// Sherman-Morrison-Woodbury kernel 1
// WB2, WB3, SM2 mixing scheme
void SMWB1(double *Slater_inv, unsigned int Dim, unsigned int N_updates,
         double *Updates, unsigned int *Updates_index);

// Sherman-Morrison-Woodbury kernel 2
// WB2, WB3, SM3 mixing scheme
void SMWB2(double *Slater_inv, unsigned int Dim, unsigned int N_updates,
         double *Updates, unsigned int *Updates_index);

// Sherman-Morrison-Woodbury kernel 3
// WB2, WB3, SM4 mixing scheme
void SMWB3(double *Slater_inv, unsigned int Dim, unsigned int N_updates,
         double *Updates, unsigned int *Updates_index);

// Sherman-Morrison-Woodbury kernel 4
// WB2, SM2 mixing scheme
void SMWB4(double *Slater_inv, unsigned int Dim, unsigned int N_updates,
         double *Updates, unsigned int *Updates_index);