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Theorem prmssnn 12805
Description: The prime numbers are a subset of the positive integers. (Contributed by AV, 22-Jul-2020.)
Assertion
Ref Expression
prmssnn  |-  Prime  C_  NN

Proof of Theorem prmssnn
StepHypRef Expression
1 prmnn 12803 . 2  |-  ( x  e.  Prime  ->  x  e.  NN )
21ssriv 3241 1  |-  Prime  C_  NN
Colors of variables: wff set class
Syntax hints:    C_ wss 3210   NNcn 9236   Primecprime 12800
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-io 717  ax-5 1496  ax-7 1497  ax-gen 1498  ax-ie1 1542  ax-ie2 1543  ax-8 1553  ax-10 1554  ax-11 1555  ax-i12 1556  ax-bndl 1558  ax-4 1559  ax-17 1575  ax-i9 1579  ax-ial 1583  ax-i5r 1584  ax-ext 2214
This theorem depends on definitions:  df-bi 117  df-3an 1007  df-tru 1401  df-nf 1510  df-sb 1812  df-clab 2219  df-cleq 2225  df-clel 2228  df-nfc 2373  df-ral 2525  df-rab 2529  df-v 2814  df-un 3214  df-in 3216  df-ss 3223  df-sn 3694  df-pr 3695  df-op 3697  df-br 4109  df-prm 12801
This theorem is referenced by:  prmex  12806  1arith  13061  prminf  13198
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