This is documentation for Mathematica 5.2, which was
based on an earlier version of the Wolfram Language.
View current documentation (Version 11.1)

Mathematica Reference Guide
Listing of Named Characters 
  \[AE]
  \[And]
  \[Bet]
  \[Cap]
  \[Chi]
  \[Cup]
  \[Del]
  \[Eta]
  \[Eth]
  \[Mho]
  \[Mu]
  \[Nor]
  \[Not]
  \[Nu]
  \[Or]
  \[Phi]
  \[Pi]
  \[Psi]
  \[Rho]
  \[Sum]
  \[SZ]
  \[Tau]
  \[Vee]
  \[Xi]
  \[Xor]
  \[Yen]