Step |
Hyp |
Ref |
Expression |
1 |
|
rpnnen2.1 |
|
2 |
|
ovex |
|
3 |
|
elpwi |
|
4 |
|
nnuz |
|
5 |
4
|
sumeq1i |
|
6 |
|
1nn |
|
7 |
1
|
rpnnen2lem6 |
|
8 |
6 7
|
mpan2 |
|
9 |
5 8
|
eqeltrid |
|
10 |
3 9
|
syl |
|
11 |
|
1zzd |
|
12 |
|
eqidd |
|
13 |
1
|
rpnnen2lem2 |
|
14 |
3 13
|
syl |
|
15 |
14
|
ffvelrnda |
|
16 |
1
|
rpnnen2lem5 |
|
17 |
3 6 16
|
sylancl |
|
18 |
|
ssid |
|
19 |
1
|
rpnnen2lem4 |
|
20 |
18 19
|
mp3an2 |
|
21 |
20
|
simpld |
|
22 |
3 21
|
sylan |
|
23 |
4 11 12 15 17 22
|
isumge0 |
|
24 |
|
halfre |
|
25 |
24
|
a1i |
|
26 |
|
1re |
|
27 |
26
|
a1i |
|
28 |
1
|
rpnnen2lem7 |
|
29 |
18 6 28
|
mp3an23 |
|
30 |
3 29
|
syl |
|
31 |
|
eqid |
|
32 |
|
eqidd |
|
33 |
|
elnnuz |
|
34 |
1
|
rpnnen2lem2 |
|
35 |
18 34
|
ax-mp |
|
36 |
35
|
ffvelrni |
|
37 |
36
|
recnd |
|
38 |
33 37
|
sylbir |
|
39 |
38
|
adantl |
|
40 |
1
|
rpnnen2lem3 |
|
41 |
40
|
a1i |
|
42 |
31 11 32 39 41
|
isumclim |
|
43 |
30 42
|
breqtrd |
|
44 |
5 43
|
eqbrtrid |
|
45 |
|
halflt1 |
|
46 |
24 26 45
|
ltleii |
|
47 |
46
|
a1i |
|
48 |
10 25 27 44 47
|
letrd |
|
49 |
|
elicc01 |
|
50 |
10 23 48 49
|
syl3anbrc |
|
51 |
|
elpwi |
|
52 |
|
ssdifss |
|
53 |
|
ssdifss |
|
54 |
|
unss |
|
55 |
54
|
biimpi |
|
56 |
52 53 55
|
syl2an |
|
57 |
3 51 56
|
syl2an |
|
58 |
|
eqss |
|
59 |
|
ssdif0 |
|
60 |
|
ssdif0 |
|
61 |
59 60
|
anbi12i |
|
62 |
|
un00 |
|
63 |
58 61 62
|
3bitri |
|
64 |
63
|
necon3bii |
|
65 |
64
|
biimpi |
|
66 |
|
nnwo |
|
67 |
57 65 66
|
syl2an |
|
68 |
67
|
ex |
|
69 |
57
|
sselda |
|
70 |
|
df-ral |
|
71 |
|
con34b |
|
72 |
|
eldif |
|
73 |
|
eldif |
|
74 |
72 73
|
orbi12i |
|
75 |
|
elun |
|
76 |
|
xor |
|
77 |
74 75 76
|
3bitr4ri |
|
78 |
77
|
con1bii |
|
79 |
78
|
imbi2i |
|
80 |
71 79
|
bitri |
|
81 |
80
|
albii |
|
82 |
70 81
|
bitri |
|
83 |
|
alral |
|
84 |
|
nnre |
|
85 |
|
nnre |
|
86 |
|
ltnle |
|
87 |
84 85 86
|
syl2anr |
|
88 |
87
|
imbi1d |
|
89 |
88
|
ralbidva |
|
90 |
83 89
|
syl5ibr |
|
91 |
82 90
|
syl5bi |
|
92 |
69 91
|
syl |
|
93 |
92
|
reximdva |
|
94 |
68 93
|
syld |
|
95 |
|
rexun |
|
96 |
94 95
|
syl6ib |
|
97 |
|
simpll |
|
98 |
|
simplr |
|
99 |
|
simprl |
|
100 |
|
simprr |
|
101 |
|
biid |
|
102 |
1 97 98 99 100 101
|
rpnnen2lem11 |
|
103 |
102
|
rexlimdvaa |
|
104 |
|
simplr |
|
105 |
|
simpll |
|
106 |
|
simprl |
|
107 |
|
simprr |
|
108 |
|
bicom |
|
109 |
108
|
imbi2i |
|
110 |
109
|
ralbii |
|
111 |
107 110
|
sylibr |
|
112 |
|
eqcom |
|
113 |
1 104 105 106 111 112
|
rpnnen2lem11 |
|
114 |
113
|
rexlimdvaa |
|
115 |
103 114
|
jaod |
|
116 |
3 51 115
|
syl2an |
|
117 |
96 116
|
syld |
|
118 |
117
|
necon4ad |
|
119 |
|
fveq2 |
|
120 |
119
|
fveq1d |
|
121 |
120
|
sumeq2sdv |
|
122 |
118 121
|
impbid1 |
|
123 |
50 122
|
dom2 |
|
124 |
2 123
|
ax-mp |
|