DocumentationMathematicaThe Mathematica BookMathematica Reference GuideListing of Named Characters
CapitalUpsilon
\[CapitalUpsilon]
Aliases: U, Upsilon. Greek letter. Not commonly used. Used in physics for particles, and in the quantum theory of measurement. See Section 1.10.1 and Section 3.10.3. See also: \[CurlyCapitalUpsilon] , \[Upsilon] .
\[CapitalUpsilon]
Aliases: 
U
particles, and in the quantum theory of measurement. 
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