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| Mirrors > Home > ILE Home > Th. List > rnex | Unicode version | ||
| Description: The range of a set is a set. Corollary 6.8(3) of [TakeutiZaring] p. 26. Similar to Lemma 3D of [Enderton] p. 41. (Contributed by NM, 7-Jul-2008.) |
| Ref | Expression |
|---|---|
| dmex.1 |
|
| Ref | Expression |
|---|---|
| rnex |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dmex.1 |
. 2
| |
| 2 | rnexg 4962 |
. 2
| |
| 3 | 1, 2 | ax-mp 5 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 711 ax-5 1471 ax-7 1472 ax-gen 1473 ax-ie1 1517 ax-ie2 1518 ax-8 1528 ax-10 1529 ax-11 1530 ax-i12 1531 ax-bndl 1533 ax-4 1534 ax-17 1550 ax-i9 1554 ax-ial 1558 ax-i5r 1559 ax-13 2180 ax-14 2181 ax-ext 2189 ax-sep 4178 ax-pow 4234 ax-pr 4269 ax-un 4498 |
| This theorem depends on definitions: df-bi 117 df-3an 983 df-tru 1376 df-nf 1485 df-sb 1787 df-eu 2058 df-mo 2059 df-clab 2194 df-cleq 2200 df-clel 2203 df-nfc 2339 df-rex 2492 df-v 2778 df-un 3178 df-in 3180 df-ss 3187 df-pw 3628 df-sn 3649 df-pr 3650 df-op 3652 df-uni 3865 df-br 4060 df-opab 4122 df-cnv 4701 df-dm 4703 df-rn 4704 |
| This theorem is referenced by: ffoss 5576 abrexex 6225 fo2nd 6267 tfrexlem 6443 ixpsnf1o 6846 bren 6858 xpassen 6950 mapen 6968 ssenen 6973 seqex 10631 hashfacen 11018 shftfval 11247 restfn 13190 prdsvallem 13219 prdsval 13220 mopnset 14429 metuex 14432 tgioo 15141 |
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