Pregunta: how to obtain the following expression or solve, in such case find a solutionRij=delΓijsdelxj-delΓijsdelxs+ΓisrΓrjs-ΓijrΓrss

how to obtain the following expression or solve, in such case find a solution

$R_{ij}=\frac{\text{d}\text{e}\text{l}{\Gamma }_{ij}^s}{del{x}^j}-\frac{\text{d}\text{e}\text{l}{\Gamma }_{ij}^s}{del{x}^s}+{\Gamma }_{is}^r{\Gamma }_{rj}^s-{\Gamma }_{ij}^r{\Gamma }_{rs}^s$