| Step |
Hyp |
Ref |
Expression |
| 1 |
|
chpdifbnd.a |
|
| 2 |
|
chpdifbnd.1 |
|
| 3 |
|
chpdifbnd.b |
|
| 4 |
|
chpdifbnd.2 |
|
| 5 |
|
chpdifbnd.c |
|
| 6 |
|
chpdifbnd.x |
|
| 7 |
|
chpdifbnd.y |
|
| 8 |
|
ioossre |
|
| 9 |
8 6
|
sselid |
|
| 10 |
1
|
rpred |
|
| 11 |
10 9
|
remulcld |
|
| 12 |
|
elicc2 |
|
| 13 |
9 11 12
|
syl2anc |
|
| 14 |
7 13
|
mpbid |
|
| 15 |
14
|
simp1d |
|
| 16 |
|
chpcl |
|
| 17 |
15 16
|
syl |
|
| 18 |
|
chpcl |
|
| 19 |
9 18
|
syl |
|
| 20 |
17 19
|
resubcld |
|
| 21 |
|
0red |
|
| 22 |
|
1re |
|
| 23 |
22
|
a1i |
|
| 24 |
|
0lt1 |
|
| 25 |
24
|
a1i |
|
| 26 |
|
eliooord |
|
| 27 |
6 26
|
syl |
|
| 28 |
27
|
simpld |
|
| 29 |
21 23 9 25 28
|
lttrd |
|
| 30 |
9 29
|
elrpd |
|
| 31 |
30
|
relogcld |
|
| 32 |
20 31
|
remulcld |
|
| 33 |
|
2re |
|
| 34 |
15 9
|
resubcld |
|
| 35 |
|
remulcl |
|
| 36 |
33 34 35
|
sylancr |
|
| 37 |
36 31
|
remulcld |
|
| 38 |
3
|
rpred |
|
| 39 |
15 9
|
readdcld |
|
| 40 |
38 39
|
remulcld |
|
| 41 |
1
|
relogcld |
|
| 42 |
|
remulcl |
|
| 43 |
33 41 42
|
sylancr |
|
| 44 |
43 15
|
remulcld |
|
| 45 |
40 44
|
readdcld |
|
| 46 |
37 45
|
readdcld |
|
| 47 |
|
peano2re |
|
| 48 |
10 47
|
syl |
|
| 49 |
38 48
|
remulcld |
|
| 50 |
|
remulcl |
|
| 51 |
33 10 50
|
sylancr |
|
| 52 |
51 41
|
remulcld |
|
| 53 |
49 52
|
readdcld |
|
| 54 |
5 53
|
eqeltrid |
|
| 55 |
54 9
|
remulcld |
|
| 56 |
37 55
|
readdcld |
|
| 57 |
17 31
|
remulcld |
|
| 58 |
|
fzfid |
|
| 59 |
14
|
simp2d |
|
| 60 |
|
flword2 |
|
| 61 |
9 15 59 60
|
syl3anc |
|
| 62 |
|
fzss2 |
|
| 63 |
61 62
|
syl |
|
| 64 |
63
|
sselda |
|
| 65 |
|
elfznn |
|
| 66 |
65
|
adantl |
|
| 67 |
|
vmacl |
|
| 68 |
66 67
|
syl |
|
| 69 |
|
nndivre |
|
| 70 |
9 65 69
|
syl2an |
|
| 71 |
|
chpcl |
|
| 72 |
70 71
|
syl |
|
| 73 |
68 72
|
remulcld |
|
| 74 |
64 73
|
syldan |
|
| 75 |
58 74
|
fsumrecl |
|
| 76 |
57 75
|
readdcld |
|
| 77 |
|
remulcl |
|
| 78 |
33 31 77
|
sylancr |
|
| 79 |
78 38
|
resubcld |
|
| 80 |
79 9
|
remulcld |
|
| 81 |
1 30
|
rpmulcld |
|
| 82 |
81
|
relogcld |
|
| 83 |
|
remulcl |
|
| 84 |
33 82 83
|
sylancr |
|
| 85 |
38 84
|
readdcld |
|
| 86 |
85 15
|
remulcld |
|
| 87 |
19 31
|
remulcld |
|
| 88 |
87 75
|
readdcld |
