38 lines
1.0 KiB
C
38 lines
1.0 KiB
C
#ifndef QEXT_H
|
|
#define QEXT_H
|
|
|
|
#include <gmp.h>
|
|
|
|
struct qext_type {
|
|
int rank;
|
|
const int *integer_coeffs;
|
|
mpq_t *coeffs;
|
|
};
|
|
|
|
struct qext_number_internal {
|
|
struct qext_type *type;
|
|
mpq_t *a;
|
|
};
|
|
|
|
typedef struct qext_number_internal qext_number[1];
|
|
|
|
extern struct qext_type *QT_TRIVIAL;
|
|
extern struct qext_type *QT_SQRT5;
|
|
|
|
struct qext_type *qext_newtype(int rank, const int *coeffs);
|
|
void qext_init(qext_number x, struct qext_type *type);
|
|
void qext_clear(qext_number x);
|
|
void qext_set(qext_number x, qext_number y);
|
|
void qext_set_int(qext_number x, int y);
|
|
void qext_set_q(qext_number x, mpq_t y);
|
|
void qext_add(qext_number result, qext_number x, qext_number y);
|
|
void qext_sub(qext_number result, qext_number x, qext_number y);
|
|
void qext_neg(qext_number result, qext_number x);
|
|
void qext_mul(qext_number out, qext_number x, qext_number y);
|
|
void qext_div(qext_number out, qext_number x, qext_number y);
|
|
int qext_cmp(qext_number x, qext_number y);
|
|
void qext_print(qext_number x);
|
|
void qext_snprint(char *str, size_t len, qext_number x);
|
|
|
|
#endif
|