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Theorem imaexg 5042
Description: The image of a set is a set. Theorem 3.17 of [Monk1] p. 39. (Contributed by NM, 24-Jul-1995.)
Assertion
Ref Expression
imaexg (𝐴𝑉 → (𝐴𝐵) ∈ V)

Proof of Theorem imaexg
StepHypRef Expression
1 imassrn 5039 . 2 (𝐴𝐵) ⊆ ran 𝐴
2 rnexg 4949 . 2 (𝐴𝑉 → ran 𝐴 ∈ V)
3 ssexg 4188 . 2 (((𝐴𝐵) ⊆ ran 𝐴 ∧ ran 𝐴 ∈ V) → (𝐴𝐵) ∈ V)
41, 2, 3sylancr 414 1 (𝐴𝑉 → (𝐴𝐵) ∈ V)
Colors of variables: wff set class
Syntax hints:  wi 4  wcel 2177  Vcvv 2773  wss 3168  ran crn 4681  cima 4683
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 2179  ax-14 2180  ax-ext 2188  ax-sep 4167  ax-pow 4223  ax-pr 4258  ax-un 4485
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 2193  df-cleq 2199  df-clel 2202  df-nfc 2338  df-ral 2490  df-rex 2491  df-v 2775  df-un 3172  df-in 3174  df-ss 3181  df-pw 3620  df-sn 3641  df-pr 3642  df-op 3644  df-uni 3854  df-br 4049  df-opab 4111  df-xp 4686  df-cnv 4688  df-dm 4690  df-rn 4691  df-res 4692  df-ima 4693
This theorem is referenced by:  imaex  5043  ecexg  6634  fopwdom  6945  isinfinf  7006  isunitd  13918
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