Çift Struck N-Ary Toplama ⅀

“Double-Struck N-Ary Summation” is a letter belonging to the modern Greek alphabet. It represents the sound ] in writing. It was that very letter which the Latin S and the Cyrillic С originated from. The uppercase letter is used as a symbol of summation in mathematics. As for physics, there it denotes a special type of elementary particles called hyperons. The numerical value of sigma is 200.

Unicode offers various sigma versions, including the doubly outlined sign of N-Ary Summation, which you can copy from this page. For most general purposes, the standard uppercase sigma Σ is likely the most suitable, as it's widely used in mathematics and physics.

“Çift Struck N-Ary Toplama” sembolü, “Harf benzeri semboller” bloğunun “Çift vuruşlu büyük operatör” Alt bloğunda yer almakta ve Unicode versiyon 3.2 kapsamında 2002 yılında onaylanmıştır.