| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > rnex | GIF 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 | ⊢ 𝐴 ∈ V |
| Ref | Expression |
|---|---|
| rnex | ⊢ ran 𝐴 ∈ V |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dmex.1 | . 2 ⊢ 𝐴 ∈ V | |
| 2 | rnexg 5047 | . 2 ⊢ (𝐴 ∈ V → ran 𝐴 ∈ V) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ ran 𝐴 ∈ V |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: ∈ wcel 2209 Vcvv 2821 ran crn 4775 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4249 ax-pow 4311 ax-pr 4346 ax-un 4578 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-rex 2534 df-v 2823 df-un 3224 df-in 3226 df-ss 3233 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-br 4131 df-opab 4193 df-cnv 4782 df-dm 4784 df-rn 4785 |
| This theorem is used by: ffoss 5672 abrexex 6346 fo2nd 6392 tfrexlem 6605 mapfoss 6947 ixpsnf1o 7018 bren 7030 xpassen 7128 mapen 7146 ssenen 7152 seqex 10886 hashfacen 11284 shftfval 11586 restfn 13597 prdsvallem 13621 prdsval 14173 mopnset 14889 metuex 14892 tgioo 15655 |
| Copyright terms: Public domain | W3C validator |