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Mirrors > Home > MPE Home > Th. List > csup  Unicode version 
Description: Extend class notation to include supremum of class . Here is ordinarily a relation that strictly orders class . For example, could be 'less than' and could be the set of real numbers. 
Ref  Expression 

cA  
cB  
cR 
Ref  Expression 

csup 
Colors of variables: wff set class 
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