NFE Home New Foundations Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  NFE Home  >  Th. List  >  c2nd Unicode version

Syntax Definition c2nd 4783
Description: Extend the definition of a class to include the second function.
Assertion
Ref Expression
c2nd

See definition df-2nd 4797 for more information.

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