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Theorem sucexg 4589
Description: The successor of a set is a set (generalization). (Contributed by NM, 5-Jun-1994.)
Assertion
Ref Expression
sucexg (𝐴𝑉 → suc 𝐴 ∈ V)

Proof of Theorem sucexg
StepHypRef Expression
1 elex 2811 . 2 (𝐴𝑉𝐴 ∈ V)
2 sucexb 4588 . 2 (𝐴 ∈ V ↔ suc 𝐴 ∈ V)
31, 2sylib 122 1 (𝐴𝑉 → suc 𝐴 ∈ V)
Colors of variables: wff set class
Syntax hints:  wi 4  wcel 2200  Vcvv 2799  suc csuc 4455
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 714  ax-5 1493  ax-7 1494  ax-gen 1495  ax-ie1 1539  ax-ie2 1540  ax-8 1550  ax-10 1551  ax-11 1552  ax-i12 1553  ax-bndl 1555  ax-4 1556  ax-17 1572  ax-i9 1576  ax-ial 1580  ax-i5r 1581  ax-13 2202  ax-14 2203  ax-ext 2211  ax-sep 4201  ax-pow 4257  ax-pr 4292  ax-un 4523
This theorem depends on definitions:  df-bi 117  df-tru 1398  df-nf 1507  df-sb 1809  df-clab 2216  df-cleq 2222  df-clel 2225  df-nfc 2361  df-rex 2514  df-v 2801  df-un 3201  df-in 3203  df-ss 3210  df-pw 3651  df-sn 3672  df-pr 3673  df-uni 3888  df-suc 4461
This theorem is referenced by:  sucex  4590  onsuc  4592  peano2  4686  sucinc2  6590  oav2  6607
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