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Theorem 2oex 8105
Description: 2o is a set. (Contributed by BJ, 6-Apr-2019.)
Assertion
Ref Expression
2oex 2o ∈ V

Proof of Theorem 2oex
StepHypRef Expression
1 df-2o 8096 . 2 2o = suc 1o
2 1oex 8103 . . 3 1o ∈ V
32sucex 7519 . 2 suc 1o ∈ V
41, 3eqeltri 2908 1 2o ∈ V
Colors of variables: wff setvar class
Syntax hints:  wcel 2113  Vcvv 3491  suc csuc 6186  1oc1o 8088  2oc2o 8089
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1795  ax-4 1809  ax-5 1910  ax-6 1969  ax-7 2014  ax-8 2115  ax-9 2123  ax-10 2144  ax-11 2160  ax-12 2176  ax-ext 2792  ax-sep 5196  ax-nul 5203  ax-pr 5323  ax-un 7454
This theorem depends on definitions:  df-bi 209  df-an 399  df-or 844  df-3or 1083  df-3an 1084  df-tru 1539  df-ex 1780  df-nf 1784  df-sb 2069  df-mo 2621  df-eu 2653  df-clab 2799  df-cleq 2813  df-clel 2892  df-nfc 2962  df-ne 3016  df-ral 3142  df-rex 3143  df-rab 3146  df-v 3493  df-sbc 3769  df-dif 3932  df-un 3934  df-in 3936  df-ss 3945  df-pss 3947  df-nul 4285  df-if 4461  df-pw 4534  df-sn 4561  df-pr 4563  df-tp 4565  df-op 4567  df-uni 4832  df-br 5060  df-opab 5122  df-tr 5166  df-eprel 5458  df-po 5467  df-so 5468  df-fr 5507  df-we 5509  df-ord 6187  df-on 6188  df-suc 6190  df-1o 8095  df-2o 8096
This theorem is referenced by:  fmlaomn0  32656  goaln0  32659  goalrlem  32662  goalr  32663  fmlasucdisj  32665  satffunlem1lem1  32668  satffunlem2lem1  32670  ex-sategoelel12  32693  clsk1indlem1  40470  clsk1independent  40471
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