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SYMBOL

Mathematical Left Double Angle Bracket

Unicode information

NameMathematical Left Double Angle Bracket
Unicode nameMATHEMATICAL LEFT DOUBLE ANGLE BRACKET
Code pointU+27EA
HTML decimal⟪
HTML hex⟪
CSS\27ea
JavaScript\u27EA
CategoryBrackets & Parentheses
Unicode17.0

Meaning of ⟪ Mathematical Left Double Angle Bracket

The character is listed as Mathematical Left Double Angle Bracket in SymbolDex. Its technical Unicode name is MATHEMATICAL LEFT DOUBLE ANGLE BRACKET. It is an opening or closing character used to group content in text, formulas, technical notation or code.

Common uses

  • Group content in text, formulas and code.
  • Mathematical, linguistic or technical notation.
  • Copy bracket, parenthesis or brace styles from Unicode.

How to type ⟪ on Windows, Mac and mobile

Windows

The universal method is to use Copy on this page and paste ⟪. On Windows 10/11 you can press Win + . and browse the Symbols section, or open Character Map (charmap) to locate characters supported by your fonts.

Mac

Press Control + Command + Space to open Character Viewer, search for Mathematical Left Double Angle Bracket, then double-click it to insert the character.

Microsoft Word

Type 27EA without U+, then immediately press Alt + X. Word converts the code into ⟪. You can also use Insert → Symbol.

Google Docs

Open Insert → Special characters and search by name, or paste ⟪ directly. For emoji, you can also use your operating system emoji picker.

iPhone / iPad

iOS does not provide a direct Unicode-code entry method for every symbol. Copy ⟪ from SymbolDex or check long-press variants on related keys. For frequent use, create a shortcut under Settings → General → Keyboard → Text Replacement.

Android

Availability varies by Android keyboard. In Gboard, browse the symbols panel and long-press related keys for variants. If it is not available, copy ⟪ from SymbolDex and paste it where needed.

Linux

In many Linux apps using GTK/IBus, press Ctrl + Shift + U, type 27ea, then confirm with Enter or Space. If your app does not support this method, copy and paste ⟪.

Web and programming codes

Copy the representation you need for HTML, CSS, JavaScript or Python. For emoji sequences, SymbolDex includes every code point in the correct order.

HTML decimal⟪
HTML hex⟪
CSS content\27ea
JavaScript\u27EA
Python\u27EA
Unicode text

Usage examples

⟪ — Mathematical Left Double Angle Bracket
Unicode: U+27EA
HTML: ⟪

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