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Syntax Definition ctrpred 31717
Description: Define the transitive predecessor class as a class.
Hypotheses
Ref Expression
cA class A
cR class R
cX class X
Assertion
Ref Expression
ctrpred class TrPred ( R , A , X )
See definition df-trpred 31718 for more information.
Colors of variables: wff setvar class
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