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

Theorem rexalim 2297
Description: Relationship between restricted universal and existential quantifiers. (Contributed by Jim Kingdon, 17-Aug-2018.)
Assertion
Ref Expression
rexalim

Proof of Theorem rexalim
StepHypRef Expression
1 ralnex 2294 . . 3
21biimpi 113 . 2
32con2i 545 1
Colors of variables: wff set class
Syntax hints:   wn 3   wi 4  wral 2284  wrex 2285
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-ia1 99  ax-ia2 100  ax-ia3 101  ax-in1 532  ax-in2 533  ax-5 1316  ax-gen 1318  ax-ie2 1364
This theorem depends on definitions:  df-bi 110  df-tru 1231  df-fal 1234  df-ral 2289  df-rex 2290
This theorem is referenced by: (None)
  Copyright terms: Public domain W3C validator