gfx.h

Go to the documentation of this file.

#ifndef __galoisfx_h
#define __galoisfx_h

#include "gf.h"
namespace SPUC {

class gfx {
public:
    gfx();
    gfx(int qvalue);
    gfx(int qvalue, int indegree);
    gfx(int qvalue, const ivec &invalues);
    gfx(int qvalue, char *invalues);
    gfx(int qvalue, string invalues);
    gfx(const gfx &ingfx);
    int get_size() const;
    int get_degree() const;
    void set_degree(int indegree);
    int get_true_degree() const;
    void set(int qvalue, const char *invalues);
    void set(int qvalue, const string invalues);
    void set(int qvalue, const ivec &invalues);
    void clear();
    gf operator[](int index) const {
                // it_assert0(index<=degree, "gfx::op[], out of range"); 
                return coeffs[index]; }
    gf &operator[](int index) {
                // it_assert0(index<=degree, "gfx::op[], out of range"); 
                return coeffs[index]; }
    void operator=(const gfx &ingfx);
    void operator+=(const gfx &ingfx);
    gfx operator+(const gfx &ingfx) const;
    void operator-=(const gfx &ingfx);
    gfx operator-(const gfx &ingfx) const;
    void operator*=(const gfx &ingfx);
    gfx operator*(const gfx &ingfx) const;
    gf operator()(const gf &ingf);
    friend gfx  operator*(const gf &ingf, const gfx &ingfx);
    friend gfx  operator*( const gfx &ingfx, const gf &ingf);
    friend gfx  operator/(const gfx &ingfx, const gf &ingf);



    friend ostream &operator<<(ostream &os, const gfx &ingfx);

    Array1D<gf> coeffs;
 
 protected:
 private:
    
        int degree, q;
};
gfx divgfx(const gfx &c, const gfx &g);

} // namespace SPUC
#endif // __galois_h

---