This is documentation for Mathematica 8, which was
based on an earlier version of the Wolfram Language.
View current documentation (Version 11.2)
MATHEMATICA CHARACTER NAME

\[Sum]

  • Unicode: 2211.
  • Alias: Esc sum Esc.
  • Compound operator with built-in evaluation rules.
  • is by default interpreted as Sum.
  • is by default interpreted as Sum.