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Syntax Definition wfrfor 4090
Description: Extend wff notation to include the well-founded predicate.
Hypotheses
Ref Expression
cA  class  A
cR  class  R
cS  class  S
Assertion
Ref Expression
wfrfor  wff FrFor  R A S

See definition df-frfor 4094 for more information.

Colors of variables: wff set class
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