text: /*
  gauss inte
  */
  
  #ifndef GAUSS_INTE_H
  #define GAUSS_INTE_H
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
    void gauss_inte_w(int n, double *x, double *w, double eps);
    double gauss_inte_fx(int n, double *x, double a, double b, double *fx);
    double gauss_inte_fv(int n, double *w, double c, double *fv);
    
  #ifdef __cplusplus
  }
  #endif
  
  #endif
  