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Mirrors > Home > ILE Home > Th. List > imadiflem | Unicode version |
Description: One direction of imadif 5203. This direction does not require . (Contributed by Jim Kingdon, 25-Dec-2018.) |
Ref | Expression |
---|---|
imadiflem |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-rex 2422 | . . . 4 | |
2 | df-rex 2422 | . . . . 5 | |
3 | 2 | notbii 657 | . . . 4 |
4 | alnex 1475 | . . . . . . 7 | |
5 | 19.29r 1600 | . . . . . . 7 | |
6 | 4, 5 | sylan2br 286 | . . . . . 6 |
7 | simpl 108 | . . . . . . . . 9 | |
8 | simplr 519 | . . . . . . . . . 10 | |
9 | simpr 109 | . . . . . . . . . . 11 | |
10 | ancom 264 | . . . . . . . . . . . . 13 | |
11 | 10 | notbii 657 | . . . . . . . . . . . 12 |
12 | imnan 679 | . . . . . . . . . . . 12 | |
13 | 11, 12 | bitr4i 186 | . . . . . . . . . . 11 |
14 | 9, 13 | sylib 121 | . . . . . . . . . 10 |
15 | 8, 14 | mpd 13 | . . . . . . . . 9 |
16 | 7, 15, 8 | jca32 308 | . . . . . . . 8 |
17 | eldif 3080 | . . . . . . . . . 10 | |
18 | 17 | anbi1i 453 | . . . . . . . . 9 |
19 | anandir 580 | . . . . . . . . 9 | |
20 | 18, 19 | bitri 183 | . . . . . . . 8 |
21 | 16, 20 | sylibr 133 | . . . . . . 7 |
22 | 21 | eximi 1579 | . . . . . 6 |
23 | 6, 22 | syl 14 | . . . . 5 |
24 | df-rex 2422 | . . . . 5 | |
25 | 23, 24 | sylibr 133 | . . . 4 |
26 | 1, 3, 25 | syl2anb 289 | . . 3 |
27 | 26 | ss2abi 3169 | . 2 |
28 | dfima2 4883 | . . . 4 | |
29 | dfima2 4883 | . . . 4 | |
30 | 28, 29 | difeq12i 3192 | . . 3 |
31 | difab 3345 | . . 3 | |
32 | 30, 31 | eqtri 2160 | . 2 |
33 | dfima2 4883 | . 2 | |
34 | 27, 32, 33 | 3sstr4i 3138 | 1 |
Colors of variables: wff set class |
Syntax hints: wn 3 wi 4 wa 103 wal 1329 wex 1468 wcel 1480 cab 2125 wrex 2417 cdif 3068 wss 3071 class class class wbr 3929 cima 4542 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 603 ax-in2 604 ax-io 698 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-10 1483 ax-11 1484 ax-i12 1485 ax-bndl 1486 ax-4 1487 ax-14 1492 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2121 ax-sep 4046 ax-pow 4098 ax-pr 4131 |
This theorem depends on definitions: df-bi 116 df-3an 964 df-tru 1334 df-fal 1337 df-nf 1437 df-sb 1736 df-eu 2002 df-mo 2003 df-clab 2126 df-cleq 2132 df-clel 2135 df-nfc 2270 df-ral 2421 df-rex 2422 df-rab 2425 df-v 2688 df-dif 3073 df-un 3075 df-in 3077 df-ss 3084 df-pw 3512 df-sn 3533 df-pr 3534 df-op 3536 df-br 3930 df-opab 3990 df-xp 4545 df-cnv 4547 df-dm 4549 df-rn 4550 df-res 4551 df-ima 4552 |
This theorem is referenced by: imadif 5203 |
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