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Mirrors > Home > ILE Home > Th. List > imadmrn | Unicode version |
Description: The image of the domain of a class is the range of the class. (Contributed by NM, 14-Aug-1994.) |
Ref | Expression |
---|---|
imadmrn |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | vex 2729 | . . . . . . 7 | |
2 | vex 2729 | . . . . . . 7 | |
3 | 1, 2 | opeldm 4807 | . . . . . 6 |
4 | 3 | pm4.71i 389 | . . . . 5 |
5 | ancom 264 | . . . . 5 | |
6 | 4, 5 | bitr2i 184 | . . . 4 |
7 | 6 | exbii 1593 | . . 3 |
8 | 7 | abbii 2282 | . 2 |
9 | dfima3 4949 | . 2 | |
10 | dfrn3 4793 | . 2 | |
11 | 8, 9, 10 | 3eqtr4i 2196 | 1 |
Colors of variables: wff set class |
Syntax hints: wa 103 wceq 1343 wex 1480 wcel 2136 cab 2151 cop 3579 cdm 4604 crn 4605 cima 4607 |
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-ral 2449 df-rex 2450 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-xp 4610 df-cnv 4612 df-dm 4614 df-rn 4615 df-res 4616 df-ima 4617 |
This theorem is referenced by: cnvimarndm 4968 foima 5415 f1imacnv 5449 fsn2 5659 resfunexg 5706 funiunfvdm 5731 fnexALT 6079 uniqs2 6561 mapsn 6656 phplem4 6821 phplem4on 6833 retopbas 13163 |
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