₯ β (πβ{π})) β π¦ β (π β (πβ{π₯}))) |
19 | | simpr 485 |
. . . 4
β’ ((π β§ π₯ β (πβ{π})) β π₯ β (πβ{π})) |
20 | 1, 2, 3, 5, 7, 9, 11, 13, 14, 16, 18, 19 | lsppratlem3 20708 |
. . 3
β’ ((π β§ π₯ β (πβ{π})) β (π β (πβ{π₯, π¦}) β§ π β (πβ{π₯, π¦}))) |
21 | 4 | adantr 481 |
. . . 4
β’ ((π β§ π β (πβ{π₯, π})) β π β LVec) |
22 | 6 | adantr 481 |
. . . 4
β’ ((π β§ π β (πβ{π₯, π})) β π β π) |
23 | 8 | adantr 481 |
. . . 4
β’ ((π β§ π β (πβ{π₯, π})) β π β π) |
24 | 10 | adantr 481 |
. . . 4
β’ ((π β§ π β (πβ{π₯, π})) β π β π) |
25 | 12 | adantr 481 |
. . . 4
β’ ((π β§ π β (πβ{π₯, π})) β π β (πβ{π, π})) |
26 | 15 | adantr 481 |
. . . 4
β’ ((π β§ π β (πβ{π₯, π})) β π₯ β (π β { 0 })) |
27 | 17 | adantr 481 |
. . . 4
β’ ((π β§ π β (πβ{π₯, π})) β π¦ β (π β (πβ{π₯}))) |
28 | | simpr 485 |
. . . 4
β’ ((π β§ π β (πβ{π₯, π})) β π β (πβ{π₯, π})) |
29 | 1, 2, 3, 21, 22, 23, 24, 25, 14, 26, 27, 28 | lsppratlem4 20709 |
. . 3
β’ ((π β§ π β (πβ{π₯, π})) β (π β (πβ{π₯, π¦}) β§ π β (πβ{π₯, π¦}))) |
30 | 1, 2, 3, 4, 6, 8, 10, 12, 14, 15, 17 | lsppratlem1 20706 |
. . 3
β’ (π β (π₯ β (πβ{π}) β¨ π β (πβ{π₯, π}))) |
31 | 20, 29, 30 | mpjaodan 957 |
. 2
β’ (π β (π β (πβ{π₯, π¦}) β§ π β (πβ{π₯, π¦}))) |
32 | 4 | adantr 481 |
. . 3
β’ ((π β§ (π β (πβ{π₯, π¦}) β§ π β (πβ{π₯, π¦}))) β π β LVec) |
33 | 6 | adantr 481 |
. . 3
β’ ((π β§ (π β (πβ{π₯, π¦}) β§ π β (πβ{π₯, π¦}))) β π β π) |
34 | 8 | adantr 481 |
. . 3
β’ ((π β§ (π β (πβ{π₯, π¦}) β§ π β (πβ{π₯, π¦}))) β π β π) |
35 | 10 | adantr 481 |
. . 3
β’ ((π β§ (π β (πβ{π₯, π¦}) β§ π β (πβ{π₯, π¦}))) β π β π) |
36 | 12 | adantr 481 |
. . 3
β’ ((π β§ (π β (πβ{π₯, π¦}) β§ π β (πβ{π₯, π¦}))) β π β (πβ{π, π})) |
37 | 15 | adantr 481 |
. . 3
β’ ((π β§ (π β (πβ{π₯, π¦}) β§ π β (πβ{π₯, π¦}))) β π₯ β (π β { 0 })) |
38 | 17 | adantr 481 |
. . 3
β’ ((π β§ (π β (πβ{π₯, π¦}) β§ π β (πβ{π₯, π¦}))) β π¦ β (π β (πβ{π₯}))) |
39 | | simprl 769 |
. . 3
β’ ((π β§ (π β (πβ{π₯, π¦}) β§ π β (πβ{π₯, π¦}))) β π β (πβ{π₯, π¦})) |
40 | | simprr 771 |
. . 3
β’ ((π β§ (π β (πβ{π₯, π¦}) β§ π β (πβ{π₯, π¦}))) β π β (πβ{π₯, π¦})) |
41 | 1, 2, 3, 32, 33, 34, 35, 36, 14, 37, 38, 39, 40 | lsppratlem2 20707 |
. 2
β’ ((π β§ (π β (πβ{π₯, π¦}) β§ π β (πβ{π₯, π¦}))) β (πβ{π, π}) β π) |
42 | 31, 41 | mpdan 685 |
1
β’ (π β (πβ{π, π}) β π) |