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Left double bracket symbol ⟦

The mathematical left white square bracket, used in semantics and math.

⟦
Symbol
Unicode
HTML entity
HTML code
CSS

Related symbols

How to type the left double bracket symbol

How do I type the left double bracket symbol?

The easiest way is to copy it from this page and paste it. On iPhone and Android, copy it here and paste, or add it as a keyboard text replacement.

How do I insert the left double bracket symbol in Word?

Type 27E6 and then press Alt+X, and Word turns it into ⟦. You can also use Insert, Symbol.

What is the HTML code for the left double bracket symbol?

Use ⟦ or ⟦ in HTML, or \27E6 in CSS content.