| Mathbox for Frédéric Liné |
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Related theorems Unicode version |
| Description: The predicate "repects Aitken's axiom B-3 of a linear incidence-betweenness geometry ". See df-plibg3 15312. |
| Ref | Expression |
|---|---|
| isplibg3.1 |
|
| Ref | Expression |
|---|---|
| isplibg3 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-plibg3 15312 |
. . . 4
| |
| 2 | 1 | a1i 8 |
. . 3
|
| 3 | 2 | eleq2d 1964 |
. 2
|
| 4 | id 73 |
. . . 4
| |
| 5 | unieq 3185 |
. . . . 5
| |
| 6 | 5 | raleqdv 2269 |
. . . . . 6
|
| 7 | 5, 6 | raleqbidv 2274 |
. . . . 5
|
| 8 | 5, 7 | raleqbidv 2274 |
. . . 4
|
| 9 | 4, 8 | raleqbidv 2274 |
. . 3
|
| 10 | isplibg3.1 |
. . . . . . 7
| |
| 11 | 10 | eqcomi 1888 |
. . . . . 6
|
| 12 | 11 | a1i 8 |
. . . . 5
|
| 13 | eleq2 1958 |
. . . . . . . . . 10
| |
| 14 | eleq2 1958 |
. . . . . . . . . . 11
| |
| 15 | 14 | notbid 673 |
. . . . . . . . . 10
|
| 16 | eleq2 1958 |
. . . . . . . . . . 11
| |
| 17 | 16 | notbid 673 |
. . . . . . . . . 10
|
| 18 | 13, 15, 17 | 3anbi123d 1168 |
. . . . . . . . 9
|
| 19 | 13 | notbid 673 |
. . . . . . . . . 10
|
| 20 | 19, 14, 17 | 3anbi123d 1168 |
. . . . . . . . 9
|
| 21 | 19, 15, 16 | 3anbi123d 1168 |
. . . . . . . . 9
|
| 22 | 18, 20, 21 | 3orbi123d 1167 |
. . . . . . . 8
|
| 23 | 22 | imbi2d 674 |
. . . . . . 7
|
| 24 | 12, 23 | raleqbidv 2274 |
. . . . . 6
|
| 25 | 12, 24 | raleqbidv 2274 |
. . . . 5
|
| 26 | 12, 25 | raleqbidv 2274 |
. . . 4
|
| 27 | 26 | ralbidv 2123 |
. . 3
|
| 28 | 9, 27 | opelopabg 3567 |
. 2
|
| 29 | 3, 28 | bitrd 587 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: isplibg 15319 |
| 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-3or 859 df-3an 860 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-ral 2109 df-rex 2110 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-uni 3178 df-opab 3396 df-plibg3 15312 |