ILE Home Intuitionistic Logic Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  ILE Home  >  Th. List  >  w3a GIF version

Syntax Definition w3a 973
Description: Extend wff definition to include 3-way conjunction ('and').
Hypotheses
Ref Expression
wph wff 𝜑
wps wff 𝜓
wch wff 𝜒
Assertion
Ref Expression
w3a wff (𝜑𝜓𝜒)

See definition df-3an 975 for more information.

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