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U+222C · Mathematical Operators

Double Integral ∬

Double Integral is the Unicode character U+222C (official name “DOUBLE INTEGRAL”) from the Mathematical Operators block. It belongs to SymbolHero’s math symbols collection. Copy it with the button, or use the codes and keyboard methods below to type it yourself.

UnicodeU+222C
HTML∬
∬U+222C

Character codes

Unicode code pointU+222C
Decimal8748
HTML named entity∬
HTML (hex)∬
HTML (decimal)∬
CSS\222C
JavaScript\u222C
Python\u222C
UTF-8 bytesE2 88 AC
UTF-16222C
URL-encoded%E2%88%AC

Character details

Official nameDOUBLE INTEGRAL
Unicode blockMathematical Operators
General categoryMath Symbol (Sm)
SymbolHero categoryMath Symbols
Decomposition<compat> U+222B U+222B
EmojiNo

How to type ∬

Windows

  • In Microsoft Word or Outlook: type 222C then press Alt + X.
  • Open Character Map (search “Character Map” in Start), tick “Advanced view”, search for “double integral”, then Select and Copy.

Mac

  • Press Control + Command + Space to open the Character Viewer, search “double integral”, and double-click the result.
  • With the Unicode Hex Input keyboard enabled (System Settings → Keyboard → Input Sources), hold Option and type 222C.

iPhone & Android

  • Tap Copy at the top of this page, then long-press where you want it and choose Paste.

Docs & web

  • Google Docs: Insert → Special characters, then search “double integral” or enter U+222C.
  • HTML: &Int; or ∬
  • Excel / Google Sheets: =UNICHAR(8748)

Similar math symbols

Cube Root
Fourth Root
Proportional to
Angle
Measured Angle
Spherical Angle
Divides
Does Not Divide
Parallel to
Not Parallel to
Logical and
Logical or
Triple Integral
Contour Integral
Surface Integral
Volume Integral
Clockwise Integral
Clockwise Contour Integral
Anticlockwise Contour Integral
Ratio
Proportion
Dot Minus
Excess
Geometric Proportion

See all 714 math symbols →

Questions

What is the Unicode for ∬?

It is U+222C (DOUBLE INTEGRAL), decimal 8748.

Is there a Windows Alt code for it?

No standard Alt code exists for this character. In Word type 222C then Alt+X, or copy it from this page.

How do I type it on a Mac?

There is no built-in Option shortcut. Use the Character Viewer (Control + Command + Space) and search “double integral”, or copy it from this page.

What is the HTML code?

Use the named entity &Int; or the numeric reference ∬.