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| Mirrors > Home > ILE Home > Th. List > ordtri2or2exmidlem | Unicode version | ||
| Description: A set which is |
| Ref | Expression |
|---|---|
| ordtri2or2exmidlem |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpll 527 |
. . . . . . 7
| |
| 2 | noel 3500 |
. . . . . . . . 9
| |
| 3 | eleq2 2295 |
. . . . . . . . 9
| |
| 4 | 2, 3 | mtbiri 682 |
. . . . . . . 8
|
| 5 | 4 | adantl 277 |
. . . . . . 7
|
| 6 | 1, 5 | pm2.21dd 625 |
. . . . . 6
|
| 7 | eleq2 2295 |
. . . . . . . . . . 11
| |
| 8 | 7 | biimpac 298 |
. . . . . . . . . 10
|
| 9 | velsn 3690 |
. . . . . . . . . 10
| |
| 10 | 8, 9 | sylib 122 |
. . . . . . . . 9
|
| 11 | orc 720 |
. . . . . . . . . 10
| |
| 12 | vex 2806 |
. . . . . . . . . . 11
| |
| 13 | 12 | elpr 3694 |
. . . . . . . . . 10
|
| 14 | 11, 13 | sylibr 134 |
. . . . . . . . 9
|
| 15 | 10, 14 | syl 14 |
. . . . . . . 8
|
| 16 | 15 | adantlr 477 |
. . . . . . 7
|
| 17 | biidd 172 |
. . . . . . . . . 10
| |
| 18 | 17 | elrab 2963 |
. . . . . . . . 9
|
| 19 | 18 | simprbi 275 |
. . . . . . . 8
|
| 20 | 19 | ad2antlr 489 |
. . . . . . 7
|
| 21 | biidd 172 |
. . . . . . . 8
| |
| 22 | 21 | elrab 2963 |
. . . . . . 7
|
| 23 | 16, 20, 22 | sylanbrc 417 |
. . . . . 6
|
| 24 | elrabi 2960 |
. . . . . . . 8
| |
| 25 | vex 2806 |
. . . . . . . . 9
| |
| 26 | 25 | elpr 3694 |
. . . . . . . 8
|
| 27 | 24, 26 | sylib 122 |
. . . . . . 7
|
| 28 | 27 | adantl 277 |
. . . . . 6
|
| 29 | 6, 23, 28 | mpjaodan 806 |
. . . . 5
|
| 30 | 29 | gen2 1499 |
. . . 4
|
| 31 | dftr2 4194 |
. . . 4
| |
| 32 | 30, 31 | mpbir 146 |
. . 3
|
| 33 | ssrab2 3313 |
. . 3
| |
| 34 | 2ordpr 4628 |
. . 3
| |
| 35 | trssord 4483 |
. . 3
| |
| 36 | 32, 33, 34, 35 | mp3an 1374 |
. 2
|
| 37 | pp0ex 4285 |
. . . 4
| |
| 38 | 37 | rabex 4239 |
. . 3
|
| 39 | 38 | elon 4477 |
. 2
|
| 40 | 36, 39 | mpbir 146 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-14 2205 ax-ext 2213 ax-sep 4212 ax-nul 4220 ax-pow 4270 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ral 2516 df-rex 2517 df-rab 2520 df-v 2805 df-dif 3203 df-un 3205 df-in 3207 df-ss 3214 df-nul 3497 df-pw 3658 df-sn 3679 df-pr 3680 df-uni 3899 df-tr 4193 df-iord 4469 df-on 4471 df-suc 4474 |
| This theorem is referenced by: ordtri2or2exmid 4675 ontri2orexmidim 4676 |
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