Step |
Hyp |
Ref |
Expression |
1 |
|
f1oweALT.1 |
|
2 |
|
f1ofo |
|
3 |
|
df-fo |
|
4 |
|
freq2 |
|
5 |
4
|
biimprd |
|
6 |
|
df-fn |
|
7 |
|
df-fr |
|
8 |
|
vex |
|
9 |
8
|
funimaex |
|
10 |
|
n0 |
|
11 |
|
funfvima2 |
|
12 |
|
ne0i |
|
13 |
11 12
|
syl6 |
|
14 |
13
|
exlimdv |
|
15 |
10 14
|
syl5bi |
|
16 |
15
|
imp |
|
17 |
|
imassrn |
|
18 |
16 17
|
jctil |
|
19 |
|
sseq1 |
|
20 |
|
neeq1 |
|
21 |
19 20
|
anbi12d |
|
22 |
|
raleq |
|
23 |
22
|
rexeqbi1dv |
|
24 |
21 23
|
imbi12d |
|
25 |
24
|
spcgv |
|
26 |
18 25
|
syl7 |
|
27 |
9 26
|
syl |
|
28 |
7 27
|
syl5bi |
|
29 |
28
|
com23 |
|
30 |
29
|
expd |
|
31 |
30
|
anabsi5 |
|
32 |
31
|
impd |
|
33 |
|
fores |
|
34 |
|
vex |
|
35 |
|
vex |
|
36 |
|
fveq2 |
|
37 |
36
|
breq1d |
|
38 |
|
fveq2 |
|
39 |
38
|
breq2d |
|
40 |
34 35 37 39 1
|
brab |
|
41 |
|
fvres |
|
42 |
|
fvres |
|
43 |
41 42
|
breqan12rd |
|
44 |
40 43
|
bitr4id |
|
45 |
44
|
notbid |
|
46 |
45
|
ralbidva |
|
47 |
46
|
rexbiia |
|
48 |
|
breq1 |
|
49 |
48
|
notbid |
|
50 |
49
|
cbvfo |
|
51 |
50
|
rexbidv |
|
52 |
|
breq2 |
|
53 |
52
|
notbid |
|
54 |
53
|
ralbidv |
|
55 |
54
|
cbvexfo |
|
56 |
51 55
|
bitrd |
|
57 |
47 56
|
syl5bb |
|
58 |
33 57
|
syl |
|
59 |
32 58
|
sylibrd |
|
60 |
59
|
exp4b |
|
61 |
60
|
com34 |
|
62 |
61
|
com23 |
|
63 |
62
|
imp4a |
|
64 |
63
|
alrimdv |
|
65 |
|
df-fr |
|
66 |
64 65
|
syl6ibr |
|
67 |
|
freq2 |
|
68 |
67
|
biimpd |
|
69 |
66 68
|
sylan9 |
|
70 |
6 69
|
sylbi |
|
71 |
5 70
|
sylan9r |
|
72 |
3 71
|
sylbi |
|
73 |
2 72
|
syl |
|
74 |
|
df-f1o |
|
75 |
|
fveq2 |
|
76 |
75
|
breq1d |
|
77 |
|
fveq2 |
|
78 |
77
|
breq2d |
|
79 |
35 34 76 78 1
|
brab |
|
80 |
79
|
a1i |
|
81 |
|
f1fveq |
|
82 |
81
|
bicomd |
|
83 |
40
|
a1i |
|
84 |
80 82 83
|
3orbi123d |
|
85 |
84
|
2ralbidva |
|
86 |
|
breq1 |
|
87 |
|
eqeq1 |
|
88 |
|
breq2 |
|
89 |
86 87 88
|
3orbi123d |
|
90 |
89
|
ralbidv |
|
91 |
90
|
cbvfo |
|
92 |
|
breq2 |
|
93 |
|
eqeq2 |
|
94 |
|
breq1 |
|
95 |
92 93 94
|
3orbi123d |
|
96 |
95
|
cbvfo |
|
97 |
96
|
ralbidv |
|
98 |
91 97
|
bitrd |
|
99 |
85 98
|
sylan9bb |
|
100 |
74 99
|
sylbi |
|
101 |
100
|
biimprd |
|
102 |
73 101
|
anim12d |
|
103 |
|
dfwe2 |
|
104 |
|
dfwe2 |
|
105 |
102 103 104
|
3imtr4g |
|