C++ (Cpp) arf_set_fmpz_2exp Exemples

Exemple #1

Fichier : t-get_interval_fmpz_2exp.c Projet : isuruf/arb

int main()
{
    slong iter;
    flint_rand_t state;

    flint_printf("get_interval_fmpz_2exp....");
    fflush(stdout);
    flint_randinit(state);

    for (iter = 0; iter < 100000; iter++)
    {
        arb_t x;
        arf_t y;
        fmpz_t a, b, exp;

        arb_init(x);
        arf_init(y);
        fmpz_init(a);
        fmpz_init(b);
        fmpz_init(exp);

        arb_randtest(x, state, 200, 10);

        arb_get_interval_fmpz_2exp(a, b, exp, x);

        arf_set_fmpz_2exp(y, a, exp);
        if (!arb_contains_arf(x, y))
        {
            flint_printf("FAIL:\n\n");
            flint_printf("x = "); arb_print(x); flint_printf("\n\n");
            flint_printf("a = "); fmpz_print(a);
            flint_printf(" exp = "); fmpz_print(exp); flint_printf("\n\n");
            abort();
        }

        arf_set_fmpz_2exp(y, b, exp);
        if (!arb_contains_arf(x, y))
        {
            flint_printf("FAIL:\n\n");
            flint_printf("x = "); arb_print(x); flint_printf("\n\n");
            flint_printf("b = "); fmpz_print(b);
            flint_printf(" exp = "); fmpz_print(exp); flint_printf("\n\n");
            abort();
        }

        arb_clear(x);
        arf_clear(y);
        fmpz_clear(a);
        fmpz_clear(b);
        fmpz_clear(exp);
    }

    flint_randclear(state);
    flint_cleanup();
    flint_printf("PASS\n");
    return EXIT_SUCCESS;
}

Exemple #2

Fichier : t-add_fmpz_2exp.c Projet : argriffing/arb

int
arf_add_fmpz_2exp_naive(arf_t z, const arf_t x,
    const fmpz_t y, const fmpz_t e, slong prec, arf_rnd_t rnd)
{
    arf_t t;
    int r;
    arf_init(t);
    arf_set_fmpz_2exp(t, y, e);
    r = arf_add(z, x, t, prec, rnd);
    arf_clear(t);
    return r;
}