int main()
{
slong iter;
flint_rand_t state;
flint_printf("mul_2exp_si....");
fflush(stdout);
flint_randinit(state);
for (iter = 0; iter < 100000 * arb_test_multiplier(); iter++)
{
fmpr_t x, y, z;
mag_t xb, yb;
slong e;
fmpr_init(x);
fmpr_init(y);
fmpr_init(z);
mag_init(xb);
mag_init(yb);
mag_randtest_special(xb, state, 100);
e = z_randtest(state);
mag_get_fmpr(x, xb);
mag_mul_2exp_si(yb, xb, e);
fmpr_mul_2exp_si(y, x, e);
mag_get_fmpr(z, yb);
MAG_CHECK_BITS(yb)
if (!fmpr_equal(z, y))
{
flint_printf("FAIL\n\n");
flint_printf("x = "); fmpr_printd(x, 15); flint_printf("\n\n");
flint_printf("y = "); fmpr_printd(y, 15); flint_printf("\n\n");
flint_printf("z = "); fmpr_printd(z, 15); flint_printf("\n\n");
abort();
}
fmpr_clear(x);
fmpr_clear(y);
fmpr_clear(z);
mag_clear(xb);
mag_clear(yb);
}
flint_randclear(state);
flint_cleanup();
flint_printf("PASS\n");
return EXIT_SUCCESS;
}
int main()
{
slong iter;
flint_rand_t state;
flint_printf("cmp....");
fflush(stdout);
flint_randinit(state);
for (iter = 0; iter < 100000 * arb_test_multiplier(); iter++)
{
fmpr_t x, y;
mag_t xb, yb;
int c1, c2;
fmpr_init(x);
fmpr_init(y);
mag_init(xb);
mag_init(yb);
mag_randtest_special(xb, state, 100);
mag_randtest_special(yb, state, 100);
mag_get_fmpr(x, xb);
mag_get_fmpr(y, yb);
c1 = fmpr_cmp(x, y);
c2 = mag_cmp(xb, yb);
if (c1 != c2)
{
flint_printf("FAIL\n\n");
flint_printf("x = "); fmpr_print(x); flint_printf("\n\n");
flint_printf("y = "); fmpr_print(y); flint_printf("\n\n");
flint_printf("xb = "); mag_print(xb); flint_printf("\n\n");
flint_printf("yb = "); mag_print(yb); flint_printf("\n\n");
abort();
}
fmpr_clear(x);
fmpr_clear(y);
mag_clear(xb);
mag_clear(yb);
}
flint_randclear(state);
flint_cleanup();
flint_printf("PASS\n");
return EXIT_SUCCESS;
}
int main()
{
slong iter;
flint_rand_t state;
flint_printf("set_d....");
fflush(stdout);
flint_randinit(state);
for (iter = 0; iter < 100000 * arb_test_multiplier(); iter++)
{
fmpr_t a, b, c;
mag_t m;
double x;
fmpr_init(a);
fmpr_init(b);
fmpr_init(c);
mag_init(m);
x = d_randtest2(state);
x = ldexp(x, 100 - n_randint(state, 200));
if (n_randint(state, 100) == 0)
x = 0.0;
fmpr_set_d(a, x);
mag_set_d(m, x);
mag_get_fmpr(b, m);
fmpr_set(c, a);
fmpr_mul_ui(c, c, 1025, MAG_BITS, FMPR_RND_UP);
fmpr_mul_2exp_si(c, c, -10);
MAG_CHECK_BITS(m)
if (!(fmpr_cmpabs(a, b) <= 0 && fmpr_cmpabs(b, c) <= 0))
{
flint_printf("FAIL\n\n");
flint_printf("a = "); fmpr_print(a); flint_printf("\n\n");
flint_printf("b = "); fmpr_print(b); flint_printf("\n\n");
flint_printf("c = "); fmpr_print(c); flint_printf("\n\n");
abort();
}
fmpr_clear(a);
fmpr_clear(b);
fmpr_clear(c);
mag_clear(m);
}
flint_randclear(state);
flint_cleanup();
flint_printf("PASS\n");
return EXIT_SUCCESS;
}
int main()
{
slong iter;
flint_rand_t state;
flint_printf("rfac_ui....");
fflush(stdout);
flint_randinit(state);
