Users' Mathboxes Mathbox for BJ < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  ILE Home  >  Th. List  >   Mathboxes  >  bdpeano5 GIF version

Theorem bdpeano5 15953
Description: Bounded version of peano5 4650. (Contributed by BJ, 19-Nov-2019.) (Proof modification is discouraged.)
Hypothesis
Ref Expression
bdpeano5.bd BOUNDED 𝐴
Assertion
Ref Expression
bdpeano5 ((∅ ∈ 𝐴 ∧ ∀𝑥 ∈ ω (𝑥𝐴 → suc 𝑥𝐴)) → ω ⊆ 𝐴)
Distinct variable group:   𝑥,𝐴

Proof of Theorem bdpeano5
StepHypRef Expression
1 bdpeano5.bd . . 3 BOUNDED 𝐴
2 bj-omex 15952 . . 3 ω ∈ V
31, 2bdinex1 15909 . 2 (ω ∩ 𝐴) ∈ V
4 peano5set 15950 . 2 ((ω ∩ 𝐴) ∈ V → ((∅ ∈ 𝐴 ∧ ∀𝑥 ∈ ω (𝑥𝐴 → suc 𝑥𝐴)) → ω ⊆ 𝐴))
53, 4ax-mp 5 1 ((∅ ∈ 𝐴 ∧ ∀𝑥 ∈ ω (𝑥𝐴 → suc 𝑥𝐴)) → ω ⊆ 𝐴)
Colors of variables: wff set class
Syntax hints:  wi 4  wa 104  wcel 2177  wral 2485  Vcvv 2773  cin 3166  wss 3167  c0 3461  suc csuc 4416  ωcom 4642  BOUNDED wbdc 15850
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 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-nul 4174  ax-pr 4257  ax-un 4484  ax-bd0 15823  ax-bdor 15826  ax-bdex 15829  ax-bdeq 15830  ax-bdel 15831  ax-bdsb 15832  ax-bdsep 15894  ax-infvn 15951
This theorem depends on definitions:  df-bi 117  df-tru 1376  df-nf 1485  df-sb 1787  df-clab 2193  df-cleq 2199  df-clel 2202  df-nfc 2338  df-ral 2490  df-rex 2491  df-rab 2494  df-v 2775  df-dif 3169  df-un 3171  df-in 3173  df-ss 3180  df-nul 3462  df-sn 3640  df-pr 3641  df-uni 3853  df-int 3888  df-suc 4422  df-iom 4643  df-bdc 15851  df-bj-ind 15937
This theorem is referenced by:  bj-bdfindis  15957
  Copyright terms: Public domain W3C validator