Step | Hyp | Ref
| Expression |
1 | | uzp1 11721 |
. 2
|
2 | | efgredlemb.8 |
. . . . . 6
|
3 | | efgval.w |
. . . . . . . . . . 11
Word |
4 | | fviss 6256 |
. . . . . . . . . . 11
Word Word |
5 | 3, 4 | eqsstri 3635 |
. . . . . . . . . 10
Word |
6 | | efgredlem.2 |
. . . . . . . . . . . . 13
|
7 | | efgval.r |
. . . . . . . . . . . . . . 15
~FG |
8 | | efgval2.m |
. . . . . . . . . . . . . . 15
|
9 | | efgval2.t |
. . . . . . . . . . . . . . 15
splice |
10 | | efgred.d |
. . . . . . . . . . . . . . 15
|
11 | | efgred.s |
. . . . . . . . . . . . . . 15
Word ..^ |
12 | 3, 7, 8, 9, 10, 11 | efgsdm 18143 |
. . . . . . . . . . . . . 14
Word
..^ |
13 | 12 | simp1bi 1076 |
. . . . . . . . . . . . 13
Word |
14 | 6, 13 | syl 17 |
. . . . . . . . . . . 12
Word |
15 | | eldifi 3732 |
. . . . . . . . . . . 12
Word
Word |
16 | | wrdf 13310 |
. . . . . . . . . . . 12
Word ..^ |
17 | 14, 15, 16 | 3syl 18 |
. . . . . . . . . . 11
..^ |
18 | | fzossfz 12488 |
. . . . . . . . . . . . 13
..^
|
19 | | efgredlemb.k |
. . . . . . . . . . . . . 14
|
20 | | efgredlem.1 |
. . . . . . . . . . . . . . . . 17
|
21 | | efgredlem.3 |
. . . . . . . . . . . . . . . . 17
|
22 | | efgredlem.4 |
. . . . . . . . . . . . . . . . 17
|
23 | | efgredlem.5 |
. . . . . . . . . . . . . . . . 17
|
24 | 3, 7, 8, 9, 10, 11, 20, 6, 21, 22, 23 | efgredlema 18153 |
. . . . . . . . . . . . . . . 16
|
25 | 24 | simpld 475 |
. . . . . . . . . . . . . . 15
|
26 | | fzo0end 12560 |
. . . . . . . . . . . . . . 15
..^ |
27 | 25, 26 | syl 17 |
. . . . . . . . . . . . . 14
..^ |
28 | 19, 27 | syl5eqel 2705 |
. . . . . . . . . . . . 13
..^ |
29 | 18, 28 | sseldi 3601 |
. . . . . . . . . . . 12
|
30 | | lencl 13324 |
. . . . . . . . . . . . . . 15
Word |
31 | 14, 15, 30 | 3syl 18 |
. . . . . . . . . . . . . 14
|
32 | 31 | nn0zd 11480 |
. . . . . . . . . . . . 13
|
33 | | fzoval 12471 |
. . . . . . . . . . . . 13
..^ |
34 | 32, 33 | syl 17 |
. . . . . . . . . . . 12
..^ |
35 | 29, 34 | eleqtrrd 2704 |
. . . . . . . . . . 11
..^ |
36 | 17, 35 | ffvelrnd 6360 |
. . . . . . . . . 10
|
37 | 5, 36 | sseldi 3601 |
. . . . . . . . 9
Word
|
38 | | efgredlemb.p |
. . . . . . . . . 10
|
39 | | elfzuz 12338 |
. . . . . . . . . 10
|
40 | | eluzfz1 12348 |
. . . . . . . . . 10
|
41 | 38, 39, 40 | 3syl 18 |
. . . . . . . . 9
|
42 | | lencl 13324 |
. . . . . . . . . . . 12
Word
|
43 | 37, 42 | syl 17 |
. . . . . . . . . . 11
|
44 | | nn0uz 11722 |
. . . . . . . . . . 11
|
45 | 43, 44 | syl6eleq 2711 |
. . . . . . . . . 10
|
46 | | eluzfz2 12349 |
. . . . . . . . . 10
|
47 | 45, 46 | syl 17 |
. . . . . . . . 9
|
48 | | ccatswrd 13456 |
. . . . . . . . 9
Word
substr ++ substr substr |
49 | 37, 41, 38, 47, 48 | syl13anc 1328 |
. . . . . . . 8
substr
++
substr substr |
50 | | swrdid 13428 |
. . . . . . . . 9
Word
substr |
51 | 37, 50 | syl 17 |
. . . . . . . 8
substr |
52 | 49, 51 | eqtrd 2656 |
