NFE Home New Foundations Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  NFE Home  >  Th. List  >  wfn Unicode version
Syntax Definition wfn 4777
Description: Extend the definition of a wff to include the function predicate with a domain. (Read: is a function on .)
Hypotheses
Ref Expression
cA
cB
Assertion
Ref Expression
wfn
See definition df-fn 4791 for more information.
Colors of variables: wff setvar class
  Copyright terms: Public domain W3C validator