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Theorem zssre 9630
Description: The integers are a subset of the reals. (Contributed by NM, 2-Aug-2004.)
Assertion
Ref Expression
zssre  |-  ZZ  C_  RR

Proof of Theorem zssre
StepHypRef Expression
1 zre 9627 . 2  |-  ( x  e.  ZZ  ->  x  e.  RR )
21ssriv 3252 1  |-  ZZ  C_  RR
Colors of variables: wff set class
Syntax hints:    C_ wss 3220   RRcr 8168   ZZcz 9623
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 721  ax-5 1500  ax-7 1501  ax-gen 1502  ax-ie1 1546  ax-ie2 1547  ax-8 1557  ax-10 1558  ax-11 1559  ax-i12 1560  ax-bndl 1562  ax-4 1563  ax-17 1579  ax-i9 1583  ax-ial 1587  ax-i5r 1588  ax-ext 2220
This theorem depends on definitions:  df-bi 117  df-3or 1010  df-3an 1011  df-tru 1405  df-nf 1514  df-sb 1816  df-clab 2225  df-cleq 2231  df-clel 2234  df-nfc 2381  df-rex 2534  df-rab 2537  df-v 2823  df-un 3224  df-in 3226  df-ss 3233  df-sn 3711  df-pr 3712  df-op 3714  df-uni 3931  df-br 4126  df-iota 5332  df-fv 5380  df-ov 6078  df-neg 8490  df-z 9624
This theorem is referenced by:  suprzclex  9723  zred  9747  lbzbi  9995  fzval2  10393  zsupcl  10642  infssuzex  10644  infssuzcldc  10646  seq3coll  11272  summodclem2a  12126  fsum3cvg3  12141  prodmodclem2a  12321  gcddvds  12718  dvdslegcd  12719  ballotfilemfc0  13210  ballotfilemfcc  13211
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