ILE Home Intuitionistic Logic Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  ILE Home  >  Th. List  >  nn0rei Unicode version

Theorem nn0rei 9585
Description: A nonnegative integer is a real number. (Contributed by NM, 14-May-2003.)
Hypothesis
Ref Expression
nn0re.1  |-  A  e. 
NN0
Assertion
Ref Expression
nn0rei  |-  A  e.  RR

Proof of Theorem nn0rei
StepHypRef Expression
1 nn0ssre 9578 . 2  |-  NN0  C_  RR
2 nn0re.1 . 2  |-  A  e. 
NN0
31, 2sselii 3245 1  |-  A  e.  RR
Colors of variables:    wff set class
This proof depends on syntax axioms:    e. wcel 2209   RRcr 8184   NN0cn0 9574
This proof depends on 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  ax-sep 4251  ax-cnex 8276  ax-resscn 8277  ax-1re 8279  ax-addrcl 8282  ax-rnegex 8294
This proof depends on definitions:  df-bi 117  df-tru 1405  df-nf 1514  df-sb 1816  df-clab 2225  df-cleq 2231  df-clel 2234  df-nfc 2381  df-ral 2533  df-rex 2534  df-v 2823  df-un 3224  df-in 3226  df-ss 3233  df-sn 3715  df-int 3971  df-inn 9314  df-n0 9575
This theorem is used by:  nn0cni  9586  nn0le2xi  9624  nn0lele2xi  9625  numlt  9817  numltc  9818  decle  9826  decleh  9827  modsubi  13228  prmlem2  13263  log2ublem1  16221  log2ublog2  16224  birthdaylog2  16228  ppiublem1  16291  bpos1lem  16309  bpos1  16310
  Copyright terms: Public domain W3C validator