. . . . . . 7
substr
++
substr |
53 | 3, 7, 8, 9, 10, 11 | efgsdm 18143 |
. . . . . . . . . . . . . 14
Word
..^ |
54 | 53 | simp1bi 1076 |
. . . . . . . . . . . . 13
Word |
55 | 21, 54 | syl 17 |
. . . . . . . . . . . 12
Word |
56 | | eldifi 3732 |
. . . . . . . . . . . 12
Word
Word |
57 | | wrdf 13310 |
. . . . . . . . . . . 12
Word ..^ |
58 | 55, 56, 57 | 3syl 18 |
. . . . . . . . . . 11
..^ |
59 | | fzossfz 12488 |
. . . . . . . . . . . . 13
..^
|
60 | | efgredlemb.l |
. . . . . . . . . . . . . 14
|
61 | 24 | simprd 479 |
. . . . . . . . . . . . . . 15
|
62 | | fzo0end 12560 |
. . . . . . . . . . . . . . 15
..^ |
63 | 61, 62 | syl 17 |
. . . . . . . . . . . . . 14
..^ |
64 | 60, 63 | syl5eqel 2705 |
. . . . . . . . . . . . 13
..^ |
65 | 59, 64 | sseldi 3601 |
. . . . . . . . . . . 12
|
66 | | lencl 13324 |
. . . . . . . . . . . . . . 15
Word |
67 | 55, 56, 66 | 3syl 18 |
. . . . . . . . . . . . . 14
|
68 | 67 | nn0zd 11480 |
. . . . . . . . . . . . 13
|
69 | | fzoval 12471 |
. . . . . . . . . . . . 13
..^ |
70 | 68, 69 | syl 17 |
. . . . . . . . . . . 12
..^ |
71 | 65, 70 | eleqtrrd 2704 |
. . . . . . . . . . 11
..^ |
72 | 58, 71 | ffvelrnd 6360 |
. . . . . . . . . 10
|
73 | 5, 72 | sseldi 3601 |
. . . . . . . . 9
Word
|
74 | | efgredlemb.q |
. . . . . . . . . 10
|
75 | | elfzuz 12338 |
. . . . . . . . . 10
|
76 | | eluzfz1 12348 |
. . . . . . . . . 10
|
77 | 74, 75, 76 | 3syl 18 |
. . . . . . . . 9
|
78 | | lencl 13324 |
. . . . . . . . . . . 12
Word
|
79 | 73, 78 | syl 17 |
. . . . . . . . . . 11
|
80 | 79, 44 | syl6eleq 2711 |
. . . . . . . . . 10
|
81 | | eluzfz2 12349 |
. . . . . . . . . 10
|
82 | 80, 81 | syl 17 |
. . . . . . . . 9
|
83 | | ccatswrd 13456 |
. . . . . . . . 9
Word
substr ++ substr substr |
84 | 73, 77, 74, 82, 83 | syl13anc 1328 |
. . . . . . . 8
substr
++
substr substr |
85 | | swrdid 13428 |
. . . . . . . . 9
Word
substr |
86 | 73, 85 | syl 17 |
. . . . . . . 8
substr |
87 | 84, 86 | eqtrd 2656 |
. . . . . . 7
substr
++
substr |
88 | 52, 87 | eqeq12d 2637 |
. . . . . 6
substr ++
substr
substr ++ substr |
89 | 2, 88 | mtbird 315 |
. . . . 5
substr ++
substr
substr ++ substr |
90 | | efgredlemb.6 |
. . . . . . . . . . . . 13
|
91 | | efgredlemb.u |
. . . . . . . . . . . . . 14
|
92 | 3, 7, 8, 9 | efgtval 18136 |
. . . . . . . . . . . . . 14
splice
|
93 | 36, 38, 91, 92 | syl3anc 1326 |
. . . . . . . . . . . . 13
splice |
94 | 8 | efgmf 18126 |
. . . . . . . . . . . . . . . . 17
|
95 | 94 | ffvelrni 6358 |
. . . . . . . . . . . . . . . 16
|
96 | 91, 95 | syl 17 |
. . . . . . . . . . . . . . 15
|
97 | 91, 96 | s2cld 13616 |
. . . . . . . . . . . . . 14
Word |
98 | | splval 13502 |
. . . . . . . . . . . . . 14
Word splice substr ++ ++ substr |
99 | 36, 38, 38, 97, 98 | syl13anc 1328 |
. . . . . . . . . . . . 13
splice
substr ++ ++ substr |
100 | 90, 93, 99 | 3eqtrd 2660 |
