Step |
Hyp |
Ref |
Expression |
1 |
|
offval22.a |
|
2 |
|
offval22.b |
|
3 |
|
offval22.c |
|
4 |
|
offval22.d |
|
5 |
|
offval22.f |
|
6 |
|
offval22.g |
|
7 |
1 2
|
xpexd |
|
8 |
|
xp1st |
|
9 |
|
xp2nd |
|
10 |
8 9
|
jca |
|
11 |
|
fvex |
|
12 |
|
fvex |
|
13 |
|
nfcv |
|
14 |
|
nfcv |
|
15 |
|
nfcv |
|
16 |
|
nfv |
|
17 |
|
nfcsb1v |
|
18 |
17
|
nfel1 |
|
19 |
16 18
|
nfim |
|
20 |
|
nfv |
|
21 |
|
nfcsb1v |
|
22 |
21
|
nfel1 |
|
23 |
20 22
|
nfim |
|
24 |
|
eleq1 |
|
25 |
24
|
3anbi3d |
|
26 |
|
csbeq1a |
|
27 |
26
|
eleq1d |
|
28 |
25 27
|
imbi12d |
|
29 |
|
eleq1 |
|
30 |
29
|
3anbi2d |
|
31 |
|
csbeq1a |
|
32 |
31
|
eleq1d |
|
33 |
30 32
|
imbi12d |
|
34 |
3
|
elexd |
|
35 |
13 14 15 19 23 28 33 34
|
vtocl2gf |
|
36 |
11 12 35
|
mp2an |
|
37 |
36
|
3expb |
|
38 |
10 37
|
sylan2 |
|
39 |
|
nfcsb1v |
|
40 |
39
|
nfel1 |
|
41 |
16 40
|
nfim |
|
42 |
|
nfcsb1v |
|
43 |
42
|
nfel1 |
|
44 |
20 43
|
nfim |
|
45 |
|
csbeq1a |
|
46 |
45
|
eleq1d |
|
47 |
25 46
|
imbi12d |
|
48 |
|
csbeq1a |
|
49 |
48
|
eleq1d |
|
50 |
30 49
|
imbi12d |
|
51 |
4
|
elexd |
|
52 |
13 14 15 41 44 47 50 51
|
vtocl2gf |
|
53 |
11 12 52
|
mp2an |
|
54 |
53
|
3expb |
|
55 |
10 54
|
sylan2 |
|
56 |
|
mpompts |
|
57 |
5 56
|
eqtrdi |
|
58 |
|
mpompts |
|
59 |
6 58
|
eqtrdi |
|
60 |
7 38 55 57 59
|
offval2 |
|
61 |
|
csbov12g |
|
62 |
61
|
csbeq2dv |
|
63 |
11 62
|
ax-mp |
|
64 |
|
csbov12g |
|
65 |
12 64
|
ax-mp |
|
66 |
63 65
|
eqtr2i |
|
67 |
66
|
mpteq2i |
|
68 |
|
mpompts |
|
69 |
67 68
|
eqtr4i |
|
70 |
60 69
|
eqtrdi |
|