int main()
{
slong iter;
flint_rand_t state;
flint_printf("sinh_cosh_series....");
fflush(stdout);
flint_randinit(state);
for (iter = 0; iter < 1000 * arb_test_multiplier(); iter++)
{
acb_poly_t a, b, c, d, e;
slong n1, n2, prec;
int alg1, alg2;
prec = 2 + n_randint(state, 200);
if (n_randint(state, 40) == 0)
{
n1 = n_randint(state, 300);
n2 = n_randint(state, 300);
}
else
{
n1 = n_randint(state, 30);
n2 = n_randint(state, 30);
}
acb_poly_init(a);
acb_poly_init(b);
acb_poly_init(c);
acb_poly_init(d);
acb_poly_init(e);
acb_poly_randtest(a, state, 20, prec, 3);
acb_poly_randtest(b, state, 20, prec, 10);
acb_poly_randtest(c, state, 20, prec, 10);
acb_poly_randtest(d, state, 20, prec, 10);
acb_poly_randtest(e, state, 20, prec, 10);
alg1 = n_randint(state, 4);
alg2 = n_randint(state, 7);
switch (alg1)
{
case 0:
acb_poly_sinh_cosh_series(b, c, a, n1, prec);
break;
case 1:
acb_poly_sinh_cosh_series_basecase(b, c, a, n1, prec);
break;
case 2:
acb_poly_sinh_cosh_series_exponential(b, c, a, n1, prec);
break;
default:
acb_poly_sinh_series(b, a, n1, prec);
acb_poly_cosh_series(c, a, n1, prec);
break;
}
switch (alg2)
{
case 0:
acb_poly_sinh_cosh_series(d, e, a, n2, prec);
break;
case 1:
acb_poly_sinh_cosh_series_basecase(d, e, a, n2, prec);
break;
case 2:
acb_poly_sinh_cosh_series_exponential(d, e, a, n2, prec);
break;
case 3:
acb_poly_sinh_series(d, a, n2, prec);
acb_poly_cosh_series(e, a, n2, prec);
break;
case 4:
acb_poly_set(d, a);
acb_poly_sinh_cosh_series(d, e, d, n2, prec);
break;
case 5:
acb_poly_set(e, a);
acb_poly_sinh_cosh_series(d, e, e, n2, prec);
break;
default:
acb_poly_set(d, a);
acb_poly_sinh_series(d, d, n2, prec);
acb_poly_set(e, a);
acb_poly_cosh_series(e, e, n2, prec);
break;
}
acb_poly_truncate(b, FLINT_MIN(n1, n2));
acb_poly_truncate(c, FLINT_MIN(n1, n2));
acb_poly_truncate(d, FLINT_MIN(n1, n2));
acb_poly_truncate(e, FLINT_MIN(n1, n2));
if (!acb_poly_overlaps(b, d) || !acb_poly_overlaps(c, e))
{
flint_printf("FAIL\n\n");
flint_printf("alg1 = %d, alg2 = %d, n1 = %wd, n2 = %wd\n\n", alg1, alg2, n1, n2);
flint_printf("a = "); acb_poly_printd(a, 15); flint_printf("\n\n");
flint_printf("b = "); acb_poly_printd(b, 15); flint_printf("\n\n");
flint_printf("c = "); acb_poly_printd(c, 15); flint_printf("\n\n");
flint_printf("d = "); acb_poly_printd(d, 15); flint_printf("\n\n");
flint_printf("d = "); acb_poly_printd(e, 15); flint_printf("\n\n");
abort();
}
acb_poly_clear(a);
acb_poly_clear(b);
acb_poly_clear(c);
acb_poly_clear(d);
acb_poly_clear(e);
}
flint_randclear(state);
flint_cleanup();
flint_printf("PASS\n");
return EXIT_SUCCESS;
}
int main()
{
slong iter;
flint_rand_t state;
flint_printf("shi_series....");
fflush(stdout);
flint_randinit(state);
for (iter = 0; iter < 200 * arb_test_multiplier(); iter++)
{
slong m, n1, n2, n3, bits1, bits2, bits3;
acb_poly_t S, A, B, C, T, U;
bits1 = 2 + n_randint(state, 200);
bits2 = 2 + n_randint(state, 200);
bits3 = 2 + n_randint(state, 200);
m = 1 + n_randint(state, 10);
n1 = 1 + n_randint(state, 10);
n2 = 1 + n_randint(state, 10);
n3 = FLINT_MIN(n1, n2);
acb_poly_init(S);
acb_poly_init(A);
acb_poly_init(B);
acb_poly_init(C);
acb_poly_init(T);
acb_poly_init(U);
acb_poly_randtest(S, state, m, bits1, 3);
acb_poly_randtest(A, state, m, bits1, 3);
acb_poly_randtest(B, state, m, bits1, 3);
acb_hypgeom_shi_series(A, S, n1, bits2);
acb_hypgeom_shi_series(B, S, n2, bits3);
acb_poly_set(C, A);
acb_poly_truncate(C, n3);
acb_poly_truncate(B, n3);
/* [Shi(h(x))]' h(x) = sinh(h(x)) h'(x) */
acb_poly_sinh_series(U, S, n3, bits2);
acb_poly_derivative(T, S, bits2);
acb_poly_mullow(U, U, T, FLINT_MAX(0, n3 - 1), bits2);
acb_poly_derivative(T, A, bits2);
acb_poly_mullow(T, T, S, FLINT_MAX(0, n3 - 1), bits2);
if (!acb_poly_overlaps(B, C) || !acb_poly_overlaps(T, U))
{
flint_printf("FAIL\n\n");
flint_printf("S = "); acb_poly_printd(S, 15); flint_printf("\n\n");
flint_printf("A = "); acb_poly_printd(A, 15); flint_printf("\n\n");
flint_printf("B = "); acb_poly_printd(B, 15); flint_printf("\n\n");
flint_printf("T = "); acb_poly_printd(T, 15); flint_printf("\n\n");
flint_printf("U = "); acb_poly_printd(U, 15); flint_printf("\n\n");
flint_abort();
}
acb_hypgeom_shi_series(S, S, n1, bits2);
if (!acb_poly_overlaps(A, S))
{
flint_printf("FAIL (aliasing)\n\n");
flint_abort();
}
acb_poly_clear(S);
acb_poly_clear(A);
acb_poly_clear(B);
acb_poly_clear(C);
acb_poly_clear(T);
acb_poly_clear(U);
}
flint_randclear(state);
flint_cleanup();
flint_printf("PASS\n");
return EXIT_SUCCESS;
}
