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Theorem eluzelz2d 43553
Description: A member of an upper set of integers is an integer. (Contributed by Glauco Siliprandi, 23-Oct-2021.)
Hypotheses
Ref Expression
eluzelz2d.1 𝑍 = (ℤ𝑀)
eluzelz2d.2 (𝜑𝑁𝑍)
Assertion
Ref Expression
eluzelz2d (𝜑𝑁 ∈ ℤ)

Proof of Theorem eluzelz2d
StepHypRef Expression
1 eluzelz2d.2 . 2 (𝜑𝑁𝑍)
2 eluzelz2d.1 . . 3 𝑍 = (ℤ𝑀)
32eluzelz2 43543 . 2 (𝑁𝑍𝑁 ∈ ℤ)
41, 3syl 17 1 (𝜑𝑁 ∈ ℤ)
Colors of variables: wff setvar class
Syntax hints:  wi 4   = wceq 1541  wcel 2106  cfv 6493  cz 12457  cuz 12721
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1797  ax-4 1811  ax-5 1913  ax-6 1971  ax-7 2011  ax-8 2108  ax-9 2116  ax-10 2137  ax-11 2154  ax-12 2171  ax-ext 2708  ax-sep 5254  ax-nul 5261  ax-pr 5382  ax-cnex 11065  ax-resscn 11066
This theorem depends on definitions:  df-bi 206  df-an 397  df-or 846  df-3or 1088  df-3an 1089  df-tru 1544  df-fal 1554  df-ex 1782  df-nf 1786  df-sb 2068  df-mo 2539  df-eu 2568  df-clab 2715  df-cleq 2729  df-clel 2815  df-nfc 2887  df-ral 3063  df-rex 3072  df-rab 3406  df-v 3445  df-dif 3911  df-un 3913  df-in 3915  df-ss 3925  df-nul 4281  df-if 4485  df-pw 4560  df-sn 4585  df-pr 4587  df-op 4591  df-uni 4864  df-br 5104  df-opab 5166  df-mpt 5187  df-id 5529  df-xp 5637  df-rel 5638  df-cnv 5639  df-co 5640  df-dm 5641  df-rn 5642  df-res 5643  df-ima 5644  df-iota 6445  df-fun 6495  df-fn 6496  df-f 6497  df-fv 6501  df-ov 7354  df-neg 11346  df-z 12458  df-uz 12722
This theorem is referenced by:  uzred  43583  limsupequzmpt2  43860  liminfequzmpt2  43933  xlimconst2  43977  iundjiunlem  44601  smflimsuplem1  44962  smflimsuplem4  44965  smflimsuplem8  44969  smfliminflem  44972
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