This is documentation for Mathematica 7, which was
based on an earlier version of the Wolfram Language.
View current documentation (Version 11.1)
Mathematica Character Name


  • Unicode: 2202.
  • Alias: Esc pd Esc.
  • Prefix operator with built-in evaluation rules.
  • partial_xy is by default interpreted as D[y, x].
  • partial is used in mathematics to indicate boundary.
  • Esc d Esc gives \[Delta], not \[PartialD].
  • You can use \[InvisibleComma] in the subscript to partial to give several variables without having them separated by visible commas.