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Mirrors > Home > ILE Home > Th. List > cnvresima | Unicode version |
Description: An image under the converse of a restriction. (Contributed by Jeff Hankins, 12-Jul-2009.) |
Ref | Expression |
---|---|
cnvresima |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | vex 2604 | . . . 4 | |
2 | 1 | elima3 4695 | . . 3 |
3 | 1 | elima3 4695 | . . . . 5 |
4 | 3 | anbi1i 445 | . . . 4 |
5 | elin 3155 | . . . 4 | |
6 | vex 2604 | . . . . . . . . . 10 | |
7 | 6, 1 | opelcnv 4535 | . . . . . . . . 9 |
8 | 6 | opelres 4635 | . . . . . . . . . 10 |
9 | 6, 1 | opelcnv 4535 | . . . . . . . . . . 11 |
10 | 9 | anbi1i 445 | . . . . . . . . . 10 |
11 | 8, 10 | bitr4i 185 | . . . . . . . . 9 |
12 | 7, 11 | bitri 182 | . . . . . . . 8 |
13 | 12 | anbi2i 444 | . . . . . . 7 |
14 | anass 393 | . . . . . . 7 | |
15 | 13, 14 | bitr4i 185 | . . . . . 6 |
16 | 15 | exbii 1536 | . . . . 5 |
17 | 19.41v 1823 | . . . . 5 | |
18 | 16, 17 | bitri 182 | . . . 4 |
19 | 4, 5, 18 | 3bitr4ri 211 | . . 3 |
20 | 2, 19 | bitri 182 | . 2 |
21 | 20 | eqriv 2078 | 1 |
Colors of variables: wff set class |
Syntax hints: wa 102 wceq 1284 wex 1421 wcel 1433 cin 2972 cop 3401 ccnv 4362 cres 4365 cima 4366 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-io 662 ax-5 1376 ax-7 1377 ax-gen 1378 ax-ie1 1422 ax-ie2 1423 ax-8 1435 ax-10 1436 ax-11 1437 ax-i12 1438 ax-bndl 1439 ax-4 1440 ax-14 1445 ax-17 1459 ax-i9 1463 ax-ial 1467 ax-i5r 1468 ax-ext 2063 ax-sep 3896 ax-pow 3948 ax-pr 3964 |
This theorem depends on definitions: df-bi 115 df-3an 921 df-tru 1287 df-nf 1390 df-sb 1686 df-eu 1944 df-mo 1945 df-clab 2068 df-cleq 2074 df-clel 2077 df-nfc 2208 df-ral 2353 df-rex 2354 df-v 2603 df-un 2977 df-in 2979 df-ss 2986 df-pw 3384 df-sn 3404 df-pr 3405 df-op 3407 df-br 3786 df-opab 3840 df-xp 4369 df-cnv 4371 df-dm 4373 df-rn 4374 df-res 4375 df-ima 4376 |
This theorem is referenced by: (None) |
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