Users' Mathboxes Mathbox for Frédéric Liné < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >   Mathboxes  >  cbis Unicode version

Syntax Definition cbis 26019
Description: Extend class notation with the symbol 
Ref Expression
cbis  class  <=> c

See definition df-bis 26020 for more information.

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