Step | Hyp | Ref
| Expression |
1 | | qsdrng.r |
. . . . 5
β’ (π β π
β NzRing) |
2 | | nzrring 20245 |
. . . . 5
β’ (π
β NzRing β π
β Ring) |
3 | 1, 2 | syl 17 |
. . . 4
β’ (π β π
β Ring) |
4 | 3 | ad2antrr 724 |
. . 3
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β π
β Ring) |
5 | | qsdrnglem2.j |
. . . 4
β’ (π β π½ β (LIdealβπ
)) |
6 | 5 | ad2antrr 724 |
. . 3
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β π½ β (LIdealβπ
)) |
7 | 4 | ringgrpd 20023 |
. . . . 5
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β π
β Grp) |
8 | | qsdrnglem2.1 |
. . . . . . . 8
β’ π΅ = (Baseβπ
) |
9 | | eqid 2731 |
. . . . . . . 8
β’
(LIdealβπ
) =
(LIdealβπ
) |
10 | 8, 9 | lidlss 20781 |
. . . . . . 7
β’ (π½ β (LIdealβπ
) β π½ β π΅) |
11 | 6, 10 | syl 17 |
. . . . . 6
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β π½ β π΅) |
12 | | simplr 767 |
. . . . . . 7
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β π β π΅) |
13 | | qsdrnglem2.x |
. . . . . . . . 9
β’ (π β π β (π½ β π)) |
14 | 13 | eldifad 3956 |
. . . . . . . 8
β’ (π β π β π½) |
15 | 14 | ad2antrr 724 |
. . . . . . 7
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β π β π½) |
16 | | eqid 2731 |
. . . . . . . 8
β’
(.rβπ
) = (.rβπ
) |
17 | 9, 8, 16 | lidlmcl 20788 |
. . . . . . 7
β’ (((π
β Ring β§ π½ β (LIdealβπ
)) β§ (π β π΅ β§ π β π½)) β (π (.rβπ
)π) β π½) |
18 | 4, 6, 12, 15, 17 | syl22anc 837 |
. . . . . 6
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β (π (.rβπ
)π) β π½) |
19 | 11, 18 | sseldd 3979 |
. . . . 5
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β (π (.rβπ
)π) β π΅) |
20 | | eqid 2731 |
. . . . . . 7
β’
(1rβπ
) = (1rβπ
) |
21 | 8, 20 | ringidcl 20040 |
. . . . . 6
β’ (π
β Ring β
(1rβπ
)
β π΅) |
22 | 4, 21 | syl 17 |
. . . . 5
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β (1rβπ
) β π΅) |
23 | | eqid 2731 |
. . . . . 6
β’
(+gβπ
) = (+gβπ
) |
24 | | eqid 2731 |
. . . . . 6
β’
(invgβπ
) = (invgβπ
) |
25 | 8, 23, 24 | grpasscan1 18860 |
. . . . 5
β’ ((π
β Grp β§ (π (.rβπ
)π) β π΅ β§ (1rβπ
) β π΅) β ((π (.rβπ
)π)(+gβπ
)(((invgβπ
)β(π (.rβπ
)π))(+gβπ
)(1rβπ
))) = (1rβπ
)) |
26 | 7, 19, 22, 25 | syl3anc 1371 |
. . . 4
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β ((π (.rβπ
)π)(+gβπ
)(((invgβπ
)β(π (.rβπ
)π))(+gβπ
)(1rβπ
))) = (1rβπ
)) |
27 | | qsdrnglem2.m |
. . . . . . 7
β’ (π β π β π½) |
28 | 27 | ad2antrr 724 |
. . . . . 6
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β π β π½) |
29 | 5, 10 | syl 17 |
. . . . . . . . 9
β’ (π β π½ β π΅) |
30 | 27, 29 | sstrd 3988 |
