MPE Home Metamath Proof Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >  c2 Structured version   Visualization version   GIF version

Syntax Definition c2 11681
Description: Extend class notation to include the number 2.
Assertion
Ref Expression
c2 class 2

See definition df-2 11689 for more information.

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