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Mirrors > Home > ILE Home > Th. List > dmtpop | Unicode version |
Description: The domain of an unordered triple of ordered pairs. (Contributed by NM, 14-Sep-2011.) |
Ref | Expression |
---|---|
dmsnop.1 | |
dmprop.1 | |
dmtpop.1 |
Ref | Expression |
---|---|
dmtpop |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-tp 3584 | . . . 4 | |
2 | 1 | dmeqi 4805 | . . 3 |
3 | dmun 4811 | . . 3 | |
4 | dmsnop.1 | . . . . 5 | |
5 | dmprop.1 | . . . . 5 | |
6 | 4, 5 | dmprop 5078 | . . . 4 |
7 | dmtpop.1 | . . . . 5 | |
8 | 7 | dmsnop 5077 | . . . 4 |
9 | 6, 8 | uneq12i 3274 | . . 3 |
10 | 2, 3, 9 | 3eqtri 2190 | . 2 |
11 | df-tp 3584 | . 2 | |
12 | 10, 11 | eqtr4i 2189 | 1 |
Colors of variables: wff set class |
Syntax hints: wceq 1343 wcel 2136 cvv 2726 cun 3114 csn 3576 cpr 3577 ctp 3578 cop 3579 cdm 4604 |
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-io 699 ax-5 1435 ax-7 1436 ax-gen 1437 ax-ie1 1481 ax-ie2 1482 ax-8 1492 ax-10 1493 ax-11 1494 ax-i12 1495 ax-bndl 1497 ax-4 1498 ax-17 1514 ax-i9 1518 ax-ial 1522 ax-i5r 1523 ax-14 2139 ax-ext 2147 ax-sep 4100 ax-pow 4153 ax-pr 4187 |
This theorem depends on definitions: df-bi 116 df-3an 970 df-tru 1346 df-nf 1449 df-sb 1751 df-clab 2152 df-cleq 2158 df-clel 2161 df-nfc 2297 df-v 2728 df-un 3120 df-in 3122 df-ss 3129 df-pw 3561 df-sn 3582 df-pr 3583 df-tp 3584 df-op 3585 df-br 3983 df-dm 4614 |
This theorem is referenced by: fntp 5245 |
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