∑

Summation (Sigma)

Copy and paste the summation/sigma symbol (∑). Get Unicode, HTML entity, and keyboard shortcuts.

Character Details

Character	∑
Name	Summation (Sigma)
Unicode	`U+2211`
HTML Entity	`∑`
CSS Code	`\2211`
Category	Math

How to Type Summation (Sigma)

Mac	Option + W
Windows	No default shortcut
HTML	Use `∑` in your HTML code
CSS	Use `content: '\2211';` in your CSS
iOS / Android	Copy from this page and paste, or use the special characters keyboard

  About Summation (Sigma)
 
The summation (sigma) (∑) is a Unicode character at code point U+2211.
        It belongs to the math category. You can use the HTML entity &sum; to
        insert it into web pages, or the CSS escape \2211 for use in stylesheets.
        To type it directly, use the keyboard shortcuts listed above for your platform.
 
  Related Math Characters
   ± Plus-Minus Sign  × Multiplication Sign  ÷ Division Sign  ∞ Infinity Symbol  ≠ Not Equal Sign  ≈ Approximately Equal  ≤ Less Than or Equal  ≥ Greater Than or Equal