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

Syntax Definition wfr 4220
Description: Extend wff notation to include the well-founded predicate. Read: '  R is a well-founded relation on 
A.'
Hypotheses
Ref Expression
cA  class  A
cR  class  R
Assertion
Ref Expression
wfr  wff  R  Fr  A

See definition df-frind 4224 for more information.

Colors of variables: wff set class
  Copyright terms: Public domain W3C validator