Step |
Hyp |
Ref |
Expression |
1 |
|
ismbf3d.1 |
|
2 |
|
ismbf3d.2 |
|
3 |
|
fimacnv |
|
4 |
1 3
|
syl |
|
5 |
|
imaiun |
|
6 |
|
ioossre |
|
7 |
6
|
rgenw |
|
8 |
|
iunss |
|
9 |
7 8
|
mpbir |
|
10 |
|
renegcl |
|
11 |
|
arch |
|
12 |
10 11
|
syl |
|
13 |
|
simpl |
|
14 |
13
|
biantrurd |
|
15 |
|
nnre |
|
16 |
|
ltnegcon1 |
|
17 |
15 16
|
sylan2 |
|
18 |
15
|
adantl |
|
19 |
18
|
renegcld |
|
20 |
19
|
rexrd |
|
21 |
|
elioopnf |
|
22 |
20 21
|
syl |
|
23 |
14 17 22
|
3bitr4d |
|
24 |
23
|
rexbidva |
|
25 |
12 24
|
mpbid |
|
26 |
|
eliun |
|
27 |
25 26
|
sylibr |
|
28 |
27
|
ssriv |
|
29 |
9 28
|
eqssi |
|
30 |
29
|
imaeq2i |
|
31 |
5 30
|
eqtr3i |
|
32 |
2
|
ralrimiva |
|
33 |
15
|
renegcld |
|
34 |
|
oveq1 |
|
35 |
34
|
imaeq2d |
|
36 |
35
|
eleq1d |
|
37 |
36
|
rspccva |
|
38 |
32 33 37
|
syl2an |
|
39 |
38
|
ralrimiva |
|
40 |
|
iunmbl |
|
41 |
39 40
|
syl |
|
42 |
31 41
|
eqeltrrid |
|
43 |
4 42
|
eqeltrrd |
|
44 |
|
imaiun |
|
45 |
|
eliun |
|
46 |
|
3simpb |
|
47 |
|
simplr |
|
48 |
|
nnrp |
|
49 |
48
|
ad2antrl |
|
50 |
49
|
rpreccld |
|
51 |
47 50
|
ltsubrpd |
|
52 |
|
simprr |
|
53 |
|
simpr |
|
54 |
|
nnrecre |
|
55 |
|
resubcl |
|
56 |
53 54 55
|
syl2an |
|
57 |
56
|
adantrr |
|
58 |
|
lelttr |
|
59 |
52 57 47 58
|
syl3anc |
|
60 |
51 59
|
mpan2d |
|
61 |
60
|
anassrs |
|
62 |
61
|
imdistanda |
|
63 |
46 62
|
syl5 |
|
64 |
|
mnfxr |
|
65 |
|
elioc2 |
|
66 |
64 56 65
|
sylancr |
|
67 |
|
rexr |
|
68 |
67
|
adantl |
|
69 |
|
elioomnf |
|
70 |
68 69
|
syl |
|
71 |
70
|
adantr |
|
72 |
63 66 71
|
3imtr4d |
|
73 |
72
|
rexlimdva |
|
74 |
73 70
|
sylibd |
|
75 |
|
simprl |
|
76 |
75
|
adantr |
|
77 |
76
|
mnfltd |
|
78 |
56
|
ad2ant2r |
|
79 |
54
|
ad2antrl |
|
80 |
|
simplr |
|
81 |
80
|
adantr |
|
82 |
|
simprr |
|
83 |
79 81 76 82
|
ltsub13d |
|
84 |
76 78 83
|
ltled |
|
85 |
66
|
ad2ant2r |
|
86 |
76 77 84 85
|
mpbir3and |
|
87 |
80 75
|
resubcld |
|
88 |
|
simprr |
|
89 |
75 80
|
posdifd |
|
90 |
88 89
|
mpbid |
|
91 |
|
nnrecl |
|
92 |
87 90 91
|
syl2anc |
|
93 |
86 92
|
reximddv |
|
94 |
93
|
ex |
|
95 |
74 94
|
impbid |
|
96 |
95 70
|
bitr4d |
|
97 |
45 96
|
syl5bb |
|
98 |
97
|
eqrdv |
|
99 |
98
|
imaeq2d |
|
100 |
44 99
|
eqtr3id |
|
101 |
1
|
ad2antrr |
|
102 |
|
ffun |
|
103 |
|
funcnvcnv |
|
104 |
|
imadif |
|
105 |
101 102 103 104
|
4syl |
|
106 |
64
|
a1i |
|
107 |
56
|
rexrd |
|
108 |
|
pnfxr |
|
109 |
108
|
a1i |
|
110 |
56
|
mnfltd |
|
111 |
56
|
ltpnfd |
|
112 |
|
df-ioc |
|
113 |
|
df-ioo |
|
114 |
|
xrltnle |
|
115 |
|
xrlelttr |
|
116 |
|
xrlttr |
|
117 |
112 113 114 113 115 116
|
ixxun |
|
118 |
106 107 109 110 111 117
|
syl32anc |
|
119 |
|
uncom |
|
120 |
|
ioomax |
|
121 |
118 119 120
|
3eqtr3g |
|
122 |
|
ioossre |
|
123 |
|
incom |
|
124 |
112 113 114
|
ixxdisj |
|
125 |
64 108 124
|
mp3an13 |
|
126 |
107 125
|
syl |
|
127 |
123 126
|
syl5eq |
|
128 |
|
uneqdifeq |
|
129 |
122 127 128
|
sylancr |
|
130 |
121 129
|
mpbid |
|
131 |
130
|
imaeq2d |
|
132 |
105 131
|
eqtr3d |
|
133 |
42
|
ad2antrr |
|
134 |
|
oveq1 |
|
135 |
134
|
imaeq2d |
|
136 |
135
|
eleq1d |
|
137 |
32
|
ad2antrr |
|
138 |
136 137 56
|
rspcdva |
|
139 |
|
difmbl |
|
140 |
133 138 139
|
syl2anc |
|
141 |
132 140
|
eqeltrrd |
|
142 |
141
|
ralrimiva |
|
143 |
|
iunmbl |
|
144 |
142 143
|
syl |
|
145 |
100 144
|
eqeltrrd |
|
146 |
145
|
ralrimiva |
|
147 |
|
oveq2 |
|
148 |
147
|
imaeq2d |
|
149 |
148
|
eleq1d |
|
150 |
149
|
cbvralvw |
|
151 |
146 150
|
sylib |
|
152 |
151
|
r19.21bi |
|
153 |
1 43 2 152
|
ismbf2d |
|