Double-struck N-ary Summation
Part of Math Symbols
Double-struck N-ary Summation has no standard Windows Alt code. Copy the character directly, or use its HTML entity or Unicode value instead.
- Alt code
- None
- HTML entity
- ⅀
- Unicode
- U+2140
Unicode facts
- Official name
- DOUBLE-STRUCK N-ARY SUMMATION
- Type
- Maths symbol
- Unicode block
- Letterlike Symbols
- Unicode group
- Double-struck large operator
- Added in
- Unicode 3.2 (2002)
Click the symbol or any value at the top of the page to copy it. See the full Math Symbols chart for related characters.