This is documentation for Mathematica 6, which was
based on an earlier version of the Wolfram Language.
View current documentation (Version 11.2)
Mathematica Character Name


  • Unicode: F39E.
  • Alias: Esc + Esc.
  • Infix operator with built-in evaluation rules.
  • Used in entering mixed fractions.
  • x Esc + Esc y is interpreted as x+y, but Esc + Esc has much tighter binding than +.