. . . . . . . 8
β’ (π β π β π΅) |
31 | 30 | ad2antrr 724 |
. . . . . . 7
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β π β π΅) |
32 | | simpr 485 |
. . . . . . . . . . 11
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) |
33 | 32 | oveq1d 7408 |
. . . . . . . . . 10
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β (((invrβπ)β[π](π
~QG π))(.rβπ)[π](π
~QG π)) = ([π ](π
~QG π)(.rβπ)[π](π
~QG π))) |
34 | | eqid 2731 |
. . . . . . . . . . 11
β’
(Baseβπ) =
(Baseβπ) |
35 | | eqid 2731 |
. . . . . . . . . . 11
β’
(0gβπ) = (0gβπ) |
36 | | eqid 2731 |
. . . . . . . . . . 11
β’
(.rβπ) = (.rβπ) |
37 | | eqid 2731 |
. . . . . . . . . . 11
β’
(1rβπ) = (1rβπ) |
38 | | eqid 2731 |
. . . . . . . . . . 11
β’
(invrβπ) = (invrβπ) |
39 | | qsdrnglem2.q |
. . . . . . . . . . . 12
β’ (π β π β DivRing) |
40 | 39 | ad2antrr 724 |
. . . . . . . . . . 11
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β π β DivRing) |
41 | 29, 14 | sseldd 3979 |
. . . . . . . . . . . . . 14
β’ (π β π β π΅) |
42 | | ovex 7426 |
. . . . . . . . . . . . . . 15
β’ (π
~QG π) β V |
43 | 42 | ecelqsi 8750 |
. . . . . . . . . . . . . 14
β’ (π β π΅ β [π](π
~QG π) β (π΅ / (π
~QG π))) |
44 | 41, 43 | syl 17 |
. . . . . . . . . . . . 13
β’ (π β [π](π
~QG π) β (π΅ / (π
~QG π))) |
45 | | qsdrng.q |
. . . . . . . . . . . . . . 15
β’ π = (π
/s (π
~QG π)) |
46 | 45 | a1i 11 |
. . . . . . . . . . . . . 14
β’ (π β π = (π
/s (π
~QG π))) |
47 | 8 | a1i 11 |
. . . . . . . . . . . . . 14
β’ (π β π΅ = (Baseβπ
)) |
48 | 42 | a1i 11 |
. . . . . . . . . . . . . 14
β’ (π β (π
~QG π) β V) |
49 | 46, 47, 48, 1 | qusbas 17473 |
. . . . . . . . . . . . 13
β’ (π β (π΅ / (π
~QG π)) = (Baseβπ)) |
50 | 44, 49 | eleqtrd 2834 |
. . . . . . . . . . . 12
β’ (π β [π](π
~QG π) β (Baseβπ)) |
51 | 50 | ad2antrr 724 |
. . . . . . . . . . 11
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β [π](π
~QG π) β (Baseβπ)) |
52 | | qsdrng.2 |
. . . . . . . . . . . . . . . . . 18
β’ (π β π β (2Idealβπ
)) |
53 | 52 | 2idllidld 20805 |
. . . . . . . . . . . . . . . . 17
β’ (π β π β (LIdealβπ
)) |
54 | 9 | lidlsubg 20786 |
. . . . . . . . . . . . . . . . 17
β’ ((π
β Ring β§ π β (LIdealβπ
)) β π β (SubGrpβπ
)) |
55 | 3, 53, 54 | syl2anc 584 |
. . . . . . . . . . . . . . . 16
β’ (π β π β (SubGrpβπ
)) |
56 | | eqid 2731 |
. . . . . . . . . . . . . . . . 17
β’ (π
~QG π) = (π
~QG π) |
57 | 8, 56 | eqger 19030 |
. . . . . . . . . . . . . . . 16
β’ (π β (SubGrpβπ
) β (π
~QG π) Er π΅) |
58 | 55, 57 | syl 17 |
. . . . . . . . . . . . . . 15
β’ (π β (π
~QG π) Er π΅) |
