N-ary Summation symbol

Official name

N-ARY SUMMATION

Unicode block

Mathematical Operators

Added in

Unicode 1.1

HTML

∑

HTML hex

∑

CSS content

\2211

JavaScript

\u{2211}

UTF-8 bytes

E2 88 91

Keywords

mathematics, n-ary, summation, equation, science

Keyboard

Mac: ⌥ W

Categories

Maths

The Unicode standard defines this character, but your device’s fonts decide how it looks, so it may differ on other screens.