MPE Home Metamath Proof Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >  cuni Unicode version

Syntax Definition cuni 3971
Description: Extend class notation to include the union of a class (read: 'union  A')
Ref Expression
cA  class  A
Ref Expression
cuni  class  U. A

See definition df-uni 3972 for more information.

Colors of variables: wff set class
  Copyright terms: Public domain W3C validator