Step | Hyp | Ref
| Expression |
1 | | ovex 7439 |
. . 3
β’ (πΊIsmtπΊ) β V |
2 | | motgrp.i |
. . . 4
β’ πΌ = {β¨(Baseβndx),
(πΊIsmtπΊ)β©, β¨(+gβndx),
(π β (πΊIsmtπΊ), π β (πΊIsmtπΊ) β¦ (π β π))β©} |
3 | 2 | grpbase 17228 |
. . 3
β’ ((πΊIsmtπΊ) β V β (πΊIsmtπΊ) = (BaseβπΌ)) |
4 | 1, 3 | mp1i 13 |
. 2
β’ (π β (πΊIsmtπΊ) = (BaseβπΌ)) |
5 | | eqidd 2734 |
. 2
β’ (π β (+gβπΌ) = (+gβπΌ)) |
6 | | ismot.p |
. . . 4
β’ π = (BaseβπΊ) |
7 | | ismot.m |
. . . 4
β’ β =
(distβπΊ) |
8 | | motgrp.1 |
. . . . 5
β’ (π β πΊ β π) |
9 | 8 | 3ad2ant1 1134 |
. . . 4
β’ ((π β§ π β (πΊIsmtπΊ) β§ π β (πΊIsmtπΊ)) β πΊ β π) |
10 | | simp2 1138 |
. . . 4
β’ ((π β§ π β (πΊIsmtπΊ) β§ π β (πΊIsmtπΊ)) β π β (πΊIsmtπΊ)) |
11 | | simp3 1139 |
. . . 4
β’ ((π β§ π β (πΊIsmtπΊ) β§ π β (πΊIsmtπΊ)) β π β (πΊIsmtπΊ)) |
12 | 6, 7, 9, 2, 10, 11 | motplusg 27783 |
. . 3
β’ ((π β§ π β (πΊIsmtπΊ) β§ π β (πΊIsmtπΊ)) β (π(+gβπΌ)π) = (π β π)) |
13 | 6, 7, 9, 10, 11 | motco 27781 |
. . 3
β’ ((π β§ π β (πΊIsmtπΊ) β§ π β (πΊIsmtπΊ)) β (π β π) β (πΊIsmtπΊ)) |
14 | 12, 13 | eqeltrd 2834 |
. 2
β’ ((π β§ π β (πΊIsmtπΊ) β§ π β (πΊIsmtπΊ)) β (π(+gβπΌ)π) β (πΊIsmtπΊ)) |
15 | | coass 6262 |
. . 3
β’ ((π β π) β β) = (π β (π β β)) |
16 | 12 | 3adant3r3 1185 |
. . . . 5
β’ ((π β§ (π β (πΊIsmtπΊ) β§ π β (πΊIsmtπΊ) β§ β β (πΊIsmtπΊ))) β (π(+gβπΌ)π) = (π β π)) |
17 | 16 | oveq1d 7421 |
. . . 4
β’ ((π β§ (π β (πΊIsmtπΊ) β§ π β (πΊIsmtπΊ) β§ β β (πΊIsmtπΊ))) β ((π(+gβπΌ)π)(+gβπΌ)β) = ((π β π)(+gβπΌ)β)) |
18 | 8 | adantr 482 |
. . . . 5
β’ ((π β§ (π β (πΊIsmtπΊ) β§ π β (πΊIsmtπΊ) β§ β β (πΊIsmtπΊ))) β πΊ β π) |
19 | 13 | 3adant3r3 1185 |
. . . . 5
β’ ((π β§ (π β (πΊIsmtπΊ) β§ π β (πΊIsmtπΊ) β§ β β (πΊIsmtπΊ))) β (π β π) β (πΊIsmtπΊ)) |
20 | | simpr3 1197 |
. . . . 5
β’ ((π β§ (π β (πΊIsmtπΊ) β§ π β (πΊIsmtπΊ) β§ β β (πΊIsmtπΊ))) β β β (πΊIsmtπΊ)) |
21 | 6, 7, 18, 2, 19, 20 | motplusg 27783 |
. . . 4
β’ ((π β§ (π β (πΊIsmtπΊ) β§ π β (πΊIsmtπΊ) β§ β β (πΊIsmtπΊ))) β ((π β π)(+gβπΌ)β) = ((π β π) β β)) |
22 | 17, 21 | eqtrd 2773 |
. . 3
β’ ((π β§ (π β (πΊIsmtπΊ) β§ π β (πΊIsmtπΊ) β§ β β (πΊIsmtπΊ))) β ((π(+gβπΌ)π)(+gβπΌ)β) = ((π β π) β β)) |
23 | | simpr2 1196 |
. . . . . 6
β’ ((π β§ (π β (πΊIsmtπΊ) β§ π β (πΊIsmtπΊ) β§ β β (πΊIsmtπΊ))) β π β (πΊIsmtπΊ)) |
24 | 6, 7, 18, 2, 23, 20 | motplusg 27783 |
. . . . 5
β’ ((π β§ (π β (πΊIsmtπΊ) β§ π β (πΊIsmtπΊ) β§ β β (πΊIsmtπΊ))) β (π(+gβπΌ)β) = (π β β)) |
