Step |
Hyp |
Ref |
Expression |
1 |
|
tgrpset.h |
|
2 |
|
tgrpset.t |
|
3 |
|
tgrpset.g |
|
4 |
|
tgrp.o |
|
5 |
|
tgrp.b |
|
6 |
|
eqid |
|
7 |
1 2 3 6
|
tgrpbase |
|
8 |
7
|
eqcomd |
|
9 |
4
|
a1i |
|
10 |
1 2 3 4
|
tgrpov |
|
11 |
10
|
3expa |
|
12 |
11
|
3impb |
|
13 |
1 2
|
ltrnco |
|
14 |
12 13
|
eqeltrd |
|
15 |
|
coass |
|
16 |
|
simpll |
|
17 |
|
simplr |
|
18 |
|
simpr1 |
|
19 |
|
simpr2 |
|
20 |
16 17 18 19 10
|
syl112anc |
|
21 |
20
|
oveq1d |
|
22 |
|
simpl |
|
23 |
22 18 19 13
|
syl3anc |
|
24 |
|
simpr3 |
|
25 |
1 2 3 4
|
tgrpov |
|
26 |
16 17 23 24 25
|
syl112anc |
|
27 |
21 26
|
eqtrd |
|
28 |
1 2 3 4
|
tgrpov |
|
29 |
16 17 19 24 28
|
syl112anc |
|
30 |
29
|
oveq2d |
|
31 |
1 2
|
ltrnco |
|
32 |
22 19 24 31
|
syl3anc |
|
33 |
1 2 3 4
|
tgrpov |
|
34 |
16 17 18 32 33
|
syl112anc |
|
35 |
30 34
|
eqtrd |
|
36 |
15 27 35
|
3eqtr4a |
|
37 |
5 1 2
|
idltrn |
|
38 |
|
simpll |
|
39 |
|
simplr |
|
40 |
37
|
adantr |
|
41 |
|
simpr |
|
42 |
1 2 3 4
|
tgrpov |
|
43 |
38 39 40 41 42
|
syl112anc |
|
44 |
5 1 2
|
ltrn1o |
|
45 |
|
f1of |
|
46 |
|
fcoi2 |
|
47 |
44 45 46
|
3syl |
|
48 |
43 47
|
eqtrd |
|
49 |
1 2
|
ltrncnv |
|
50 |
1 2 3 4
|
tgrpov |
|
51 |
38 39 49 41 50
|
syl112anc |
|
52 |
|
f1ococnv1 |
|
53 |
44 52
|
syl |
|
54 |
51 53
|
eqtrd |
|
55 |
8 9 14 36 37 48 49 54
|
isgrpd |
|