DocumentationMathematicaThe Mathematica BookMathematica Reference GuideListing of Named Characters
Digamma
\[Digamma]
Aliases: di, digamma. Special Greek letter. Analogous to English w. Sometimes used to denote PolyGamma[x]. See Section 3.10.3. See also: \[CapitalDigamma] , \[Koppa] , \[Stigma] , \[Sampi] .