Step |
Hyp |
Ref |
Expression |
1 |
|
flltp1 |
|
2 |
1
|
ad3antrrr |
|
3 |
|
renegcl |
|
4 |
|
flval |
|
5 |
3 4
|
syl |
|
6 |
5
|
ad3antlr |
|
7 |
|
fllep1 |
|
8 |
7
|
adantl |
|
9 |
|
reflcl |
|
10 |
|
peano2re |
|
11 |
9 10
|
syl |
|
12 |
11
|
adantl |
|
13 |
|
letr |
|
14 |
12 13
|
mpd3an3 |
|
15 |
8 14
|
mpan2d |
|
16 |
|
leneg |
|
17 |
11 16
|
sylan2 |
|
18 |
15 17
|
sylibd |
|
19 |
18
|
ancoms |
|
20 |
|
ltneg |
|
21 |
9 20
|
sylan |
|
22 |
9
|
recnd |
|
23 |
|
ax-1cn |
|
24 |
|
negdi2 |
|
25 |
24
|
oveq1d |
|
26 |
|
negcl |
|
27 |
|
npcan |
|
28 |
26 27
|
sylan |
|
29 |
25 28
|
eqtr2d |
|
30 |
22 23 29
|
sylancl |
|
31 |
30
|
breq2d |
|
32 |
31
|
adantr |
|
33 |
21 32
|
bitrd |
|
34 |
33
|
biimpd |
|
35 |
19 34
|
anim12d |
|
36 |
35
|
ancomsd |
|
37 |
36
|
impl |
|
38 |
|
flcl |
|
39 |
38
|
peano2zd |
|
40 |
39
|
znegcld |
|
41 |
|
rebtwnz |
|
42 |
3 41
|
syl |
|
43 |
|
breq1 |
|
44 |
|
oveq1 |
|
45 |
44
|
breq2d |
|
46 |
43 45
|
anbi12d |
|
47 |
46
|
riota2 |
|
48 |
40 42 47
|
syl2an |
|
49 |
48
|
ad2antrr |
|
50 |
37 49
|
mpbid |
|
51 |
6 50
|
eqtrd |
|
52 |
38
|
zcnd |
|
53 |
|
peano2cn |
|
54 |
52 53
|
syl |
|
55 |
3
|
flcld |
|
56 |
55
|
zcnd |
|
57 |
|
negcon2 |
|
58 |
54 56 57
|
syl2an |
|
59 |
58
|
ad2antrr |
|
60 |
51 59
|
mpbird |
|
61 |
2 60
|
breqtrd |
|
62 |
61
|
ex |
|
63 |
|
ltnle |
|
64 |
|
ceige |
|
65 |
64
|
adantl |
|
66 |
|
ceicl |
|
67 |
66
|
zred |
|
68 |
67
|
adantl |
|
69 |
|
ltletr |
|
70 |
68 69
|
mpd3an3 |
|
71 |
65 70
|
mpan2d |
|
72 |
63 71
|
sylbird |
|
73 |
72
|
adantr |
|
74 |
62 73
|
pm2.61d |
|
75 |
|
flval |
|
76 |
75
|
ad3antrrr |
|
77 |
|
ceim1l |
|
78 |
77
|
adantl |
|
79 |
|
peano2rem |
|
80 |
67 79
|
syl |
|
81 |
80
|
adantl |
|
82 |
|
ltleletr |
|
83 |
82
|
3com13 |
|
84 |
81 83
|
mpd3an3 |
|
85 |
78 84
|
mpand |
|
86 |
66
|
zcnd |
|
87 |
|
npcan |
|
88 |
86 23 87
|
sylancl |
|
89 |
88
|
breq2d |
|
90 |
89
|
biimprd |
|
91 |
90
|
adantl |
|
92 |
85 91
|
anim12d |
|
93 |
92
|
ancomsd |
|
94 |
93
|
impl |
|
95 |
|
peano2zm |
|
96 |
66 95
|
syl |
|
97 |
|
rebtwnz |
|
98 |
|
breq1 |
|
99 |
|
oveq1 |
|
100 |
99
|
breq2d |
|
101 |
98 100
|
anbi12d |
|
102 |
101
|
riota2 |
|
103 |
96 97 102
|
syl2anr |
|
104 |
103
|
ad2antrr |
|
105 |
94 104
|
mpbid |
|
106 |
76 105
|
eqtrd |
|
107 |
77
|
ad3antlr |
|
108 |
106 107
|
eqbrtrd |
|
109 |
108
|
ex |
|
110 |
|
flle |
|
111 |
110
|
adantr |
|
112 |
9
|
adantr |
|
113 |
|
lelttr |
|
114 |
113
|
3coml |
|
115 |
112 114
|
mpd3an3 |
|
116 |
111 115
|
mpand |
|
117 |
63 116
|
sylbird |
|
118 |
117
|
adantr |
|
119 |
109 118
|
pm2.61d |
|
120 |
74 119
|
impbida |
|