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Mirrors > Home > ILE Home > Th. List > cnvpom | Unicode version |
Description: The converse of a partial order relation is a partial order relation. (Contributed by NM, 15-Jun-2005.) |
Ref | Expression |
---|---|
cnvpom |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | r19.26 2556 | . . . . . . 7 | |
2 | ralidm 3458 | . . . . . . . . 9 | |
3 | r19.3rmv 3448 | . . . . . . . . . 10 | |
4 | 3 | ralbidv 2435 | . . . . . . . . 9 |
5 | 2, 4 | syl5rbb 192 | . . . . . . . 8 |
6 | 5 | anbi1d 460 | . . . . . . 7 |
7 | 1, 6 | syl5bb 191 | . . . . . 6 |
8 | r19.26 2556 | . . . . . . 7 | |
9 | 8 | ralbii 2439 | . . . . . 6 |
10 | r19.26 2556 | . . . . . 6 | |
11 | 7, 9, 10 | 3bitr4g 222 | . . . . 5 |
12 | r19.26 2556 | . . . . . . . 8 | |
13 | vex 2684 | . . . . . . . . . . . . 13 | |
14 | 13, 13 | brcnv 4717 | . . . . . . . . . . . 12 |
15 | id 19 | . . . . . . . . . . . . 13 | |
16 | 15, 15 | breq12d 3937 | . . . . . . . . . . . 12 |
17 | 14, 16 | syl5bb 191 | . . . . . . . . . . 11 |
18 | 17 | notbid 656 | . . . . . . . . . 10 |
19 | 18 | cbvralv 2652 | . . . . . . . . 9 |
20 | vex 2684 | . . . . . . . . . . . . 13 | |
21 | 13, 20 | brcnv 4717 | . . . . . . . . . . . 12 |
22 | vex 2684 | . . . . . . . . . . . . 13 | |
23 | 20, 22 | brcnv 4717 | . . . . . . . . . . . 12 |
24 | 21, 23 | anbi12ci 456 | . . . . . . . . . . 11 |
25 | 13, 22 | brcnv 4717 | . . . . . . . . . . 11 |
26 | 24, 25 | imbi12i 238 | . . . . . . . . . 10 |
27 | 26 | ralbii 2439 | . . . . . . . . 9 |
28 | 19, 27 | anbi12i 455 | . . . . . . . 8 |
29 | 12, 28 | bitr2i 184 | . . . . . . 7 |
30 | 29 | ralbii 2439 | . . . . . 6 |
31 | ralcom 2592 | . . . . . 6 | |
32 | 30, 31 | bitri 183 | . . . . 5 |
33 | 11, 32 | syl6bb 195 | . . . 4 |
34 | 33 | ralbidv 2435 | . . 3 |
35 | ralcom 2592 | . . 3 | |
36 | ralcom 2592 | . . 3 | |
37 | 34, 35, 36 | 3bitr4g 222 | . 2 |
38 | df-po 4213 | . 2 | |
39 | df-po 4213 | . 2 | |
40 | 37, 38, 39 | 3bitr4g 222 | 1 |
Colors of variables: wff set class |
Syntax hints: wn 3 wi 4 wa 103 wb 104 wex 1468 wcel 1480 wral 2414 class class class wbr 3924 wpo 4211 ccnv 4533 |
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 2119 ax-sep 4041 ax-pow 4093 ax-pr 4126 |
This theorem depends on definitions: df-bi 116 df-3an 964 df-tru 1334 df-nf 1437 df-sb 1736 df-eu 2000 df-mo 2001 df-clab 2124 df-cleq 2130 df-clel 2133 df-nfc 2268 df-ral 2419 df-v 2683 df-un 3070 df-in 3072 df-ss 3079 df-pw 3507 df-sn 3528 df-pr 3529 df-op 3531 df-br 3925 df-opab 3985 df-po 4213 df-cnv 4542 |
This theorem is referenced by: cnvsom 5077 |
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