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| Mirrors > Home > NFE Home > Th. List > wfun | Unicode version | ||
| Description: Extend the definition of
a wff to include the function predicate.  (Read:
      | 
| Ref | Expression | 
|---|---|
| cA | 
 | 
| Ref | Expression | 
|---|---|
| wfun | 
 | 
| Colors of variables: wff setvar class | 
| Copyright terms: Public domain | W3C validator |