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Theorem bj-omsson 15860
Description: Constructive proof of omsson 4660. See also bj-omssonALT 15861. (Contributed by BJ, 27-Oct-2020.) (Proof modification is discouraged.) (New usage is discouraged.
Assertion
Ref Expression
bj-omsson ω ⊆ On

Proof of Theorem bj-omsson
StepHypRef Expression
1 bj-nnelon 15857 . 2 (𝑥 ∈ ω → 𝑥 ∈ On)
21ssriv 3196 1 ω ⊆ On
Colors of variables: wff set class
Syntax hints:  wss 3165  Oncon0 4409  ωcom 4637
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-in1 615  ax-in2 616  ax-io 710  ax-5 1469  ax-7 1470  ax-gen 1471  ax-ie1 1515  ax-ie2 1516  ax-8 1526  ax-10 1527  ax-11 1528  ax-i12 1529  ax-bndl 1531  ax-4 1532  ax-17 1548  ax-i9 1552  ax-ial 1556  ax-i5r 1557  ax-13 2177  ax-14 2178  ax-ext 2186  ax-nul 4169  ax-pr 4252  ax-un 4479  ax-bd0 15711  ax-bdor 15714  ax-bdal 15716  ax-bdex 15717  ax-bdeq 15718  ax-bdel 15719  ax-bdsb 15720  ax-bdsep 15782  ax-infvn 15839
This theorem depends on definitions:  df-bi 117  df-tru 1375  df-nf 1483  df-sb 1785  df-clab 2191  df-cleq 2197  df-clel 2200  df-nfc 2336  df-ral 2488  df-rex 2489  df-rab 2492  df-v 2773  df-dif 3167  df-un 3169  df-in 3171  df-ss 3178  df-nul 3460  df-sn 3638  df-pr 3639  df-uni 3850  df-int 3885  df-tr 4142  df-iord 4412  df-on 4414  df-suc 4417  df-iom 4638  df-bdc 15739  df-bj-ind 15825
This theorem is referenced by: (None)
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