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| Mirrors > Home > ILE Home > Th. List > imadiflem | Unicode version | ||
| Description: One direction of imadif 5456. This direction does not require
|
| Ref | Expression |
|---|---|
| imadiflem |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-rex 2534 |
. . . 4
| |
| 2 | df-rex 2534 |
. . . . 5
| |
| 3 | 2 | notbii 678 |
. . . 4
|
| 4 | alnex 1552 |
. . . . . . 7
| |
| 5 | 19.29r 1674 |
. . . . . . 7
| |
| 6 | 4, 5 | sylan2br 288 |
. . . . . 6
|
| 7 | simpl 109 |
. . . . . . . . 9
| |
| 8 | simplr 533 |
. . . . . . . . . 10
| |
| 9 | simpr 110 |
. . . . . . . . . . 11
| |
| 10 | ancom 266 |
. . . . . . . . . . . . 13
| |
| 11 | 10 | notbii 678 |
. . . . . . . . . . . 12
|
| 12 | imnan 701 |
. . . . . . . . . . . 12
| |
| 13 | 11, 12 | bitr4i 187 |
. . . . . . . . . . 11
|
| 14 | 9, 13 | sylib 122 |
. . . . . . . . . 10
|
| 15 | 8, 14 | mpd 13 |
. . . . . . . . 9
|
| 16 | 7, 15, 8 | jca32 310 |
. . . . . . . 8
|
| 17 | eldif 3229 |
. . . . . . . . . 10
| |
| 18 | 17 | anbi1i 462 |
. . . . . . . . 9
|
| 19 | anandir 599 |
. . . . . . . . 9
| |
| 20 | 18, 19 | bitri 184 |
. . . . . . . 8
|
| 21 | 16, 20 | sylibr 134 |
. . . . . . 7
|
| 22 | 21 | eximi 1653 |
. . . . . 6
|
| 23 | 6, 22 | syl 14 |
. . . . 5
|
| 24 | df-rex 2534 |
. . . . 5
| |
| 25 | 23, 24 | sylibr 134 |
. . . 4
|
| 26 | 1, 3, 25 | syl2anb 291 |
. . 3
|
| 27 | 26 | ss2abi 3320 |
. 2
|
| 28 | dfima2 5123 |
. . . 4
| |
| 29 | dfima2 5123 |
. . . 4
| |
| 30 | 28, 29 | difeq12i 3345 |
. . 3
|
| 31 | difab 3500 |
. . 3
| |
| 32 | 30, 31 | eqtri 2259 |
. 2
|
| 33 | dfima2 5123 |
. 2
| |
| 34 | 27, 32, 33 | 3sstr4i 3289 |
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-pow 4306 ax-pr 4341 |
| This theorem depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 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-un 3224 df-in 3226 df-ss 3233 df-pw 3687 df-sn 3711 df-pr 3712 df-op 3714 df-br 4126 df-opab 4188 df-xp 4775 df-cnv 4777 df-dm 4779 df-rn 4780 df-res 4781 df-ima 4782 |
| This theorem is referenced by: imadif 5456 |
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