#include "data_structs.h"

struct fun_info_s slater_e(struct den_info_s den_info);
struct fun_info_s slater_ed(struct den_info_s den_info);
struct fun_info_s no_funct(struct den_info_s den_info);
struct fun_info_s VWN5_e(struct den_info_s den_info);
struct fun_info_s VWN5_ed(struct den_info_s den_info);
struct fun_info_s VWN4_e(struct den_info_s den_info);
struct fun_info_s VWN4_ed(struct den_info_s den_info);
struct fun_info_s Becke88_e(struct den_info_s den_info);
struct fun_info_s Becke88_ed(struct den_info_s den_info);
