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| Mirrors > Home > ILE Home > Th. List > exmidontriimlem3 | Unicode version | ||
| Description: Lemma for exmidontriim 7571. 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 1197 |
. . 3
| |
| 2 | 1 | adantl 277 |
. 2
|
| 3 | 3mix3 1199 |
. . . 4
| |
| 4 | 3 | adantl 277 |
. . 3
|
| 5 | simpr 110 |
. . . . . 6
| |
| 6 | dfss3 3236 |
. . . . . 6
| |
| 7 | 5, 6 | sylibr 134 |
. . . . 5
|
| 8 | simplr 533 |
. . . . . 6
| |
| 9 | dfss3 3236 |
. . . . . 6
| |
| 10 | 8, 9 | sylibr 134 |
. . . . 5
|
| 11 | 7, 10 | eqssd 3265 |
. . . 4
|
| 12 | 11 | 3mix2d 1204 |
. . 3
|
| 13 | exmidontriimlem3.a |
. . . . 5
| |
| 14 | exmidontriimlem3.em |
. . . . 5
| |
| 15 | exmidontriimlem3.b |
. . . . . . 7
| |
| 16 | exmidontriimlem3.ha |
. . . . . . . 8
| |
| 17 | eleq1 2301 |
. . . . . . . . . . 11
| |
| 18 | equequ1 1764 |
. . . . . . . . . . 11
| |
| 19 | eleq2 2302 |
. . . . . . . . . . 11
| |
| 20 | 17, 18, 19 | 3orbi123d 1352 |
. . . . . . . . . 10
|
| 21 | 20 | ralbidv 2550 |
. . . . . . . . 9
|
| 22 | 21 | cbvralv 2786 |
. . . . . . . 8
|
| 23 | 16, 22 | sylib 122 |
. . . . . . 7
|
| 24 | eleq2 2302 |
. . . . . . . . . 10
| |
| 25 | eqeq2 2248 |
. . . . . . . . . 10
| |
| 26 | eleq1 2301 |
. . . . . . . . . 10
| |
| 27 | 24, 25, 26 | 3orbi123d 1352 |
. . . . . . . . 9
|
| 28 | 27 | rspcv 2925 |
. . . . . . . 8
|
| 29 | 28 | ralimdv 2618 |
. . . . . . 7
|
| 30 | 15, 23, 29 | sylc 62 |
. . . . . 6
|
| 31 | biid 171 |
. . . . . . . . 9
| |
| 32 | eqcom 2240 |
. . . . . . . . 9
| |
| 33 | biid 171 |
. . . . . . . . 9
| |
| 34 | 31, 32, 33 | 3orbi123i 1220 |
. . . . . . . 8
|
| 35 | 3orcomb 1018 |
. . . . . . . 8
| |
| 36 | 3orrot 1015 |
. . . . . . . 8
| |
| 37 | 34, 35, 36 | 3bitri 206 |
. . . . . . 7
|
| 38 | 37 | ralbii 2556 |
. . . . . 6
|
| 39 | 30, 38 | sylib 122 |
. . . . 5
|
| 40 | 13, 14, 39 | exmidontriimlem2 7568 |
. . . 4
|
| 41 | 40 | adantr 276 |
. . 3
|
| 42 | 4, 12, 41 | mpjaodan 810 |
. 2
|
| 43 | exmidontriimlem3.hb |
. . . 4
| |
| 44 | eleq2 2302 |
. . . . . 6
| |
| 45 | eqeq2 2248 |
. . . . . 6
| |
| 46 | eleq1 2301 |
. . . . . 6
| |
| 47 | 44, 45, 46 | 3orbi123d 1352 |
. . . . 5
|
| 48 | 47 | cbvralv 2786 |
. . . 4
|
| 49 | 43, 48 | sylib 122 |
. . 3
|
| 50 | 15, 14, 49 | exmidontriimlem2 7568 |
. 2
|
| 51 | 2, 42, 50 | mpjaodan 810 |
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 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4244 ax-nul 4254 ax-pow 4306 |
| This theorem depends on definitions: df-bi 117 df-dc 847 df-3or 1010 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ral 2533 df-rex 2534 df-rab 2537 df-v 2823 df-dif 3222 df-in 3226 df-ss 3233 df-nul 3521 df-pw 3687 df-sn 3711 df-uni 3931 df-tr 4225 df-exmid 4327 df-iord 4506 df-on 4508 |
| This theorem is referenced by: exmidontriimlem4 7570 |
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