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Theorem eluzelz2 46145
Description: A member of an upper set of integers is an integer. (Contributed by Glauco Siliprandi, 23-Oct-2021.)
Hypothesis
Ref Expression
eluzelz2.1 𝑍 = (ℤ𝑀)
Assertion
Ref Expression
eluzelz2 (𝑁𝑍𝑁 ∈ ℤ)

Proof of Theorem eluzelz2
StepHypRef Expression
1 eluzelz2.1 . . . 4 𝑍 = (ℤ𝑀)
21eleq2i 2855 . . 3 (𝑁𝑍𝑁 ∈ (ℤ𝑀))
32biimpi 219 . 2 (𝑁𝑍𝑁 ∈ (ℤ𝑀))
4 eluzelz 12876 . 2 (𝑁 ∈ (ℤ𝑀) → 𝑁 ∈ ℤ)
53, 4syl 18 1 (𝑁𝑍𝑁 ∈ ℤ)
Colors of variables:    wff setvar class
This proof depends on syntax axioms:  wi 4   = wceq 1570  wcel 2143  cfv 6536  cz 12595  cuz 12866
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1825  ax-4 1839  ax-5 1940  ax-6 1997  ax-7 2038  ax-8 2145  ax-9 2153  ax-10 2176  ax-11 2192  ax-12 2213  ax-ext 2735  ax-sep 5257  ax-nul 5269  ax-pr 5404  ax-cnex 11160  ax-resscn 11161
This proof depends on definitions:  df-bi 210  df-an 401  df-or 861  df-3or 1104  df-3an 1105  df-tru 1573  df-fal 1583  df-ex 1810  df-nf 1814  df-sb 2097  df-mo 2567  df-eu 2597  df-clab 2742  df-cleq 2755  df-clel 2838  df-nfc 2912  df-ne 2959  df-ral 3080  df-rex 3090  df-rab 3417  df-v 3457  df-dif 3908  df-un 3910  df-in 3912  df-ss 3922  df-nul 4287  df-if 4488  df-pw 4564  df-sn 4590  df-pr 4592  df-op 4596  df-uni 4873  df-br 5110  df-opab 5174  df-mpt 5193  df-id 5556  df-xp 5667  df-rel 5668  df-cnv 5669  df-co 5670  df-dm 5671  df-rn 5672  df-res 5673  df-ima 5674  df-iota 6492  df-fun 6538  df-fn 6539  df-f 6540  df-fv 6544  df-ov 7413  df-neg 11448  df-z 12596  df-uz 12867
This theorem is used by:  eluzelz2d  46155  uzublem  46172  uzinico  46303  limsupubuzlem  46454  limsupmnfuzlem  46468  limsupre3uzlem  46477  limsupvaluz2  46480  supcnvlimsup  46482  xlimclim2lem  46581  climxlim2  46588  xlimliminflimsup  46604  smflimmpt  47552  smflimsuplem3  47564  smflimsuplem4  47565  smflimsuplem5  47566  smflimsuplem6  47567  smflimsuplem7  47568  smflimsuplem8  47569  smflimsupmpt  47571  smfliminflem  47572  smfliminfmpt  47574
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