text: #ifndef _DEWIGGLE_H_
  #define _DEWIGGLE_H_
  
  #include <vector>
  #include <string>
  
  std::vector<double> derivative(const std::vector<double> &x, std::vector<double> &y);
  
  std::vector<double> log_derivative(const std::vector<double> &x, std::vector<double> &y);
  
  std::vector<double> dewiggle(const std::vector<double> &k, std::vector<double> &n);
  
  void get_dewiggled_slope(std::string file, std::vector<double> &x, std::vector<double> &y);
  
  #endif
  