. . . . . . . . . . . 12
substr ++ ++
substr |
101 | | efgredlemb.7 |
. . . . . . . . . . . . 13
|
102 | | efgredlemb.v |
. . . . . . . . . . . . . 14
|
103 | 3, 7, 8, 9 | efgtval 18136 |
. . . . . . . . . . . . . 14
splice
|
104 | 72, 74, 102, 103 | syl3anc 1326 |
. . . . . . . . . . . . 13
splice |
105 | 94 | ffvelrni 6358 |
. . . . . . . . . . . . . . . 16
|
106 | 102, 105 | syl 17 |
. . . . . . . . . . . . . . 15
|
107 | 102, 106 | s2cld 13616 |
. . . . . . . . . . . . . 14
Word |
108 | | splval 13502 |
. . . . . . . . . . . . . 14
Word splice substr ++ ++ substr |
109 | 72, 74, 74, 107, 108 | syl13anc 1328 |
. . . . . . . . . . . . 13
splice
substr ++ ++ substr |
110 | 101, 104,
109 | 3eqtrd 2660 |
. . . . . . . . . . . 12
substr ++ ++
substr |
111 | 22, 100, 110 | 3eqtr3d 2664 |
. . . . . . . . . . 11
substr ++ ++ substr
substr ++ ++
substr |
112 | 111 | adantr 481 |
. . . . . . . . . 10
substr
++ ++ substr
substr ++ ++
substr |
113 | | swrdcl 13419 |
. . . . . . . . . . . . . 14
Word
substr Word |
114 | 37, 113 | syl 17 |
. . . . . . . . . . . . 13
substr Word |
115 | 114 | adantr 481 |
. . . . . . . . . . . 12
substr Word |
116 | 97 | adantr 481 |
. . . . . . . . . . . 12
Word |
117 | | ccatcl 13359 |
. . . . . . . . . . . 12
substr Word Word
substr ++ Word |
118 | 115, 116,
117 | syl2anc 693 |
. . . . . . . . . . 11
substr ++ Word |
119 | | swrdcl 13419 |
. . . . . . . . . . . . 13
Word
substr Word |
120 | 37, 119 | syl 17 |
. . . . . . . . . . . 12
substr
Word |
121 | 120 | adantr 481 |
. . . . . . . . . . 11
substr Word
|
122 | | swrdcl 13419 |
. . . . . . . . . . . . . 14
Word
substr Word |
123 | 73, 122 | syl 17 |
. . . . . . . . . . . . 13
substr Word |
124 | 123 | adantr 481 |
. . . . . . . . . . . 12
substr Word |
125 | 107 | adantr 481 |
. . . . . . . . . . . 12
Word |
126 | | ccatcl 13359 |
. . . . . . . . . . . 12
substr Word Word
substr ++ Word |
127 | 124, 125,
126 | syl2anc 693 |
. . . . . . . . . . 11
substr ++ Word |
128 | | swrdcl 13419 |
. . . . . . . . . . . . 13
Word
substr Word |
129 | 73, 128 | syl 17 |
. . . . . . . . . . . 12
substr
Word |
130 | 129 | adantr 481 |
. . . . . . . . . . 11
substr Word
|
131 | | swrd0len 13422 |
. . . . . . . . . . . . . . . 16
Word
substr |
132 | 37, 38, 131 | syl2anc 693 |
. . . . . . . . . . . . . . 15
substr |
133 | | swrd0len 13422 |
. . . . . . . . . . . . . . . 16
Word
substr |
134 | 73, 74, 133 | syl2anc 693 |
. . . . . . . . . . . . . . 15
substr |
135 | 132, 134 | eqeq12d 2637 |
. . . . . . . . . . . . . 14
substr substr
|
136 | 135 | biimpar 502 |
. . . . . . . . . . . . 13
substr
substr |
137 | | s2len 13634 |
. . . . . . . . . . . . . . 15
|
138 | | s2len 13634 |
. . . . . . . . . . . . . . 15
|
139 | 137, 138 | eqtr4i 2647 |
. . . . . . . . . . . . . 14
|
140 | 139 | a1i 11 |
. . . . . . . . . . . . 13
|
141 | 136, 140 | oveq12d 6668 |
