double.hpp

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#ifndef DOUBLE_HPP_
#define DOUBLE_HPP_
 
#include <complex>
#include <libff/algebra/fields/bigint.hpp>
 
namespace libff
{
 
class Double
{
public:
    std::complex<double> val;
 
    Double();
 
    Double(double real);
 
    Double(double real, double imag);
 
    Double(std::complex<double> num);
 
    static unsigned add_cnt;
    static unsigned sub_cnt;
    static unsigned mul_cnt;
    static unsigned inv_cnt;
 
    Double operator+(const Double &other) const;
    Double operator-(const Double &other) const;
    Double operator*(const Double &other) const;
    Double operator-() const;
 
    Double &operator+=(const Double &other);
    Double &operator-=(const Double &other);
    Double &operator*=(const Double &other);
 
    bool operator==(const Double &other) const;
    bool operator!=(const Double &other) const;
 
    bool operator<(const Double &other) const;
    bool operator>(const Double &other) const;
 
    Double operator^(const libff::bigint<1> power) const;
    Double operator^(const size_t power) const;
 
    libff::bigint<1> as_bigint() const;
    unsigned long as_ulong() const;
    Double inverse() const;
    Double squared() const;
 
    static Double one();
    static Double zero();
    static Double random_element();
    static Double geometric_generator();
    static Double arithmetic_generator();
 
    static Double multiplicative_generator;
    static Double root_of_unity; // See get_root_of_unity() in field_utils
    static size_t s;
};
} // namespace libff
 
#endif // DOUBLE_HPP_