Documentation Publicon Reference Special Characters
Stigma
\[Stigma]
• Aliases: sti, stigma. • Special Greek letter. • Appeared between and in early Greek alphabet; used for Greek numeral 6. • Not the same as \[FinalSigma].• See also: \[CapitalStigma] , \[Digamma] , \[Koppa] , \[Sampi] .
\[Stigma]
sti
and 
in early Greek alphabet; used for Greek numeral 6. 