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Syntax Definition wrefrel 35577
Description: Extend the definition of a wff to include the reflexive relation predicate. (Read: 𝑅 is a reflexive relation.)
Ref Expression
cR class 𝑅
Ref Expression
wrefrel wff RefRel 𝑅

See definition df-refrel 35870 for more information.

Colors of variables: wff setvar class
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