. . . . . . . . . . . 12
substr
substr |
142 | | ccatlen 13360 |
. . . . . . . . . . . . 13
substr Word Word
substr ++ substr |
143 | 115, 116,
142 | syl2anc 693 |
. . . . . . . . . . . 12
substr ++ substr |
144 | | ccatlen 13360 |
. . . . . . . . . . . . 13
substr Word Word
substr ++ substr |
145 | 124, 125,
144 | syl2anc 693 |
. . . . . . . . . . . 12
substr ++ substr |
146 | 141, 143,
145 | 3eqtr4d 2666 |
. . . . . . . . . . 11
substr ++
substr ++ |
147 | | ccatopth 13470 |
. . . . . . . . . . 11
substr ++ Word substr Word
substr ++ Word substr Word substr
++
substr ++ substr ++ ++ substr
substr ++ ++
substr
substr ++ substr ++ substr substr |
148 | 118, 121,
127, 130, 146, 147 | syl221anc 1337 |
. . . . . . . . . 10
substr ++ ++ substr
substr ++ ++
substr
substr ++ substr ++ substr substr |
149 | 112, 148 | mpbid 222 |
. . . . . . . . 9
substr
++
substr ++
substr
substr |
150 | 149 | simpld 475 |
. . . . . . . 8
substr ++ substr ++ |
151 | | ccatopth 13470 |
. . . . . . . . 9
substr
Word
Word substr Word Word
substr
substr substr ++ substr
++
substr substr |
152 | 115, 116,
124, 125, 136, 151 | syl221anc 1337 |
. . . . . . . 8
substr
++
substr ++
substr substr |
153 | 150, 152 | mpbid 222 |
. . . . . . 7
substr substr |
154 | 153 | simpld 475 |
. . . . . 6
substr substr |
155 | 149 | simprd 479 |
. . . . . 6
substr substr |
156 | 154, 155 | oveq12d 6668 |
. . . . 5
substr ++ substr substr ++ substr |
157 | 89, 156 | mtand 691 |
. . . 4
|
158 | 157 | pm2.21d 118 |
. . 3
|
159 | | uzp1 11721 |
. . . 4
|
160 | 91 | s1cld 13383 |
. . . . . . . . . . . . . . . . 17
Word |
161 | | ccatcl 13359 |
. . . . . . . . . . . . . . . . 17
substr Word Word
substr ++ Word |
162 | 114, 160,
161 | syl2anc 693 |
. . . . . . . . . . . . . . . 16
substr
++
Word |
163 | 96 | s1cld 13383 |
. . . . . . . . . . . . . . . 16
Word
|
164 | | ccatass 13371 |
. . . . . . . . . . . . . . . 16
substr
++
Word Word substr Word
substr
++ ++ ++ substr
substr ++ ++ ++ substr |
165 | 162, 163,
120, 164 | syl3anc 1326 |
. . . . . . . . . . . . . . 15
substr ++
++ ++ substr
substr ++ ++ ++ substr |
166 | | ccatass 13371 |
. . . . . . . . . . . . . . . . . . 19
substr Word Word
Word
substr ++ ++
substr ++ ++ |
167 | 114, 160,
163, 166 | syl3anc 1326 |
. . . . . . . . . . . . . . . . . 18
substr ++ ++
substr ++ ++ |
168 | | df-s2 13593 |
. . . . . . . . . . . . . . . . . . 19
++ |
169 | 168 | oveq2i 6661 |
. . . . . . . . . . . . . . . . . 18
substr ++ substr
++ ++ |
170 | 167, 169 | syl6eqr 2674 |
. . . . . . . . . . . . . . . . 17
substr ++ ++
substr ++ |
171 | 170 | oveq1d 6665 |
. . . . . . . . . . . . . . . 16
substr ++
++ ++ substr
substr ++ ++
substr |
172 | 102 | s1cld 13383 |
. . . . . . . . . . . . . . . . . . 19
Word |
173 | 106 | s1cld 13383 |
. . . . . . . . . . . . . . . . . . 19
Word
|
174 | | ccatass 13371 |
