Empty set symbol ∅
The empty set sign for a set with no elements.
∅
- Symbol
- Unicode
- HTML entity
- HTML code
- CSS
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Related symbols
How to type the empty set symbol
How do I type the empty set 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 empty set symbol in Word?
Type 2205 and then press Alt+X, and Word turns it into ∅. You can also use Insert, Symbol.
What is the HTML code for the empty set symbol?
Use ∅ or ∅ in HTML, or \2205 in CSS content.