59 | | ecref 31804 |
. . . . . . . . . . . . . . 15
β’ (((π
~QG π) Er π΅ β§ π β π΅) β π β [π](π
~QG π)) |
60 | 58, 41, 59 | syl2anc 584 |
. . . . . . . . . . . . . 14
β’ (π β π β [π](π
~QG π)) |
61 | 13 | eldifbd 3957 |
. . . . . . . . . . . . . 14
β’ (π β Β¬ π β π) |
62 | | nelne1 3038 |
. . . . . . . . . . . . . 14
β’ ((π β [π](π
~QG π) β§ Β¬ π β π) β [π](π
~QG π) β π) |
63 | 60, 61, 62 | syl2anc 584 |
. . . . . . . . . . . . 13
β’ (π β [π](π
~QG π) β π) |
64 | | lidlnsg 32415 |
. . . . . . . . . . . . . . 15
β’ ((π
β Ring β§ π β (LIdealβπ
)) β π β (NrmSGrpβπ
)) |
65 | 3, 53, 64 | syl2anc 584 |
. . . . . . . . . . . . . 14
β’ (π β π β (NrmSGrpβπ
)) |
66 | 45 | qus0g 32375 |
. . . . . . . . . . . . . 14
β’ (π β (NrmSGrpβπ
) β
(0gβπ) =
π) |
67 | 65, 66 | syl 17 |
. . . . . . . . . . . . 13
β’ (π β (0gβπ) = π) |
68 | 63, 67 | neeqtrrd 3014 |
. . . . . . . . . . . 12
β’ (π β [π](π
~QG π) β (0gβπ)) |
69 | 68 | ad2antrr 724 |
. . . . . . . . . . 11
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β [π](π
~QG π) β (0gβπ)) |
70 | 34, 35, 36, 37, 38, 40, 51, 69 | drnginvrld 20291 |
. . . . . . . . . 10
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β (((invrβπ)β[π](π
~QG π))(.rβπ)[π](π
~QG π)) = (1rβπ)) |
71 | 52 | ad2antrr 724 |
. . . . . . . . . . 11
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β π β (2Idealβπ
)) |
72 | 41 | ad2antrr 724 |
. . . . . . . . . . 11
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β π β π΅) |
73 | 45, 8, 16, 36, 4, 71, 12, 72 | qusmul2 20811 |
. . . . . . . . . 10
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β ([π ](π
~QG π)(.rβπ)[π](π
~QG π)) = [(π (.rβπ
)π)](π
~QG π)) |
74 | 33, 70, 73 | 3eqtr3rd 2780 |
. . . . . . . . 9
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β [(π (.rβπ
)π)](π
~QG π) = (1rβπ)) |
75 | | eqid 2731 |
. . . . . . . . . . . 12
β’
(2Idealβπ
) =
(2Idealβπ
) |
76 | 45, 75, 20 | qus1 20808 |
. . . . . . . . . . 11
β’ ((π
β Ring β§ π β (2Idealβπ
)) β (π β Ring β§
[(1rβπ
)](π
~QG π) = (1rβπ))) |
77 | 76 | simprd 496 |
. . . . . . . . . 10
β’ ((π
β Ring β§ π β (2Idealβπ
)) β
[(1rβπ
)](π
~QG π) = (1rβπ)) |
78 | 4, 71, 77 | syl2anc 584 |
. . . . . . . . 9
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β [(1rβπ
)](π
~QG π) = (1rβπ)) |
79 | 74, 78 | eqtr4d 2774 |
. . . . . . . 8
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β [(π (.rβπ
)π)](π
~QG π) = [(1rβπ
)](π
~QG π)) |
80 | 55 | ad2antrr 724 |
. . . . . . . . . 10
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β π β (SubGrpβπ
)) |
81 | 80, 57 | syl 17 |
