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Theorem rpgt0 9899
Description: A positive real is greater than zero. (Contributed by FL, 27-Dec-2007.)
Assertion
Ref Expression
rpgt0  |-  ( A  e.  RR+  ->  0  < 
A )

Proof of Theorem rpgt0
StepHypRef Expression
1 elrp 9889 . 2  |-  ( A  e.  RR+  <->  ( A  e.  RR  /\  0  < 
A ) )
21simprbi 275 1  |-  ( A  e.  RR+  ->  0  < 
A )
Colors of variables: wff set class
Syntax hints:    -> wi 4    e. wcel 2202   class class class wbr 4088   RRcr 8030   0cc0 8031    < clt 8213   RR+crp 9887
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 716  ax-5 1495  ax-7 1496  ax-gen 1497  ax-ie1 1541  ax-ie2 1542  ax-8 1552  ax-10 1553  ax-11 1554  ax-i12 1555  ax-bndl 1557  ax-4 1558  ax-17 1574  ax-i9 1578  ax-ial 1582  ax-i5r 1583  ax-ext 2213
This theorem depends on definitions:  df-bi 117  df-3an 1006  df-tru 1400  df-nf 1509  df-sb 1811  df-clab 2218  df-cleq 2224  df-clel 2227  df-nfc 2363  df-rab 2519  df-v 2804  df-un 3204  df-sn 3675  df-pr 3676  df-op 3678  df-br 4089  df-rp 9888
This theorem is referenced by:  rpge0  9900  rpap0  9904  rpgecl  9916  0nrp  9923  rpgt0d  9933  addlelt  10002  rpsqrtcl  11601  rpmaxcl  11783  rpmincl  11798  xrminrpcl  11834  climconst  11850  sinltxirr  12321  blcntrps  15138  blcntr  15139  bdmet  15225  bdmopn  15227  reeff1o  15496  coseq00topi  15558  coseq0negpitopi  15559
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