|
| 89 |
21 9 15 29 59
|
ltletrd |
|
| 90 |
15 89
|
elrpd |
|
| 91 |
90
|
relogcld |
|
| 92 |
17 91
|
remulcld |
|
| 93 |
|
fzfid |
|
| 94 |
|
nndivre |
|
| 95 |
15 65 94
|
syl2an |
|
| 96 |
|
chpcl |
|
| 97 |
95 96
|
syl |
|
| 98 |
68 97
|
remulcld |
|
| 99 |
93 98
|
fsumrecl |
|
| 100 |
92 99
|
readdcld |
|
| 101 |
|
chpge0 |
|
| 102 |
15 101
|
syl |
|
| 103 |
30 90
|
logled |
|
| 104 |
59 103
|
mpbid |
|
| 105 |
31 91 17 102 104
|
lemul2ad |
|
| 106 |
93 73
|
fsumrecl |
|
| 107 |
|
vmage0 |
|
| 108 |
66 107
|
syl |
|
| 109 |
|
chpge0 |
|
| 110 |
70 109
|
syl |
|
| 111 |
68 72 108 110
|
mulge0d |
|
| 112 |
93 73 111 63
|
fsumless |
|
| 113 |
9
|
adantr |
|
| 114 |
15
|
adantr |
|
| 115 |
66
|
nnrpd |
|
| 116 |
59
|
adantr |
|
| 117 |
113 114 115 116
|
lediv1dd |
|
| 118 |
|
chpwordi |
|
| 119 |
70 95 117 118
|
syl3anc |
|
| 120 |
72 97 68 108 119
|
lemul2ad |
|
| 121 |
93 73 98 120
|
fsumle |
|
| 122 |
75 106 99 112 121
|
letrd |
|
| 123 |
57 75 92 99 105 122
|
le2addd |
|
| 124 |
100 90
|
rerpdivcld |
|
| 125 |
|
remulcl |
|
| 126 |
33 91 125
|
sylancr |
|
| 127 |
38 126
|
readdcld |
|
| 128 |
124 126
|
resubcld |
|
| 129 |
128
|
recnd |
|
| 130 |
129
|
abscld |
|
| 131 |
128
|
leabsd |
|
| 132 |
|
fveq2 |
|
| 133 |
|
fveq2 |
|
| 134 |
132 133
|
oveq12d |
|
| 135 |
|
fveq2 |
|
| 136 |
|
oveq2 |
|
| 137 |
136
|
fveq2d |
|
| 138 |
135 137
|
oveq12d |
|
| 139 |
138
|
cbvsumv |
|
| 140 |
|
fveq2 |
|
| 141 |
140
|
oveq2d |
|
| 142 |
|
simpl |
|
| 143 |
142
|
fvoveq1d |
|
| 144 |
143
|
oveq2d |
|
| 145 |
141 144
|
sumeq12rdv |
|
| 146 |
139 145
|
eqtrid |
|
| 147 |
134 146
|
oveq12d |
|
| 148 |
|
id |
|
| 149 |
147 148
|
oveq12d |
|
| 150 |
133
|
oveq2d |
|
| 151 |
149 150
|
oveq12d |
|
| 152 |
151
|
fveq2d |
|
| 153 |
152
|
breq1d |
|
| 154 |
23 9 28
|
ltled |
|
| 155 |
23 9 15 154 59
|
letrd |
|
| 156 |
|
elicopnf |
|
| 157 |
22 156
|
ax-mp |
|
| 158 |
15 155 157
|
sylanbrc |
|
| 159 |
153 4 158
|
rspcdva |
|
| 160 |
128 130 38 131 159
|
letrd |
|
| 161 |
124 126 38
|
lesubaddd |
|
| 162 |
160 161
|
mpbid |
|
| 163 |
14
|
simp3d |
|
| 164 |
90 81
|
logled |
|
| 165 |
163 164
|
mpbid |
|
| 166 |
|
2pos |
|
| 167 |
33 166
|
pm3.2i |
|
| 168 |
