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Theorem prmssnn 16772
Description: The prime numbers are a subset of the positive integers. (Contributed by AV, 22-Jul-2020.)
Assertion
Ref Expression
prmssnn ℙ ⊆ ℕ

Proof of Theorem prmssnn
StepHypRef Expression
1 prmnn 16770 . 2 (𝑥 ∈ ℙ → 𝑥 ∈ ℕ)
21ssriv 3938 1 ℙ ⊆ ℕ
Colors of variables:    wff setvar class
This proof depends on syntax axioms:  wss 3902  cn 12261  cprime 16767
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1828  ax-4 1842  ax-5 1943  ax-6 2000  ax-7 2041  ax-8 2147  ax-9 2155  ax-ext 2734
This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3an 1105  df-tru 1573  df-fal 1583  df-ex 1813  df-sb 2100  df-clab 2741  df-cleq 2754  df-clel 2837  df-rab 3415  df-v 3455  df-dif 3905  df-un 3907  df-ss 3919  df-nul 4283  df-if 4486  df-sn 4588  df-pr 4590  df-op 4594  df-br 5108  df-prm 16768
This theorem is used by:  prmex  16773  prminf  17013  prmgaplem3  17151  prmgaplem4  17152  prmdvdsfi  27351  mumul  27425  sqff1o  27426  dirith2  27772  hgt750lema  35173  tgoldbachgtde  35176  tgoldbachgtda  35177  tgoldbachgt  35179  prmdvdsfmtnof1lem1  48495  prmdvdsfmtnof  48497
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