. . . . . . . . . . . . . . . . . . 19
substr Word Word
Word
substr ++ ++
substr ++ ++ |
175 | 123, 172,
173, 174 | syl3anc 1326 |
. . . . . . . . . . . . . . . . . 18
substr ++ ++
substr ++ ++ |
176 | | df-s2 13593 |
. . . . . . . . . . . . . . . . . . 19
++ |
177 | 176 | oveq2i 6661 |
. . . . . . . . . . . . . . . . . 18
substr ++ substr
++ ++ |
178 | 175, 177 | syl6eqr 2674 |
. . . . . . . . . . . . . . . . 17
substr ++ ++
substr ++ |
179 | 178 | oveq1d 6665 |
. . . . . . . . . . . . . . . 16
substr ++
++ ++ substr
substr ++ ++
substr |
180 | 111, 171,
179 | 3eqtr4d 2666 |
. . . . . . . . . . . . . . 15
substr ++
++ ++ substr substr
++ ++ ++ substr |
181 | 165, 180 | eqtr3d 2658 |
. . . . . . . . . . . . . 14
substr ++ ++ ++ substr
substr ++ ++ ++ substr |
182 | 181 | adantr 481 |
. . . . . . . . . . . . 13
substr
++ ++ ++ substr
substr ++ ++ ++ substr |
183 | 162 | adantr 481 |
. . . . . . . . . . . . . 14
substr ++ Word |
184 | 163 | adantr 481 |
. . . . . . . . . . . . . . 15
Word
|
185 | 120 | adantr 481 |
. . . . . . . . . . . . . . 15
substr Word
|
186 | | ccatcl 13359 |
. . . . . . . . . . . . . . 15
Word substr Word
++ substr Word
|
187 | 184, 185,
186 | syl2anc 693 |
. . . . . . . . . . . . . 14
++ substr Word |
188 | | ccatcl 13359 |
. . . . . . . . . . . . . . . . 17
substr Word Word
substr ++ Word |
189 | 123, 172,
188 | syl2anc 693 |
. . . . . . . . . . . . . . . 16
substr
++
Word |
190 | 189 | adantr 481 |
. . . . . . . . . . . . . . 15
substr ++ Word |
191 | 173 | adantr 481 |
. . . . . . . . . . . . . . 15
Word
|
192 | | ccatcl 13359 |
. . . . . . . . . . . . . . 15
substr
++
Word Word
substr ++ ++ Word |
193 | 190, 191,
192 | syl2anc 693 |
. . . . . . . . . . . . . 14
substr
++ ++ Word |
194 | 129 | adantr 481 |
. . . . . . . . . . . . . 14
substr Word
|
195 | | ccatlen 13360 |
. . . . . . . . . . . . . . . . . . . 20
substr Word Word substr ++ substr |
196 | 123, 172,
195 | syl2anc 693 |
. . . . . . . . . . . . . . . . . . 19
substr ++ substr |
197 | | s1len 13385 |
. . . . . . . . . . . . . . . . . . . . 21
|
198 | 197 | a1i 11 |
. . . . . . . . . . . . . . . . . . . 20
|
199 | 134, 198 | oveq12d 6668 |
. . . . . . . . . . . . . . . . . . 19
substr |
200 | 196, 199 | eqtrd 2656 |
. . . . . . . . . . . . . . . . . 18
substr ++ |
201 | 132, 200 | eqeq12d 2637 |
. . . . . . . . . . . . . . . . 17
substr substr ++
|
202 | 201 | biimpar 502 |
. . . . . . . . . . . . . . . 16
substr
substr
++ |
203 | | s1len 13385 |
. . . . . . . . . . . . . . . . . 18
|
204 | | s1len 13385 |
. . . . . . . . . . . . . . . . . 18
|
205 | 203, 204 | eqtr4i 2647 |
. . . . . . . . . . . . . . . . 17
|
206 | 205 | a1i 11 |
. . . . . . . . . . . . . . . 16
|
207 | 202, 206 | oveq12d 6668 |
. . . . . . . . . . . . . . 15
substr
substr ++ |
208 | 114 | adantr 481 |
. . . . . . . . . . . . . . . 16
substr Word |
209 | 160 | adantr 481 |