167
|
a1i |
|
| 169 |
|
lemul2 |
|
| 170 |
91 82 168 169
|
syl3anc |
|
| 171 |
165 170
|
mpbid |
|
| 172 |
126 84 38 171
|
leadd2dd |
|
| 173 |
124 127 85 162 172
|
letrd |
|
| 174 |
100 85 90
|
ledivmul2d |
|
| 175 |
173 174
|
mpbid |
|
| 176 |
76 100 86 123 175
|
letrd |
|
| 177 |
|
fveq2 |
|
| 178 |
|
fveq2 |
|
| 179 |
177 178
|
oveq12d |
|
| 180 |
|
fveq2 |
|
| 181 |
180
|
oveq2d |
|
| 182 |
|
simpl |
|
| 183 |
182
|
fvoveq1d |
|
| 184 |
183
|
oveq2d |
|
| 185 |
181 184
|
sumeq12rdv |
|
| 186 |
139 185
|
eqtrid |
|
| 187 |
179 186
|
oveq12d |
|
| 188 |
|
id |
|
| 189 |
187 188
|
oveq12d |
|
| 190 |
178
|
oveq2d |
|
| 191 |
189 190
|
oveq12d |
|
| 192 |
191
|
fveq2d |
|
| 193 |
192
|
breq1d |
|
| 194 |
|
elicopnf |
|
| 195 |
22 194
|
ax-mp |
|
| 196 |
9 154 195
|
sylanbrc |
|
| 197 |
193 4 196
|
rspcdva |
|
| 198 |
88 30
|
rerpdivcld |
|
| 199 |
198 78 38
|
absdifled |
|
| 200 |
197 199
|
mpbid |
|
| 201 |
200
|
simpld |
|
| 202 |
79 88 30
|
lemuldivd |
|
| 203 |
201 202
|
mpbird |
|
| 204 |
76 80 86 88 176 203
|
le2subd |
|
| 205 |
57
|
recnd |
|
| 206 |
87
|
recnd |
|
| 207 |
75
|
recnd |
|
| 208 |
205 206 207
|
pnpcan2d |
|
| 209 |
17
|
recnd |
|
| 210 |
19
|
recnd |
|
| 211 |
31
|
recnd |
|
| 212 |
209 210 211
|
subdird |
|
| 213 |
208 212
|
eqtr4d |
|
| 214 |
78 15
|
remulcld |
|
| 215 |
214
|
recnd |
|
| 216 |
38 43
|
readdcld |
|
| 217 |
216 15
|
remulcld |
|
| 218 |
217
|
recnd |
|
| 219 |
78 9
|
remulcld |
|
| 220 |
219
|
recnd |
|
| 221 |
38 9
|
remulcld |
|
| 222 |
221
|
recnd |
|
| 223 |
222
|
negcld |
|
| 224 |
215 218 220 223
|
addsub4d |
|
| 225 |
41
|
recnd |
|
| 226 |
1 30
|
relogmuld |
|
| 227 |
225 211 226
|
comraddd |
|
| 228 |
227
|
oveq2d |
|
| 229 |
|
2cnd |
|
| 230 |
229 211 225
|
adddid |
|
| 231 |
228 230
|
eqtrd |
|
| 232 |
231
|
oveq2d |
|
| 233 |
38
|
recnd |
|
| 234 |
78
|
recnd |
|
| 235 |
43
|
recnd |
|
| 236 |
233 234 235
|
add12d |
|
| 237 |
232 236
|
eqtrd |
|
| 238 |
237
|
oveq1d |
|
| 239 |
216
|
recnd |
|
| 240 |
15
|
recnd |
|
| 241 |
234 239 240
|
adddird |
|
| 242 |
238 241
|
eqtrd |
|
| 243 |
9
|
recnd |
|
| 244 |
234 233 243
|
subdird |
|
| 245 |
220 222
|
negsubd |
|
| 246 |
244 245
|
eqtr4d |
