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| Mirrors > Home > ILE Home > Th. List > exmidontriimlem3 | Unicode version | ||
| Description: Lemma for exmidontriim 7368. What we get to do based on induction on
both
|
| Ref | Expression |
|---|---|
| exmidontriimlem3.a |
|
| exmidontriimlem3.b |
|
| exmidontriimlem3.em |
|
| exmidontriimlem3.ha |
|
| exmidontriimlem3.hb |
|
| Ref | Expression |
|---|---|
| exmidontriimlem3 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3mix1 1169 |
. . 3
| |
| 2 | 1 | adantl 277 |
. 2
|
| 3 | 3mix3 1171 |
. . . 4
| |
| 4 | 3 | adantl 277 |
. . 3
|
| 5 | simpr 110 |
. . . . . 6
| |
| 6 | dfss3 3190 |
. . . . . 6
| |
| 7 | 5, 6 | sylibr 134 |
. . . . 5
|
| 8 | simplr 528 |
. . . . . 6
| |
| 9 | dfss3 3190 |
. . . . . 6
| |
| 10 | 8, 9 | sylibr 134 |
. . . . 5
|
| 11 | 7, 10 | eqssd 3218 |
. . . 4
|
| 12 | 11 | 3mix2d 1176 |
. . 3
|
| 13 | exmidontriimlem3.a |
. . . . 5
| |
| 14 | exmidontriimlem3.em |
. . . . 5
| |
| 15 | exmidontriimlem3.b |
. . . . . . 7
| |
| 16 | exmidontriimlem3.ha |
. . . . . . . 8
| |
| 17 | eleq1 2270 |
. . . . . . . . . . 11
| |
| 18 | equequ1 1736 |
. . . . . . . . . . 11
| |
| 19 | eleq2 2271 |
. . . . . . . . . . 11
| |
| 20 | 17, 18, 19 | 3orbi123d 1324 |
. . . . . . . . . 10
|
| 21 | 20 | ralbidv 2508 |
. . . . . . . . 9
|
| 22 | 21 | cbvralv 2742 |
. . . . . . . 8
|
| 23 | 16, 22 | sylib 122 |
. . . . . . 7
|
| 24 | eleq2 2271 |
. . . . . . . . . 10
| |
| 25 | eqeq2 2217 |
. . . . . . . . . 10
| |
| 26 | eleq1 2270 |
. . . . . . . . . 10
| |
| 27 | 24, 25, 26 | 3orbi123d 1324 |
. . . . . . . . 9
|
| 28 | 27 | rspcv 2880 |
. . . . . . . 8
|
| 29 | 28 | ralimdv 2576 |
. . . . . . 7
|
| 30 | 15, 23, 29 | sylc 62 |
. . . . . 6
|
| 31 | biid 171 |
. . . . . . . . 9
| |
| 32 | eqcom 2209 |
. . . . . . . . 9
| |
| 33 | biid 171 |
. . . . . . . . 9
| |
| 34 | 31, 32, 33 | 3orbi123i 1192 |
. . . . . . . 8
|
| 35 | 3orcomb 990 |
. . . . . . . 8
| |
| 36 | 3orrot 987 |
. . . . . . . 8
| |
| 37 | 34, 35, 36 | 3bitri 206 |
. . . . . . 7
|
| 38 | 37 | ralbii 2514 |
. . . . . 6
|
| 39 | 30, 38 | sylib 122 |
. . . . 5
|
| 40 | 13, 14, 39 | exmidontriimlem2 7365 |
. . . 4
|
| 41 | 40 | adantr 276 |
. . 3
|
| 42 | 4, 12, 41 | mpjaodan 800 |
. 2
|
| 43 | exmidontriimlem3.hb |
. . . 4
| |
| 44 | eleq2 2271 |
. . . . . 6
| |
| 45 | eqeq2 2217 |
. . . . . 6
| |
| 46 | eleq1 2270 |
. . . . . 6
| |
| 47 | 44, 45, 46 | 3orbi123d 1324 |
. . . . 5
|
| 48 | 47 | cbvralv 2742 |
. . . 4
|
| 49 | 43, 48 | sylib 122 |
. . 3
|
| 50 | 15, 14, 49 | exmidontriimlem2 7365 |
. 2
|
| 51 | 2, 42, 50 | mpjaodan 800 |
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 615 ax-in2 616 ax-io 711 ax-5 1471 ax-7 1472 ax-gen 1473 ax-ie1 1517 ax-ie2 1518 ax-8 1528 ax-10 1529 ax-11 1530 ax-i12 1531 ax-bndl 1533 ax-4 1534 ax-17 1550 ax-i9 1554 ax-ial 1558 ax-i5r 1559 ax-14 2181 ax-ext 2189 ax-sep 4178 ax-nul 4186 ax-pow 4234 |
| This theorem depends on definitions: df-bi 117 df-dc 837 df-3or 982 df-tru 1376 df-fal 1379 df-nf 1485 df-sb 1787 df-clab 2194 df-cleq 2200 df-clel 2203 df-nfc 2339 df-ral 2491 df-rex 2492 df-rab 2495 df-v 2778 df-dif 3176 df-in 3180 df-ss 3187 df-nul 3469 df-pw 3628 df-sn 3649 df-uni 3865 df-tr 4159 df-exmid 4255 df-iord 4431 df-on 4433 |
| This theorem is referenced by: exmidontriimlem4 7367 |
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