. . . . . . . . . . . . . . . 16
Word
|
210 | | ccatlen 13360 |
. . . . . . . . . . . . . . . 16
substr Word Word substr ++ substr |
211 | 208, 209,
210 | syl2anc 693 |
. . . . . . . . . . . . . . 15
substr ++ substr |
212 | | ccatlen 13360 |
. . . . . . . . . . . . . . . 16
substr
++
Word Word
substr
++ ++
substr ++ |
213 | 190, 191,
212 | syl2anc 693 |
. . . . . . . . . . . . . . 15
substr ++
++
substr ++ |
214 | 207, 211,
213 | 3eqtr4d 2666 |
. . . . . . . . . . . . . 14
substr ++
substr ++ ++ |
215 | | ccatopth 13470 |
. . . . . . . . . . . . . 14
substr ++
Word ++ substr Word substr
++ ++ Word substr Word substr
++
substr ++ ++
substr ++ ++ ++ substr substr ++
++ ++ substr substr ++
substr
++ ++ ++ substr substr |
216 | 183, 187,
193, 194, 214, 215 | syl221anc 1337 |
. . . . . . . . . . . . 13
substr ++ ++ ++ substr
substr ++ ++ ++ substr substr ++
substr
++ ++ ++ substr substr |
217 | 182, 216 | mpbid 222 |
. . . . . . . . . . . 12
substr
++
substr ++ ++ ++ substr substr |
218 | 217 | simpld 475 |
. . . . . . . . . . 11
substr ++ substr
++ ++ |
219 | | ccatopth 13470 |
. . . . . . . . . . . 12
substr
Word
Word
substr ++
Word Word
substr
substr ++ substr ++
substr
++ ++
substr substr ++
|
220 | 208, 209,
190, 191, 202, 219 | syl221anc 1337 |
. . . . . . . . . . 11
substr
++
substr ++ ++
substr substr ++
|
221 | 218, 220 | mpbid 222 |
. . . . . . . . . 10
substr
substr ++ |
222 | 221 | simpld 475 |
. . . . . . . . 9
substr substr ++ |
223 | 222 | oveq1d 6665 |
. . . . . . . 8
substr ++ substr
substr ++ ++ substr |
224 | 123 | adantr 481 |
. . . . . . . . 9
substr Word |
225 | 172 | adantr 481 |
. . . . . . . . 9
Word
|
226 | | ccatass 13371 |
. . . . . . . . 9
substr Word Word
substr Word
substr ++ ++
substr
substr ++ ++ substr |
227 | 224, 225,
185, 226 | syl3anc 1326 |
. . . . . . . 8
substr
++ ++
substr
substr ++ ++ substr |
228 | 221 | simprd 479 |
. . . . . . . . . . . . . . 15
|
229 | | s111 13395 |
. . . . . . . . . . . . . . . . 17
|
230 | 91, 106, 229 | syl2anc 693 |
. . . . . . . . . . . . . . . 16
|
231 | 230 | adantr 481 |
. . . . . . . . . . . . . . 15
|
232 | 228, 231 | mpbid 222 |
. . . . . . . . . . . . . 14
|
233 | 232 | fveq2d 6195 |
. . . . . . . . . . . . 13
|
234 | 8 | efgmnvl 18127 |
. . . . . . . . . . . . . . 15
|
235 | 102, 234 | syl 17 |
. . . . . . . . . . . . . 14
|
236 | 235 | adantr 481 |
. . . . . . . . . . . . 13
|
237 | 233, 236 | eqtrd 2656 |
. . . . . . . . . . . 12
|
238 | 237 | s1eqd 13381 |
. . . . . . . . . . 11
|
239 | 238 | oveq1d 6665 |
. . . . . . . . . 10
++ substr ++ substr |
240 | 217 | simprd 479 |
. . . . . . . . . 10
++ substr substr |
241 | 239, 240 | eqtr3d 2658 |
. . . . . . . . 9
++ substr substr |
242 | 241 | oveq2d 6666 |
. . . . . . . 8
substr ++ ++ substr substr
++
substr |
243 | 223, 227,
242 | 3eqtrd 2660 |
. . . . . . 7
substr ++ substr substr ++ substr |
