MPE Home Metamath Proof Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >  ct1 Structured version   Unicode version

Syntax Definition ct1 17376
Description: Extend class notation to include T1 spaces (also called Fréchet spaces).
Ref Expression
ct1  class  Fre

See definition df-t1 17383 for more information.

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