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| Description: Lemma for orthoarguesian law 5OA. |
| Ref | Expression |
|---|---|
| 5oalem5.1 |
|
| 5oalem5.2 |
|
| 5oalem5.3 |
|
| 5oalem5.4 |
|
| 5oalem5.5 |
|
| 5oalem5.6 |
|
| 5oalem5.7 |
|
| 5oalem5.8 |
|
| Ref | Expression |
|---|---|
| 5oalem6 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqeq1 1481 |
. . . . . . . . . . . 12
| |
| 2 | 1 | biimpcd 155 |
. . . . . . . . . . 11
|
| 3 | eqeq1 1481 |
. . . . . . . . . . . 12
| |
| 4 | 3 | biimpcd 155 |
. . . . . . . . . . 11
|
| 5 | 2, 4 | anim12d 558 |
. . . . . . . . . 10
|
| 6 | eqeq1 1481 |
. . . . . . . . . . 11
| |
| 7 | 6 | biimpcd 155 |
. . . . . . . . . 10
|
| 8 | 5, 7 | anim12d 558 |
. . . . . . . . 9
|
| 9 | 8 | exp3a 375 |
. . . . . . . 8
|
| 10 | 9 | com3l 34 |
. . . . . . 7
|
| 11 | 10 | imp32 363 |
. . . . . 6
|
| 12 | 11 | anim2i 335 |
. . . . 5
|
| 13 | 12 | an4s 508 |
. . . 4
|
| 14 | an4 506 |
. . . 4
| |
| 15 | an4 506 |
. . . 4
| |
| 16 | 13, 14, 15 | syl2anb 455 |
. . 3
|
| 17 | 5oalem5.1 |
. . . 4
| |
| 18 | 5oalem5.2 |
. . . 4
| |
| 19 | 5oalem5.3 |
. . . 4
| |
| 20 | 5oalem5.4 |
. . . 4
| |
| 21 | 5oalem5.5 |
. . . 4
| |
| 22 | 5oalem5.6 |
. . . 4
| |
| 23 | 5oalem5.7 |
. . . 4
| |
| 24 | 5oalem5.8 |
. . . 4
| |
| 25 | 17, 18, 19, 20, 21, 22, 23, 24 | 5oalem5 9603 |
. . 3
|
| 26 | 16, 25 | syl 10 |
. 2
|
| 27 | 17, 19 | shscl 9281 |
. . . . . . . . . . 11
|
| 28 | 18, 20 | shscl 9281 |
. . . . . . . . . . 11
|
| 29 | 27, 28 | shincl 9331 |
. . . . . . . . . 10
|
| 30 | 17, 23 | shscl 9281 |
. . . . . . . . . . . 12
|
| 31 | 18, 24 | shscl 9281 |
. . . . . . . . . . . 12
|
| 32 | 30, 31 | shincl 9331 |
. . . . . . . . . . 11
|
| 33 | 19, 23 | shscl 9281 |
. . . . . . . . . . . 12
|
| 34 | 20, 24 | shscl 9281 |
. . . . . . . . . . . 12
|
| 35 | 33, 34 | shincl 9331 |
. . . . . . . . . . 11
|
| 36 | 32, 35 | shscl 9281 |
. . . . . . . . . 10
|