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Theorem 0ellim 6405
Description: A limit ordinal contains the empty set. (Contributed by NM, 15-May-1994.)
Assertion
Ref Expression
0ellim (Lim 𝐴 → ∅ ∈ 𝐴)

Proof of Theorem 0ellim
StepHypRef Expression
1 dflim2 6399 . 2 (Lim 𝐴 ↔ (Ord 𝐴 ∧ ∅ ∈ 𝐴𝐴 = 𝐴))
21simp2bi 1158 1 (Lim 𝐴 → ∅ ∈ 𝐴)
Colors of variables: wff setvar class
Syntax hints:  wi 4   = wceq 1559  wcel 2141  c0 4283   cuni 4862  Ord word 6340  Lim wlim 6342
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1814  ax-4 1828  ax-5 1929  ax-6 1986  ax-7 2027  ax-8 2143  ax-9 2151  ax-ext 2733  ax-sep 5243  ax-pr 5387
This theorem depends on definitions:  df-bi 209  df-an 400  df-or 859  df-3or 1098  df-3an 1099  df-tru 1562  df-fal 1572  df-ex 1799  df-sb 2090  df-clab 2740  df-cleq 2753  df-clel 2836  df-ne 2957  df-ral 3076  df-rex 3086  df-rab 3414  df-v 3455  df-dif 3905  df-un 3907  df-in 3909  df-ss 3919  df-pss 3922  df-nul 4284  df-if 4478  df-pw 4554  df-sn 4580  df-pr 4582  df-op 4586  df-uni 4863  df-br 5098  df-opab 5160  df-tr 5205  df-eprel 5543  df-po 5551  df-so 5552  df-fr 5596  df-we 5598  df-ord 6344  df-lim 6346
This theorem is referenced by:  limuni3  7827  peano1  7864  oe1m  8508  oalimcl  8523  oaass  8524  oarec  8525  omlimcl  8541  odi  8542  oen0  8550  oewordri  8556  oelim2  8559  oeoalem  8560  oeoelem  8562  limensuci  9119  rankxplim2  9832  rankxplim3  9833  r1limwun  10688  constr01  34000  r11  35351  rankfilimbi  35358  omlimcl2  43780  oe0suclim  43815
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