MPE Home Metamath Proof Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >  cif Structured version   Visualization version   GIF version
Syntax Definition cif 4456
Description: Extend class notation to include the conditional operator for classes.
Hypotheses
Ref Expression
wph wff 𝜑
cA class 𝐴
cB class 𝐵
Assertion
Ref Expression
cif class if(𝜑, 𝐴, 𝐵)
See definition df-if 4457 for more information.
Colors of variables: wff setvar class
  Copyright terms: Public domain W3C validator