25 | 24 | oveq2d 7422 |
. . . 4
β’ ((π β§ (π β (πΊIsmtπΊ) β§ π β (πΊIsmtπΊ) β§ β β (πΊIsmtπΊ))) β (π(+gβπΌ)(π(+gβπΌ)β)) = (π(+gβπΌ)(π β β))) |
26 | | simpr1 1195 |
. . . . 5
β’ ((π β§ (π β (πΊIsmtπΊ) β§ π β (πΊIsmtπΊ) β§ β β (πΊIsmtπΊ))) β π β (πΊIsmtπΊ)) |
27 | 6, 7, 18, 23, 20 | motco 27781 |
. . . . 5
β’ ((π β§ (π β (πΊIsmtπΊ) β§ π β (πΊIsmtπΊ) β§ β β (πΊIsmtπΊ))) β (π β β) β (πΊIsmtπΊ)) |
28 | 6, 7, 18, 2, 26, 27 | motplusg 27783 |
. . . 4
β’ ((π β§ (π β (πΊIsmtπΊ) β§ π β (πΊIsmtπΊ) β§ β β (πΊIsmtπΊ))) β (π(+gβπΌ)(π β β)) = (π β (π β β))) |
29 | 25, 28 | eqtrd 2773 |
. . 3
β’ ((π β§ (π β (πΊIsmtπΊ) β§ π β (πΊIsmtπΊ) β§ β β (πΊIsmtπΊ))) β (π(+gβπΌ)(π(+gβπΌ)β)) = (π β (π β β))) |
30 | 15, 22, 29 | 3eqtr4a 2799 |
. 2
β’ ((π β§ (π β (πΊIsmtπΊ) β§ π β (πΊIsmtπΊ) β§ β β (πΊIsmtπΊ))) β ((π(+gβπΌ)π)(+gβπΌ)β) = (π(+gβπΌ)(π(+gβπΌ)β))) |
31 | 6, 7, 8 | idmot 27778 |
. 2
β’ (π β ( I βΎ π) β (πΊIsmtπΊ)) |
32 | 8 | adantr 482 |
. . . 4
β’ ((π β§ π β (πΊIsmtπΊ)) β πΊ β π) |
33 | 31 | adantr 482 |
. . . 4
β’ ((π β§ π β (πΊIsmtπΊ)) β ( I βΎ π) β (πΊIsmtπΊ)) |
34 | | simpr 486 |
. . . 4
β’ ((π β§ π β (πΊIsmtπΊ)) β π β (πΊIsmtπΊ)) |
35 | 6, 7, 32, 2, 33, 34 | motplusg 27783 |
. . 3
β’ ((π β§ π β (πΊIsmtπΊ)) β (( I βΎ π)(+gβπΌ)π) = (( I βΎ π) β π)) |
36 | 6, 7 | ismot 27776 |
. . . . . 6
β’ (πΊ β π β (π β (πΊIsmtπΊ) β (π:πβ1-1-ontoβπ β§ βπ β π βπ β π ((πβπ) β (πβπ)) = (π β π)))) |
37 | 36 | simprbda 500 |
. . . . 5
β’ ((πΊ β π β§ π β (πΊIsmtπΊ)) β π:πβ1-1-ontoβπ) |
38 | 8, 37 | sylan 581 |
. . . 4
β’ ((π β§ π β (πΊIsmtπΊ)) β π:πβ1-1-ontoβπ) |
39 | | f1of 6831 |
. . . 4
β’ (π:πβ1-1-ontoβπ β π:πβΆπ) |
40 | | fcoi2 6764 |
. . . 4
β’ (π:πβΆπ β (( I βΎ π) β π) = π) |
41 | 38, 39, 40 | 3syl 18 |
. . 3
β’ ((π β§ π β (πΊIsmtπΊ)) β (( I βΎ π) β π) = π) |
42 | 35, 41 | eqtrd 2773 |
. 2
β’ ((π β§ π β (πΊIsmtπΊ)) β (( I βΎ π)(+gβπΌ)π) = π) |
43 | 6, 7, 32, 34 | cnvmot 27782 |
. 2
β’ ((π β§ π β (πΊIsmtπΊ)) β β‘π β (πΊIsmtπΊ)) |
44 | 6, 7, 32, 2, 43, 34 | motplusg 27783 |
. . 3
β’ ((π β§ π β (πΊIsmtπΊ)) β (β‘π(+gβπΌ)π) = (β‘π β π)) |
45 | | f1ococnv1 6860 |
. . . 4
β’ (π:πβ1-1-ontoβπ β (β‘π β π) = ( I βΎ π)) |
46 | 38, 45 | syl 17 |
. . 3
β’ ((π β§ π β (πΊIsmtπΊ)) β (β‘π β π) = ( I βΎ π)) |
47 | 44, 46 | eqtrd 2773 |
. 2
β’ ((π β§ π β (πΊIsmtπΊ)) β (β‘π(+gβπΌ)π) = ( I βΎ π)) |
48 | 4, 5, 14, 30, 31, 42, 43, 47 | isgrpd 18841 |
1
β’ (π β πΌ β Grp) |