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| Description: The law of concretion for a binary relation. |
| Ref | Expression |
|---|---|
| opelopabg.1 |
|
| opelopabg.2 |
|
| brabg.5 |
|
| Ref | Expression |
|---|---|
| brabg |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | opelopabg.1 |
. . 3
| |
| 2 | opelopabg.2 |
. . 3
| |
| 3 | 1, 2 | opelopabg 3567 |
. 2
|
| 4 | df-br 3339 |
. . 3
| |
| 5 | brabg.5 |
. . . 4
| |
| 6 | 5 | eleq2i 1961 |
. . 3
|
| 7 | 4, 6 | bitri 190 |
. 2
|
| 8 | 3, 7 | syl5bb 591 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: brab 3571 ideqg 4114 ideqgOLD 4115 opelcnvg 4140 f1owe 4882 breng 5434 brdomg 5435 ltprord 6286 clim 8237 lmbr 9206 hmph 10241 hlim2 10693 cmbr 11160 leopg 11693 cvbr 11854 mdbr 11866 dmdbr 11871 epelcNEW 13826 soseq 13955 sltval 13988 isfne 15480 isref 15488 brabg2 15681 isphtpc 16059 isriscg 16138 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 1304 ax-gen 1305 ax-8 1306 ax-9 1307 ax-10 1308 ax-11 1309 ax-12 1310 ax-14 1312 ax-17 1317 ax-4 1319 ax-5o 1321 ax-6o 1324 ax-9o 1481 ax-10o 1500 ax-16 1580 ax-11o 1588 ax-ext 1865 ax-sep 3438 ax-nul 3445 ax-pow 3481 ax-pr 3524 |
| This theorem depends on definitions: df-bi 164 df-or 241 df-an 242 df-ex 1327 df-sb 1536 df-eu 1775 df-mo 1776 df-clab 1872 df-cleq 1877 df-clel 1880 df-ne 2019 df-v 2294 df-dif 2597 df-un 2600 df-in 2603 df-ss 2605 df-nul 2876 df-pw 3035 df-sn 3049 df-pr 3050 df-op 3053 df-br 3339 df-opab 3396 |