| Mathbox for Frédéric Liné |
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Related theorems Unicode version |
| Description: The third axiom of a planar incidence-betweenness geometry. |
| Ref | Expression |
|---|---|
| plibgax3.1 |
|
| Ref | Expression |
|---|---|
| plibgax3 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | plibgax3.1 |
. . . . . . 7
| |
| 2 | biid 187 |
. . . . . . 7
| |
| 3 | biid 187 |
. . . . . . 7
| |
| 4 | biid 187 |
. . . . . . 7
| |
| 5 | biid 187 |
. . . . . . 7
| |
| 6 | biid 187 |
. . . . . . 7
| |
| 7 | biid 187 |
. . . . . . 7
| |
| 8 | 1, 2, 3, 4, 5, 6, 7 | isplibg 15319 |
. . . . . 6
|
| 9 | 8 | simplbda 465 |
. . . . 5
|
| 10 | 9 | simprd 352 |
. . . 4
|
| 11 | 10 | simprd 352 |
. . 3
|
| 12 | 11 | simplld 348 |
. 2
|
| 13 | 12 | ex 402 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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-rab 2112 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-br 3339 df-opab 3396 df-rel 4001 df-cnv 4002 df-dm 4004 df-rn 4005 df-plibg0 15306 df-plibg1 15308 df-plibg2 15310 df-plibg3 15312 df-plibg4a 15314 df-plibg4b 15316 df-plibg 15318 |