Step |
Hyp |
Ref |
Expression |
1 |
|
nosupbnd1.1 |
|
2 |
1
|
nosupno |
|
3 |
2
|
3ad2ant2 |
|
4 |
|
nodmord |
|
5 |
|
ordirr |
|
6 |
3 4 5
|
3syl |
|
7 |
|
simpl3l |
|
8 |
|
ndmfv |
|
9 |
|
2on |
|
10 |
9
|
elexi |
|
11 |
10
|
prid2 |
|
12 |
11
|
nosgnn0i |
|
13 |
|
neeq1 |
|
14 |
12 13
|
mpbiri |
|
15 |
14
|
neneqd |
|
16 |
8 15
|
syl |
|
17 |
16
|
con4i |
|
18 |
17
|
adantl |
|
19 |
|
simpl2l |
|
20 |
19
|
adantr |
|
21 |
7
|
adantr |
|
22 |
20 21
|
sseldd |
|
23 |
|
simprl |
|
24 |
20 23
|
sseldd |
|
25 |
3
|
adantr |
|
26 |
25
|
adantr |
|
27 |
|
nodmon |
|
28 |
26 27
|
syl |
|
29 |
|
simpl3r |
|
30 |
29
|
adantr |
|
31 |
|
simpll1 |
|
32 |
|
simpll2 |
|
33 |
|
simpll3 |
|
34 |
|
simpr |
|
35 |
1
|
nosupbnd1lem2 |
|
36 |
31 32 33 34 35
|
syl112anc |
|
37 |
30 36
|
eqtr4d |
|
38 |
|
simplr |
|
39 |
|
simprr |
|
40 |
|
nolesgn2ores |
|
41 |
22 24 28 37 38 39 40
|
syl321anc |
|
42 |
41
|
expr |
|
43 |
42
|
ralrimiva |
|
44 |
|
dmeq |
|
45 |
44
|
eleq2d |
|
46 |
|
breq2 |
|
47 |
46
|
notbid |
|
48 |
|
reseq1 |
|
49 |
48
|
eqeq1d |
|
50 |
47 49
|
imbi12d |
|
51 |
50
|
ralbidv |
|
52 |
45 51
|
anbi12d |
|
53 |
52
|
rspcev |
|
54 |
7 18 43 53
|
syl12anc |
|
55 |
1
|
nosupdm |
|
56 |
55
|
eleq2d |
|
57 |
56
|
3ad2ant1 |
|
58 |
|
eleq1 |
|
59 |
|
suceq |
|
60 |
59
|
reseq2d |
|
61 |
59
|
reseq2d |
|
62 |
60 61
|
eqeq12d |
|
63 |
62
|
imbi2d |
|
64 |
63
|
ralbidv |
|
65 |
58 64
|
anbi12d |
|
66 |
65
|
rexbidv |
|
67 |
66
|
elabg |
|
68 |
3 27 67
|
3syl |
|
69 |
57 68
|
bitrd |
|
70 |
69
|
adantr |
|
71 |
54 70
|
mpbird |
|
72 |
6 71
|
mtand |
|
73 |
72
|
neqned |
|