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| Mirrors > Home > QLE Home > Th. List > u1lem11 | Unicode version | ||
| Description: Lemma used in study of orthoarguesian law. |
| Ref | Expression |
|---|---|
| u1lem11 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ud1lem0c 277 |
. . . . 5
| |
| 2 | ax-a1 30 |
. . . . . . . 8
| |
| 3 | 2 | ax-r1 35 |
. . . . . . 7
|
| 4 | 3 | ax-r5 38 |
. . . . . 6
|
| 5 | 4 | lan 77 |
. . . . 5
|
| 6 | 1, 5 | ax-r2 36 |
. . . 4
|
| 7 | u1lemab 610 |
. . . . 5
| |
| 8 | ax-a2 31 |
. . . . 5
| |
| 9 | 2 | ran 78 |
. . . . . . 7
|
| 10 | 9 | ax-r5 38 |
. . . . . 6
|
| 11 | 10 | ax-r1 35 |
. . . . 5
|
| 12 | 7, 8, 11 | 3tr 65 |
. . . 4
|
| 13 | 6, 12 | 2or 72 |
. . 3
|
| 14 | comanr1 464 |
. . . . . . 7
| |
| 15 | 14 | comcom3 454 |
. . . . . 6
|
| 16 | comanr1 464 |
. . . . . 6
| |
| 17 | 15, 16 | com2or 483 |
. . . . 5
|
| 18 | 17 | comcom 453 |
. . . 4
|
| 19 | comor1 461 |
. . . . . . 7
| |
| 20 | comor2 462 |
. . . . . . . 8
| |
| 21 | 20 | comcom7 460 |
. . . . . . 7
|
| 22 | 19, 21 | com2an 484 |
. . . . . 6
|
| 23 | 19 | comcom2 183 |
. . . . . . 7
|
| 24 | 23, 21 | com2an 484 |
. . . . . 6
|
| 25 | 22, 24 | com2or 483 |
. . . . 5
|
| 26 | 25 | comcom 453 |
. . . 4
|
| 27 | 18, 26 | fh3r 475 |
. . 3
|
| 28 | or32 82 |
. . . . . 6
| |
| 29 | ax-a3 32 |
. . . . . 6
| |
| 30 | orabs 120 |
. . . . . . 7
| |
| 31 | 30 | ax-r5 38 |
. . . . . 6
|
| 32 | 28, 29, 31 | 3tr2 64 |
. . . . 5
|
| 33 | or12 80 |
. . . . . 6
| |
| 34 | anor2 89 |
. . . . . . . . 9
| |
| 35 | 34 | lor 70 |
. . . . . . . 8
|
| 36 | df-t 41 |
. . . . . . . . 9
| |
| 37 | 36 | ax-r1 35 |
. . . . . . . 8
|
| 38 | 35, 37 | ax-r2 36 |
. . . . . . 7
|
| 39 | 38 | lor 70 |
. . . . . 6
|
| 40 | or1 104 |
. . . . . 6
| |
| 41 | 33, 39, 40 | 3tr 65 |
. . . . 5
|
| 42 | 32, 41 | 2an 79 |
. . . 4
|
| 43 | an1 106 |
. . . 4
| |
| 44 | 42, 43 | ax-r2 36 |
. . 3
|
| 45 | 13, 27, 44 | 3tr 65 |
. 2
|
| 46 | df-i1 44 |
. 2
| |
| 47 | df-i1 44 |
. 2
| |
| 48 | 45, 46, 47 | 3tr1 63 |
1
|
| Colors of variables: term |
| Syntax hints: |
| This theorem was proved from axioms: ax-a1 30 ax-a2 31 ax-a3 32 ax-a4 33 ax-a5 34 ax-r1 35 ax-r2 36 ax-r4 37 ax-r5 38 ax-r3 439 |
| This theorem depends on definitions: df-b 39 df-a 40 df-t 41 df-f 42 df-i1 44 df-le1 130 df-le2 131 df-c1 132 df-c2 133 |
| This theorem is referenced by: u1lem12 781 2oai1u 822 1oath1i1u 828 oa4to4u 973 3oa2 1024 |
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