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Theorem rnexg 5042
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, 31-Mar-1995.)
Assertion
Ref Expression
rnexg (𝐴𝑉 → ran 𝐴 ∈ V)

Proof of Theorem rnexg
StepHypRef Expression
1 uniexg 4580 . 2 (𝐴𝑉 𝐴 ∈ V)
2 uniexg 4580 . 2 ( 𝐴 ∈ V → 𝐴 ∈ V)
3 ssun2 3393 . . . 4 ran 𝐴 ⊆ (dom 𝐴 ∪ ran 𝐴)
4 dmrnssfld 5040 . . . 4 (dom 𝐴 ∪ ran 𝐴) ⊆ 𝐴
53, 4sstri 3257 . . 3 ran 𝐴 𝐴
6 ssexg 4267 . . 3 ((ran 𝐴 𝐴 𝐴 ∈ V) → ran 𝐴 ∈ V)
75, 6mpan 428 . 2 ( 𝐴 ∈ V → ran 𝐴 ∈ V)
81, 2, 73syl 17 1 (𝐴𝑉 → ran 𝐴 ∈ V)
Colors of variables: wff set class
Syntax hints:  wi 4  wcel 2209  Vcvv 2821  cun 3218  wss 3220   cuni 3930  dom cdm 4769  ran crn 4770
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 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 4244  ax-pow 4306  ax-pr 4341  ax-un 4573
This theorem 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 3687  df-sn 3711  df-pr 3712  df-op 3714  df-uni 3931  df-br 4126  df-opab 4188  df-cnv 4777  df-dm 4779  df-rn 4780
This theorem is referenced by:  rnex  5045  imaexg  5135  xpexr2m  5224  elxp4  5270  elxp5  5271  cnvexg  5320  coexg  5327  fvexg  5709  cofunexg  6328  funrnex  6333  abrexexg  6337  2ndvalg  6367  tposexg  6519  iunon  6545  fopwdom  7126  djuexb  7374  shftfvalg  11561  ovshftex  11562  restval  13576  ptex  13595  imasex  13603  txvalex  15278  txval  15279  blbas  15457  xmettxlem  15533  xmettx  15534  edgvalg  16214  edgopval  16217  edgstruct  16219  usgrausgrien  16324  ausgrumgrien  16325  ausgrusgrien  16326
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