Step |
Hyp |
Ref |
Expression |
1 |
|
itgcnval.1 |
|
2 |
|
itgcnval.2 |
|
3 |
|
iblmbf |
|
4 |
2 3
|
syl |
|
5 |
4 1
|
mbfmptcl |
|
6 |
5
|
recld |
|
7 |
5
|
iblcn |
|
8 |
2 7
|
mpbid |
|
9 |
8
|
simpld |
|
10 |
6 9
|
itgcl |
|
11 |
|
ax-icn |
|
12 |
5
|
imcld |
|
13 |
8
|
simprd |
|
14 |
12 13
|
itgcl |
|
15 |
|
mulcl |
|
16 |
11 14 15
|
sylancr |
|
17 |
10 16
|
negdid |
|
18 |
|
0re |
|
19 |
|
ifcl |
|
20 |
6 18 19
|
sylancl |
|
21 |
6
|
iblre |
|
22 |
9 21
|
mpbid |
|
23 |
22
|
simpld |
|
24 |
20 23
|
itgcl |
|
25 |
6
|
renegcld |
|
26 |
|
ifcl |
|
27 |
25 18 26
|
sylancl |
|
28 |
22
|
simprd |
|
29 |
27 28
|
itgcl |
|
30 |
24 29
|
negsubdi2d |
|
31 |
6 9
|
itgreval |
|
32 |
31
|
negeqd |
|
33 |
5
|
negcld |
|
34 |
33
|
recld |
|
35 |
1 2
|
iblneg |
|
36 |
33
|
iblcn |
|
37 |
35 36
|
mpbid |
|
38 |
37
|
simpld |
|
39 |
34 38
|
itgreval |
|
40 |
5
|
renegd |
|
41 |
40
|
breq2d |
|
42 |
41 40
|
ifbieq1d |
|
43 |
42
|
itgeq2dv |
|
44 |
40
|
negeqd |
|
45 |
6
|
recnd |
|
46 |
45
|
negnegd |
|
47 |
44 46
|
eqtrd |
|
48 |
47
|
breq2d |
|
49 |
48 47
|
ifbieq1d |
|
50 |
49
|
itgeq2dv |
|
51 |
43 50
|
oveq12d |
|
52 |
39 51
|
eqtrd |
|
53 |
30 32 52
|
3eqtr4d |
|
54 |
|
mulneg2 |
|
55 |
11 14 54
|
sylancr |
|
56 |
|
ifcl |
|
57 |
12 18 56
|
sylancl |
|
58 |
12
|
iblre |
|
59 |
13 58
|
mpbid |
|
60 |
59
|
simpld |
|
61 |
57 60
|
itgcl |
|
62 |
12
|
renegcld |
|
63 |
|
ifcl |
|
64 |
62 18 63
|
sylancl |
|
65 |
59
|
simprd |
|
66 |
64 65
|
itgcl |
|
67 |
61 66
|
negsubdi2d |
|
68 |
5
|
imnegd |
|
69 |
68
|
breq2d |
|
70 |
69 68
|
ifbieq1d |
|
71 |
70
|
itgeq2dv |
|
72 |
68
|
negeqd |
|
73 |
12
|
recnd |
|
74 |
73
|
negnegd |
|
75 |
72 74
|
eqtrd |
|
76 |
75
|
breq2d |
|
77 |
76 75
|
ifbieq1d |
|
78 |
77
|
itgeq2dv |
|
79 |
71 78
|
oveq12d |
|
80 |
67 79
|
eqtr4d |
|
81 |
12 13
|
itgreval |
|
82 |
81
|
negeqd |
|
83 |
33
|
imcld |
|
84 |
37
|
simprd |
|
85 |
83 84
|
itgreval |
|
86 |
80 82 85
|
3eqtr4d |
|
87 |
86
|
oveq2d |
|
88 |
55 87
|
eqtr3d |
|
89 |
53 88
|
oveq12d |
|
90 |
17 89
|
eqtrd |
|
91 |
1 2
|
itgcnval |
|
92 |
91
|
negeqd |
|
93 |
33 35
|
itgcnval |
|
94 |
90 92 93
|
3eqtr4d |
|