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| Description: Lemma for KA14 soundness. |
| Ref | Expression |
|---|---|
| wlem14 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-t 40 |
. . . 4
| |
| 2 | 1 | ax-r1 34 |
. . 3
|
| 3 | ax-a2 30 |
. . . 4
| |
| 4 | 3 | bi1 110 |
. . 3
|
| 5 | 2, 4 | wwbmpr 198 |
. 2
|
| 6 | df-t 40 |
. . . . . . . 8
| |
| 7 | 6 | ax-r1 34 |
. . . . . . 7
|
| 8 | 7 | bi1 110 |
. . . . . 6
|
| 9 | 8 | wlan 352 |
. . . . 5
|
| 10 | anidm 103 |
. . . . . . . . . . 11
| |
| 11 | 10 | bi1 110 |
. . . . . . . . . 10
|
| 12 | 11 | wr1 189 |
. . . . . . . . 9
|
| 13 | wleo 369 |
. . . . . . . . . 10
| |
| 14 | wleo 369 |
. . . . . . . . . 10
| |
| 15 | 13, 14 | wle2an 386 |
. . . . . . . . 9
|
| 16 | 12, 15 | wbltr 379 |
. . . . . . . 8
|
| 17 | 16 | wlecom 391 |
. . . . . . 7
|
| 18 | 17 | wcomcom3 398 |
. . . . . 6
|
| 19 | 17 | wcomcom4 399 |
. . . . . 6
|
| 20 | 18, 19 | wfh1 405 |
. . . . 5
|
| 21 | an1 98 |
. . . . . 6
| |
| 22 | 21 | bi1 110 |
. . . . 5
|
| 23 | 9, 20, 22 | w3tr2 357 |
. . . 4
|
| 24 | 23 | wlor 350 |
. . 3
|
| 25 | 24 | wlor 350 |
. 2
|
| 26 | 5, 25 | wwbmpr 198 |
1
|
| Colors of variables: term |
| Syntax hints: |
| This theorem was proved from axioms: ax-a1 29 ax-a2 30 ax-a3 31 ax-a4 32 ax-a5 33 ax-r1 34 ax-r2 35 ax-r4 36 ax-r5 37 ax-wom 343 |
| This theorem depends on definitions: df-b 38 df-a 39 df-t 40 df-f 41 df-i1 43 df-i2 44 df-le 121 df-le1 122 df-le2 123 df-cmtr 126 |