|
| 247 |
242 246
|
oveq12d |
|
| 248 |
34
|
recnd |
|
| 249 |
229 248 211
|
mul32d |
|
| 250 |
234 240 243
|
subdid |
|
| 251 |
249 250
|
eqtrd |
|
| 252 |
38 15
|
remulcld |
|
| 253 |
252
|
recnd |
|
| 254 |
44
|
recnd |
|
| 255 |
253 222 254
|
add32d |
|
| 256 |
233 240 243
|
adddid |
|
| 257 |
256
|
oveq1d |
|
| 258 |
233 235 240
|
adddird |
|
| 259 |
258
|
oveq1d |
|
| 260 |
255 257 259
|
3eqtr4d |
|
| 261 |
218 222
|
subnegd |
|
| 262 |
260 261
|
eqtr4d |
|
| 263 |
251 262
|
oveq12d |
|
| 264 |
224 247 263
|
3eqtr4d |
|
| 265 |
204 213 264
|
3brtr3d |
|
| 266 |
49 9
|
remulcld |
|
| 267 |
52 9
|
remulcld |
|
| 268 |
15 11 9 163
|
leadd1dd |
|
| 269 |
10
|
recnd |
|
| 270 |
269 243
|
adddirp1d |
|
| 271 |
268 270
|
breqtrrd |
|
| 272 |
48 9
|
remulcld |
|
| 273 |
39 272 3
|
lemul2d |
|
| 274 |
271 273
|
mpbid |
|
| 275 |
48
|
recnd |
|
| 276 |
233 275 243
|
mulassd |
|
| 277 |
274 276
|
breqtrrd |
|
| 278 |
33
|
a1i |
|
| 279 |
|
0le2 |
|
| 280 |
279
|
a1i |
|
| 281 |
|
log1 |
|
| 282 |
|
1rp |
|
| 283 |
|
logleb |
|
| 284 |
282 1 283
|
sylancr |
|
| 285 |
2 284
|
mpbid |
|
| 286 |
281 285
|
eqbrtrrid |
|
| 287 |
278 41 280 286
|
mulge0d |
|
| 288 |
15 11 43 287 163
|
lemul2ad |
|
| 289 |
51
|
recnd |
|
| 290 |
289 225 243
|
mulassd |
|
| 291 |
229 269 225 243
|
mul4d |
|
| 292 |
290 291
|
eqtrd |
|
| 293 |
288 292
|
breqtrrd |
|
| 294 |
40 44 266 267 277 293
|
le2addd |
|
| 295 |
5
|
oveq1i |
|
| 296 |
49
|
recnd |
|
| 297 |
52
|
recnd |
|
| 298 |
296 297 243
|
adddird |
|
| 299 |
295 298
|
eqtrid |
|
| 300 |
294 299
|
breqtrrd |
|
| 301 |
45 55 37 300
|
leadd2dd |
|
| 302 |
32 46 56 265 301
|
letrd |
|
| 303 |
36
|
recnd |
|
| 304 |
9 28
|
rplogcld |
|
| 305 |
9 304
|
rerpdivcld |
|
| 306 |
54 305
|
remulcld |
|
| 307 |
306
|
recnd |
|
| 308 |
303 307 211
|
adddird |
|
| 309 |
54
|
recnd |
|
| 310 |
305
|
recnd |
|
| 311 |
309 310 211
|
mulassd |
|
| 312 |
304
|
rpne0d |
|
| 313 |
243 211 312
|
divcan1d |
|
| 314 |
313
|
oveq2d |
|
| 315 |
311 314
|
eqtrd |
|
| 316 |
315
|
oveq2d |
|
| 317 |
308 316
|
eqtrd |
|
| 318 |
302 317
|
breqtrrd |
|
| 319 |
36 306
|
readdcld |
|
| 320 |
20 319 304
|
lemul1d |
|
| 321 |
318 320
|
mpbird |
|