polynomial_interpolation/polynominal_interpolation.h

36 lines
736 B
C

#ifndef POLYNOMIAL_INTERPOLATION_H
#define POLYNOMIAL_INTERPOLATION_H
#include <stdio.h>
#include <stdlib.h>
/*
Utils
*/
double fabs(double x);
/*
Business logic
*/
double div_diff(double *y, double *x, unsigned i, unsigned d);
double *div_diff_es(double *x, double *y, unsigned n);
/*
User interface
*/
unsigned insert_n();
void print_newton_poly(double *f, double *x, unsigned n);
void insert_coords(double *x, double *y, unsigned n);
void print_array(double *arr, unsigned n);
void print_poly(double *coef, unsigned n);
/*
Coeficients of simplified polynomial computation
*/
void simplify_polynomial(double *res, double *el_coef, double *x, unsigned n);
void mult_by_root(double *res, double root, unsigned step);
#endif