mathmlben
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Visualization for goldstandard
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text/mathml
<math
xmlns="http://www.w3.org/1998/Math/MathML" display="block" alttext="upper S left-parenthesis n comma m right-parenthesis equals StartFraction 1 Over m factorial EndFraction sigma-summation Underscript k equals 0 Overscript n minus 1 Endscripts mathematical left-angle StartFraction n Over k EndFraction mathematical right-angle StartFraction k Over n minus m EndFraction">
<semantics>
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<!-- ∑ -->
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<annotation encoding="application/x-tex">S\left(n,m\right)={\frac {1}{m!}}\sum _{k=0}^{n-1}\langle {\frac {n}{k}}\rangle {\frac {k}{n-m}}</annotation>
</semantics>
</math>