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Mirrors > Home > ILE Home > Th. List > dmtpos | Unicode version |
Description: The domain of tpos when is a relation. (Contributed by Mario Carneiro, 10-Sep-2015.) |
Ref | Expression |
---|---|
dmtpos | tpos |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 0nelxp 4390 | . . . . 5 | |
2 | ssel 2993 | . . . . 5 | |
3 | 1, 2 | mtoi 622 | . . . 4 |
4 | df-rel 4370 | . . . 4 | |
5 | reldmtpos 5891 | . . . 4 tpos | |
6 | 3, 4, 5 | 3imtr4i 199 | . . 3 tpos |
7 | relcnv 4723 | . . 3 | |
8 | 6, 7 | jctir 306 | . 2 tpos |
9 | vex 2604 | . . . . . . 7 | |
10 | vex 2604 | . . . . . . 7 | |
11 | vex 2604 | . . . . . . 7 | |
12 | brtposg 5892 | . . . . . . 7 tpos | |
13 | 9, 10, 11, 12 | mp3an 1268 | . . . . . 6 tpos |
14 | 13 | a1i 9 | . . . . 5 tpos |
15 | 14 | exbidv 1746 | . . . 4 tpos |
16 | 9, 10 | opex 3984 | . . . . 5 |
17 | 16 | eldm 4550 | . . . 4 tpos tpos |
18 | 9, 10 | opelcnv 4535 | . . . . 5 |
19 | 10, 9 | opex 3984 | . . . . . 6 |
20 | 19 | eldm 4550 | . . . . 5 |
21 | 18, 20 | bitri 182 | . . . 4 |
22 | 15, 17, 21 | 3bitr4g 221 | . . 3 tpos |
23 | 22 | eqrelrdv2 4457 | . 2 tpos tpos |
24 | 8, 23 | mpancom 413 | 1 tpos |
Colors of variables: wff set class |
Syntax hints: wn 3 wi 4 wa 102 wb 103 wceq 1284 wex 1421 wcel 1433 cvv 2601 wss 2973 c0 3251 cop 3401 class class class wbr 3785 cxp 4361 ccnv 4362 cdm 4363 wrel 4368 tpos ctpos 5882 |
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-in1 576 ax-in2 577 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-13 1444 ax-14 1445 ax-17 1459 ax-i9 1463 ax-ial 1467 ax-i5r 1468 ax-ext 2063 ax-sep 3896 ax-nul 3904 ax-pow 3948 ax-pr 3964 ax-un 4188 |
This theorem depends on definitions: df-bi 115 df-3an 921 df-tru 1287 df-fal 1290 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-ne 2246 df-ral 2353 df-rex 2354 df-rab 2357 df-v 2603 df-sbc 2816 df-dif 2975 df-un 2977 df-in 2979 df-ss 2986 df-nul 3252 df-pw 3384 df-sn 3404 df-pr 3405 df-op 3407 df-uni 3602 df-br 3786 df-opab 3840 df-mpt 3841 df-id 4048 df-xp 4369 df-rel 4370 df-cnv 4371 df-co 4372 df-dm 4373 df-rn 4374 df-res 4375 df-ima 4376 df-iota 4887 df-fun 4924 df-fn 4925 df-fv 4930 df-tpos 5883 |
This theorem is referenced by: rntpos 5895 dftpos2 5899 dftpos3 5900 tposfn2 5904 |
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