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| Description: Lemma used to transfer an associative law via an equivalence relation. |
| Ref | Expression |
|---|---|
| ecoprass.1 |
|
| ecoprass.2 |
|
| ecoprass.3 |
|
| ecoprass.4 |
|
| ecoprass.5 |
|
| ecoprass.6 |
|
| ecoprass.7 |
|
| ecoprass.8 |
|
| ecoprass.9 |
|
| Ref | Expression |
|---|---|
| ecoprass |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ecoprass.1 |
. 2
| |
| 2 | opreq1 4700 |
. . . 4
| |
| 3 | 2 | opreq1d 4708 |
. . 3
|
| 4 | opreq1 4700 |
. . 3
| |
| 5 | 3, 4 | eqeq12d 1736 |
. 2
|
| 6 | opreq2 4701 |
. . . 4
| |
| 7 | 6 | opreq1d 4708 |
. . 3
|
| 8 | opreq1 4700 |
. . . 4
| |
| 9 | 8 | opreq2d 4709 |
. . 3
|
| 10 | 7, 9 | eqeq12d 1736 |
. 2
|
| 11 | opreq2 4701 |
. . 3
| |
| 12 | opreq2 4701 |
. . . 4
| |
| 13 | 12 | opreq2d 4709 |
. . 3
|
| 14 | 11, 13 | eqeq12d 1736 |
. 2
|
| 15 | ecoprass.8 |
. . . 4
| |
| 16 | ecoprass.9 |
. . . 4
| |
| 17 | opeq12 2982 |
. . . . 5
| |
| 18 | eceq2 5147 |
. . . . 5
| |
| 19 | 17, 18 | syl 12 |
. . . 4
|
| 20 | 15, 16, 19 | mp2an 758 |
. . 3
|
| 21 | ecoprass.2 |
. . . . . . 7
| |
| 22 | 21 | opreq1d 4708 |
. . . . . 6
|
| 23 | 22 | adantr 423 |
. . . . 5
|
| 24 | ecoprass.4 |
. . . . . 6
| |
| 25 | ecoprass.6 |
. . . . . 6
| |
| 26 | 24, 25 | sylan 495 |
. . . . 5
|
| 27 | 23, 26 | eqtrd 1762 |
. . . 4
|
| 28 | 27 | 3impa 941 |
. . 3
|
| 29 | ecoprass.3 |
. . . . . . 7
| |
| 30 | 29 | opreq2d 4709 |
. . . . . 6
|
| 31 | 30 | adantl 422 |
. . . . 5
|
| 32 | ecoprass.5 |
. . . . . 6
| |
| 33 | ecoprass.7 |
. . . . . 6
| |
| 34 | 32, 33 | sylan2 498 |
. . . . 5
|
| 35 | 31, 34 | eqtrd 1762 |
. . . 4
|
| 36 | 35 | 3impb 942 |
. . 3
|
| 37 | 20, 28, 36 | 3eqtr4a 1791 |
. 2
|
| 38 | 1, 5, 10, 14, 37 | 3ecoptocl 5175 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: addasspq 6011 mulasspq 6013 addasssr 6145 mulasssr 6147 axaddass 6226 axmulass 6227 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 1142 ax-gen 1143 ax-8 1144 ax-9 1145 ax-10 1146 ax-11 1147 ax-12 1148 ax-14 1150 ax-17 1155 ax-4 1157 ax-5o 1159 ax-6o 1162 ax-9o 1319 ax-10o 1338 ax-16 1418 ax-11o 1426 ax-ext 1702 ax-sep 3253 ax-nul 3260 ax-pow 3296 ax-pr 3339 |
| This theorem depends on definitions: df-bi 163 df-or 240 df-an 241 df-3an 857 df-ex 1165 df-sb 1374 df-eu 1613 df-mo 1614 df-clab 1709 df-cleq 1714 df-clel 1717 df-ne 1856 df-ral 1943 df-rex 1944 df-v 2127 df-dif 2430 df-un 2433 df-in 2436 df-ss 2438 df-nul 2702 df-pw 2859 df-sn 2873 df-pr 2874 df-op 2877 df-uni 3000 df-br 3159 df-opab 3214 df-xp 3811 df-cnv 3813 df-dm 3815 df-rn 3816 df-res 3817 df-ima 3818 df-fv 3825 df-opr 4697 df-ec 5131 df-qs 5134 |