. . . . . . . . 9
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β (π
~QG π) Er π΅) |
82 | 81, 22 | erth2 8736 |
. . . . . . . 8
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β ((π (.rβπ
)π)(π
~QG π)(1rβπ
) β [(π (.rβπ
)π)](π
~QG π) = [(1rβπ
)](π
~QG π))) |
83 | 79, 82 | mpbird 256 |
. . . . . . 7
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β (π (.rβπ
)π)(π
~QG π)(1rβπ
)) |
84 | 8, 24, 23, 56 | eqgval 19029 |
. . . . . . . . 9
β’ ((π
β Ring β§ π β π΅) β ((π (.rβπ
)π)(π
~QG π)(1rβπ
) β ((π (.rβπ
)π) β π΅ β§ (1rβπ
) β π΅ β§ (((invgβπ
)β(π (.rβπ
)π))(+gβπ
)(1rβπ
)) β π))) |
85 | 84 | biimpa 477 |
. . . . . . . 8
β’ (((π
β Ring β§ π β π΅) β§ (π (.rβπ
)π)(π
~QG π)(1rβπ
)) β ((π (.rβπ
)π) β π΅ β§ (1rβπ
) β π΅ β§ (((invgβπ
)β(π (.rβπ
)π))(+gβπ
)(1rβπ
)) β π)) |
86 | 85 | simp3d 1144 |
. . . . . . 7
β’ (((π
β Ring β§ π β π΅) β§ (π (.rβπ
)π)(π
~QG π)(1rβπ
)) β (((invgβπ
)β(π (.rβπ
)π))(+gβπ
)(1rβπ
)) β π) |
87 | 4, 31, 83, 86 | syl21anc 836 |
. . . . . 6
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β (((invgβπ
)β(π (.rβπ
)π))(+gβπ
)(1rβπ
)) β π) |
88 | 28, 87 | sseldd 3979 |
. . . . 5
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β (((invgβπ
)β(π (.rβπ
)π))(+gβπ
)(1rβπ
)) β π½) |
89 | 9, 23 | lidlacl 20784 |
. . . . 5
β’ (((π
β Ring β§ π½ β (LIdealβπ
)) β§ ((π (.rβπ
)π) β π½ β§ (((invgβπ
)β(π (.rβπ
)π))(+gβπ
)(1rβπ
)) β π½)) β ((π (.rβπ
)π)(+gβπ
)(((invgβπ
)β(π (.rβπ
)π))(+gβπ
)(1rβπ
))) β π½) |
90 | 4, 6, 18, 88, 89 | syl22anc 837 |
. . . 4
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β ((π (.rβπ
)π)(+gβπ
)(((invgβπ
)β(π (.rβπ
)π))(+gβπ
)(1rβπ
))) β π½) |
91 | 26, 90 | eqeltrrd 2833 |
. . 3
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β (1rβπ
) β π½) |
92 | 9, 8, 20 | lidl1el 20789 |
. . . 4
β’ ((π
β Ring β§ π½ β (LIdealβπ
)) β
((1rβπ
)
β π½ β π½ = π΅)) |
93 | 92 | biimpa 477 |
. . 3
β’ (((π
β Ring β§ π½ β (LIdealβπ
)) β§
(1rβπ
)
β π½) β π½ = π΅) |
94 | 4, 6, 91, 93 | syl21anc 836 |
. 2
β’ (((π β§ π β π΅) β§ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) β π½ = π΅) |
95 | 34, 35, 38, 39, 50, 68 | drnginvrcld 20288 |
. . . 4
β’ (π β
((invrβπ)β[π](π
~QG π)) β (Baseβπ)) |
96 | 95, 49 | eleqtrrd 2835 |
. . 3
β’ (π β
((invrβπ)β[π](π
~QG π)) β (π΅ / (π
~QG π))) |
97 | | elqsi 8747 |
. . 3
β’
(((invrβπ)β[π](π
~QG π)) β (π΅ / (π
~QG π)) β βπ β π΅ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) |
98 | 96, 97 | syl 17 |
. 2
β’ (π β βπ β π΅ ((invrβπ)β[π](π
~QG π)) = [π ](π
~QG π)) |
99 | 94, 98 | r19.29a 3161 |
1
β’ (π β π½ = π΅) |