Riemannscher Krümmungstensor

Failed to parse (syntax error): {\displaystyle {R^{\color{Violet}\alpha}} _ {{\color{WildStrawberry}\beta} {\color{Orange}\mu} {\color{Red}\nu}} = {\partial {\color{Orange}\mu}} \Gamma _{{\color{WildStrawberry}\beta} {{\color{Red}\nu} }^{\color{Violet}\alpha} - {\partial _{{\color{Orange}\mu} {\color{Red}\nu}}} \Gamma _{{\color{WildStrawberry}\beta} {\color{Orange}\mu} }^{\color{Violet}\alpha} + \Gamma _{\sigma {\color{Orange}\mu} }^{\color{Violet}\alpha} \Gamma _{{\color{WildStrawberry}\beta} {\color{Red}\nu} }^\sigma - \Gamma _{\sigma {{\color{Red}\nu}}^{\color{Violet}\alpha} \Gamma _{{\color{WildStrawberry}\beta} {\color{Orange}\mu} }^\sigma }