244 | 89, 243 | mtand 691 |
. . . . . 6
|
245 | 244 | pm2.21d 118 |
. . . . 5
|
246 | | elfzelz 12342 |
. . . . . . . . . . . 12
|
247 | 74, 246 | syl 17 |
. . . . . . . . . . 11
|
248 | 247 | zcnd 11483 |
. . . . . . . . . 10
|
249 | | 1cnd 10056 |
. . . . . . . . . 10
|
250 | 248, 249,
249 | addassd 10062 |
. . . . . . . . 9
|
251 | | df-2 11079 |
. . . . . . . . . 10
|
252 | 251 | oveq2i 6661 |
. . . . . . . . 9
|
253 | 250, 252 | syl6eqr 2674 |
. . . . . . . 8
|
254 | 253 | fveq2d 6195 |
. . . . . . 7
|
255 | 254 | eleq2d 2687 |
. . . . . 6
|
256 | 3, 7, 8, 9, 10, 11 | efgsfo 18152 |
. . . . . . . . . 10
|
257 | | swrdcl 13419 |
. . . . . . . . . . . . 13
Word
substr Word |
258 | 37, 257 | syl 17 |
. . . . . . . . . . . 12
substr Word |
259 | | ccatcl 13359 |
. . . . . . . . . . . 12
substr Word substr Word
substr ++ substr Word |
260 | 123, 258,
259 | syl2anc 693 |
. . . . . . . . . . 11
substr
++
substr Word |
261 | 3 | efgrcl 18128 |
. . . . . . . . . . . . 13
Word |
262 | 36, 261 | syl 17 |
. . . . . . . . . . . 12
Word |
263 | 262 | simprd 479 |
. . . . . . . . . . 11
Word |
264 | 260, 263 | eleqtrrd 2704 |
. . . . . . . . . 10
substr
++
substr |
265 | | foelrn 6378 |
. . . . . . . . . 10
substr ++
substr substr ++ substr |
266 | 256, 264,
265 | sylancr 695 |
. . . . . . . . 9
substr
++
substr |
267 | 266 | adantr 481 |
. . . . . . . 8
substr ++ substr |
268 | 20 | ad2antrr 762 |
. . . . . . . . 9
substr
++
substr
|
269 | 6 | ad2antrr 762 |
. . . . . . . . 9
substr
++
substr
|
270 | 21 | ad2antrr 762 |
. . . . . . . . 9
substr
++
substr
|
271 | 22 | ad2antrr 762 |
. . . . . . . . 9
substr
++
substr |
272 | 23 | ad2antrr 762 |
. . . . . . . . 9
substr
++
substr |
273 | 38 | ad2antrr 762 |
. . . . . . . . 9
substr
++
substr
|
274 | 74 | ad2antrr 762 |
. . . . . . . . 9
substr
++
substr
|
275 | 91 | ad2antrr 762 |
. . . . . . . . 9
substr
++
substr
|
276 | 102 | ad2antrr 762 |
. . . . . . . . 9
substr
++
substr
|
277 | 90 | ad2antrr 762 |
. . . . . . . . 9
substr
++
substr |
278 | 101 | ad2antrr 762 |
. . . . . . . . 9
substr
++
substr |
279 | 2 | ad2antrr 762 |
. . . . . . . . 9
substr
++
substr |
280 | | simplr 792 |
. . . . . . . . 9
substr
++
substr
|
281 | | simprl 794 |
. . . . . . . . 9
substr
++
substr |
282 | | simprr 796 |
. . . . . . . . . 10
substr
++
substr substr
++
substr |
283 | 282 | eqcomd 2628 |
. . . . . . . . 9
substr
++
substr substr ++ substr |
284 | 3, 7, 8, 9, 10, 11, 268, 269, 270, 271, 272, 19, 60, 273, 274, 275, 276, 277, 278, 279, 280, 281, 283 | efgredlemd 18157 |
. . . . . . . 8
substr
++
substr |
285 | 267, 284 | rexlimddv 3035 |
. . . . . . 7
|
286 | 285 | ex 450 |
. . . . . 6
|
287 | 255, 286 | sylbid 230 |
. . . . 5
|
288 | 245, 287 | jaod 395 |
. . . 4
|
289 | 159, 288 | syl5 34 |
. . 3
|
290 | 158, 289 | jaod 395 |
. 2
|
291 | 1, 290 | syl5 34 |
1
|