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

Theorem nnrei 8722
Description: A positive integer is a real number. (Contributed by NM, 18-Aug-1999.)
Hypothesis
Ref Expression
nnre.1  |-  A  e.  NN
Assertion
Ref Expression
nnrei  |-  A  e.  RR

Proof of Theorem nnrei
StepHypRef Expression
1 nnre.1 . 2  |-  A  e.  NN
2 nnre 8720 . 2  |-  ( A  e.  NN  ->  A  e.  RR )
31, 2ax-mp 5 1  |-  A  e.  RR
Colors of variables: wff set class
Syntax hints:    e. wcel 1480   RRcr 7612   NNcn 8713
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 105  ax-ia2 106  ax-ia3 107  ax-io 698  ax-5 1423  ax-7 1424  ax-gen 1425  ax-ie1 1469  ax-ie2 1470  ax-8 1482  ax-10 1483  ax-11 1484  ax-i12 1485  ax-bndl 1486  ax-4 1487  ax-17 1506  ax-i9 1510  ax-ial 1514  ax-i5r 1515  ax-ext 2119  ax-sep 4041  ax-cnex 7704  ax-resscn 7705  ax-1re 7707  ax-addrcl 7710
This theorem depends on definitions:  df-bi 116  df-tru 1334  df-nf 1437  df-sb 1736  df-clab 2124  df-cleq 2130  df-clel 2133  df-nfc 2268  df-ral 2419  df-v 2683  df-in 3072  df-ss 3079  df-int 3767  df-inn 8714
This theorem is referenced by:  nncni  8723  nnap0i  8744  nnne0i  8745  10re  9193  numlt  9199  numltc  9200  ef01bndlem  11452  strleun  12037  strle1g  12038  2strbasg  12049  2stropg  12050
  Copyright terms: Public domain W3C validator