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Double-Struck N-Ary Summation Symbol

Double-Struck N-Ary Summation ⅀

U+2140 • symbol

Double-Struck N-Ary Summation Symbol

Double-Struck N-Ary Summation (∑) is a mathematical operator representing an n-ary summation, similar to the standard summation symbol but styled in double-struck form. It is used in advanced mathematical notation to denote summation over multiple terms.

The Symbol For Double-Struck N-Ary Summation (⅀) is a unicode character in the Basic Multilingual Plane Plane. It is found in the Letterlike Symbols block and was approved as part of Unicode Version 3.2 in 2002

symbolmathematicsoperatorsummationdouble-struckn-arynotationformulaalgebraunicode

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  • Full Name: Double-Struck N-Ary Summation
  • Plane: Basic Multilingual Plane
  • Block: Letterlike Symbols
  • Unicode: U+2140
  • Unicode Version: 3.2
  • Year Added: 2002