for (iter = 0; iter < 2000 * arb_test_multiplier(); iter++)
{
fmpr_t x, y;
fmpz_t f;
mag_t xb;
ulong n;
fmpr_init(x);
fmpr_init(y);
fmpz_init(f);
mag_init(xb);
mag_randtest_special(xb, state, 80);
n = n_randtest(state) % 2000;
mag_rfac_ui(xb, n);
fmpz_fac_ui(f, n);
fmpr_one(x);
fmpr_div_fmpz(x, x, f, 2 * MAG_BITS, FMPR_RND_UP);
mag_get_fmpr(y, xb);
MAG_CHECK_BITS(xb)
if (!(fmpr_cmpabs(y, x) >= 0))
{
flint_printf("FAIL\n\n");
flint_printf("n = %wu\n\n", n);
flint_printf("x = "); fmpr_print(x); flint_printf("\n\n");
flint_printf("y = "); fmpr_print(y); flint_printf("\n\n");
abort();
}
fmpr_clear(x);
fmpr_clear(y);
fmpz_clear(f);
mag_clear(xb);
}
flint_randclear(state);
flint_cleanup();
flint_printf("PASS\n");
return EXIT_SUCCESS;
}
int main()
{
slong iter;
flint_rand_t state;
flint_printf("binpow_uiui....");
fflush(stdout);
flint_randinit(state);
for (iter = 0; iter < 10000 * arb_test_multiplier(); iter++)
{
fmpr_t x, y;
mag_t b;
ulong m, n;
fmpr_init(x);
fmpr_init(y);
mag_init(b);
m = n_randtest(state);
n = n_randtest(state);
fmpr_one(x);
fmpr_div_ui(x, x, m, 128, FMPR_RND_UP);
fmpr_add_ui(x, x, 1, 128, FMPR_RND_UP);
fmpr_pow_sloppy_ui(x, x, n, 128, FMPR_RND_UP);
mag_binpow_uiui(b, m, n);
mag_get_fmpr(y, b);
MAG_CHECK_BITS(b)
if (!(fmpr_cmpabs(x, y) <= 0))
{
flint_printf("FAIL\n\n");
flint_printf("m = %wu\n\n", m);
flint_printf("n = %wu\n\n", n);
flint_printf("x = "); fmpr_printd(x, 10); flint_printf("\n\n");
flint_printf("y = "); fmpr_printd(y, 10); flint_printf("\n\n");
flint_abort();
}
fmpr_clear(x);
fmpr_clear(y);
mag_clear(b);
}
flint_randclear(state);
flint_cleanup();
flint_printf("PASS\n");
return EXIT_SUCCESS;
}
void
fmprb_hypgeom_infsum(fmprb_t P, fmprb_t Q, hypgeom_t hyp, long target_prec, long prec)
{
mag_t err, z;
long n;
mag_init(err);
mag_init(z);
mag_set_fmpz(z, hyp->P->coeffs + hyp->P->length - 1);
mag_div_fmpz(z, z, hyp->Q->coeffs + hyp->Q->length - 1);
if (!hyp->have_precomputed)
{
hypgeom_precompute(hyp);
hyp->have_precomputed = 1;
}
n = hypgeom_bound(err, hyp->r, hyp->boundC, hyp->boundD,
hyp->boundK, hyp->MK, z, target_prec);
fmprb_hypgeom_sum(P, Q, hyp, n, prec);
if (fmpr_sgn(fmprb_midref(Q)) < 0)
{
fmprb_neg(P, P);
fmprb_neg(Q, Q);
}
/* We have p/q = s + err i.e. (p + q*err)/q = s */
{
fmpr_t u, v;
fmpr_init(u);
fmpr_init(v);
mag_get_fmpr(v, err);
fmpr_add(u, fmprb_midref(Q), fmprb_radref(Q), FMPRB_RAD_PREC, FMPR_RND_UP);
fmpr_mul(u, u, v, FMPRB_RAD_PREC, FMPR_RND_UP);
fmprb_add_error_fmpr(P, u);
fmpr_clear(u);
fmpr_clear(v);
}
mag_clear(z);
mag_clear(err);
}
slong
hypgeom_root_bound(const mag_t z, int r)
{
if (r == 0)
{
return 0;
}
else
{
fmpr_t t;
slong v;
fmpr_init(t);
mag_get_fmpr(t, z);
fmpr_root(t, t, r, MAG_BITS, FMPR_RND_UP);
fmpr_add_ui(t, t, 1, MAG_BITS, FMPR_RND_UP);
v = fmpr_get_si(t, FMPR_RND_UP);
fmpr_clear(t);
return v;
}
}
