benchmarks.asciidoc

@@ -875,7 +875,7 @@ with
 latexmath:[\epsilon_x(x, P_x) = \sqrt{\langle x^2 \rangle \langle P_x^2\rangle - \langle xP_x \rangle^2}]
 where latexmath:[P_x = \beta\gamma x'], not the trace-like emittance
 which is calculated as
-latexmath:[\epsilon_x (x, x') = \beta \gamma \sqrt{\langle x^2 \rangle \langle x'^{2} \rangle - \langle xx' \rangle^2}]
+latexmath:[\epsilon_x (x, x') = \beta \gamma \sqrt{\langle x^2 \rangle \langle x^{2} \rangle - \langle xx' \rangle^2}]
 [prstab2003]. In Figure [plot-emit-csr-on], a trace-like horizontal
 emittance is also calcualted for the _OPAL_ output beam distributions.
 Like the ELEGANT result, this trace-like emittance doesn’t grow in the