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Mirrors > Home > ILE Home > Th. List > dmoprab | Unicode version |
Description: The domain of an operation class abstraction. (Contributed by NM, 17-Mar-1995.) (Revised by David Abernethy, 19-Jun-2012.) |
Ref | Expression |
---|---|
dmoprab |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | dfoprab2 5889 | . . 3 | |
2 | 1 | dmeqi 4805 | . 2 |
3 | dmopab 4815 | . 2 | |
4 | exrot3 1678 | . . . . 5 | |
5 | 19.42v 1894 | . . . . . 6 | |
6 | 5 | 2exbii 1594 | . . . . 5 |
7 | 4, 6 | bitri 183 | . . . 4 |
8 | 7 | abbii 2282 | . . 3 |
9 | df-opab 4044 | . . 3 | |
10 | 8, 9 | eqtr4i 2189 | . 2 |
11 | 2, 3, 10 | 3eqtri 2190 | 1 |
Colors of variables: wff set class |
Syntax hints: wa 103 wceq 1343 wex 1480 cab 2151 cop 3579 copab 4042 cdm 4604 coprab 5843 |
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-eu 2017 df-mo 2018 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-op 3585 df-br 3983 df-opab 4044 df-dm 4614 df-oprab 5846 |
This theorem is referenced by: dmoprabss 5924 reldmoprab 5927 fnoprabg 5943 dmaddpq 7320 dmmulpq 7321 |
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