int main() { slong iter; flint_rand_t state; flint_printf("evaluate2...."); fflush(stdout); flint_randinit(state); for (iter = 0; iter < 10000; iter++) { acb_poly_t f, g; acb_t x, y1, z1, y2, z2; acb_init(x); acb_init(y1); acb_init(z1); acb_init(y2); acb_init(z2); acb_poly_init(f); acb_poly_init(g); acb_randtest(x, state, 2 + n_randint(state, 1000), 5); acb_poly_randtest(f, state, 2 + n_randint(state, 100), 2 + n_randint(state, 1000), 5); acb_poly_derivative(g, f, 2 + n_randint(state, 1000)); acb_poly_evaluate2(y1, z1, f, x, 2 + n_randint(state, 1000)); acb_poly_evaluate_horner(y2, f, x, 2 + n_randint(state, 1000)); acb_poly_evaluate_horner(z2, g, x, 2 + n_randint(state, 1000)); if (!acb_overlaps(y1, y2) || !acb_overlaps(z1, z2)) { flint_printf("FAIL\n\n"); flint_printf("f = "); acb_poly_printd(f, 15); flint_printf("\n\n"); flint_printf("g = "); acb_poly_printd(g, 15); flint_printf("\n\n"); flint_printf("x = "); acb_printd(x, 15); flint_printf("\n\n"); flint_printf("y1 = "); acb_printd(y1, 15); flint_printf("\n\n"); flint_printf("z1 = "); acb_printd(z1, 15); flint_printf("\n\n"); flint_printf("y2 = "); acb_printd(y2, 15); flint_printf("\n\n"); flint_printf("z2 = "); acb_printd(z2, 15); flint_printf("\n\n"); abort(); } acb_poly_clear(f); acb_poly_clear(g); acb_clear(x); acb_clear(y1); acb_clear(z1); acb_clear(y2); acb_clear(z2); } flint_randclear(state); flint_cleanup(); flint_printf("PASS\n"); return EXIT_SUCCESS; }
int main() { slong iter; flint_rand_t state; flint_printf("li_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; int offset; 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); offset = n_randint(state, 2); 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_li_series(A, S, offset, n1, bits2); acb_hypgeom_li_series(B, S, offset, n2, bits3); acb_poly_set(C, A); acb_poly_truncate(C, n3); acb_poly_truncate(B, n3); /* [li(h(x))]' log(h(x)) = h'(x) */ acb_poly_derivative(T, A, bits2); acb_poly_log_series(U, S, n3, bits2); acb_poly_mullow(T, T, U, FLINT_MAX(0, n3 - 1), bits2); acb_poly_derivative(U, S, bits2); acb_poly_truncate(U, FLINT_MAX(0, n3 - 1)); 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"); abort(); } acb_hypgeom_li_series(S, S, offset, n1, bits2); if (!acb_poly_overlaps(A, S)) { flint_printf("FAIL (aliasing)\n\n"); 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; }
int main() { slong iter; flint_rand_t state; flint_printf("gamma_upper_series...."); fflush(stdout); flint_randinit(state); for (iter = 0; iter < 1000 * arb_test_multiplier(); iter++) { slong m, n1, n2, bits1, bits2, bits3; acb_poly_t S, A, B, C; acb_t s, t, c; int regularized; regularized = n_randint(state, 3); 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); acb_poly_init(S); acb_poly_init(A); acb_poly_init(B); acb_poly_init(C); acb_init(s); acb_init(t); acb_init(c); 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_randtest(s, state, bits1, 3); acb_hypgeom_gamma_upper_series(A, s, S, regularized, n1, bits2); acb_hypgeom_gamma_upper_series(B, s, S, regularized, n2, bits3); acb_poly_set(C, A); acb_poly_truncate(C, FLINT_MIN(n1, n2)); acb_poly_truncate(B, FLINT_MIN(n1, n2)); if (!acb_poly_overlaps(B, C)) { flint_printf("FAIL (consistency)\n\n"); flint_printf("regularized = %d\n\n", regularized); 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("C = "); acb_poly_printd(C, 15); flint_printf("\n\n"); flint_abort(); } /* f(h(x)) = -exp(-h(x)) h(x)^(s-1) */ acb_poly_neg(C, S); acb_poly_exp_series(C, C, n1, bits2); acb_sub_ui(t, s, 1, bits2); acb_poly_pow_acb_series(B, S, t, n1, bits2); acb_poly_mullow(C, C, B, n1, bits2); acb_poly_neg(C, C); if (regularized == 0) { /* integral(f(h(x)) h'(x))' = f(h(x)) h'(x) */ acb_poly_derivative(B, S, bits2); acb_poly_mullow(C, C, B, n1, bits2); acb_poly_truncate(C, n1 - 1); } else if (regularized == 1) { /* (integral(f(h(x)) h'(x)) / c)' = (f(h(x)) h'(x)) / c */ acb_poly_derivative(B, S, bits2); acb_poly_mullow(C, C, B, n1, bits2); acb_gamma(c, s, bits2); acb_poly_scalar_div(C, C, c, bits2); acb_poly_truncate(C, n1 - 1); } else if (regularized == 2) { /* (h(x)^-s integral(f(h(x)) h'(x)))' = * h(x)^-(s+1) (h(x) f(h(x)) - s integral(f(h(x)) h'(x))) h'(x) */ acb_poly_t D; acb_poly_init(D); acb_poly_derivative(B, S, bits2); acb_poly_mullow(D, C, B, n1, bits2); acb_poly_integral(D, D, bits2); acb_poly_scalar_mul(D, D, s, bits2); acb_poly_mullow(C, C, S, n1, bits2); acb_poly_sub(D, C, D, bits2); acb_add_ui(t, s, 1, bits2); acb_neg(t, t); acb_poly_pow_acb_series(B, S, t, n1, bits2); acb_poly_mullow(C, D, B, n1, bits2); acb_poly_derivative(B, S, bits2); acb_poly_mullow(C, C, B, n1, bits2); acb_poly_truncate(C, n1 - 1); acb_poly_clear(D); } acb_poly_derivative(B, A, bits2); if (!acb_poly_overlaps(B, C)) { flint_printf("FAIL (derivative)\n\n"); flint_printf("regularized = %d\n\n", regularized); 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("C = "); acb_poly_printd(C, 15); flint_printf("\n\n"); flint_abort(); } acb_hypgeom_gamma_upper_series(S, s, S, regularized, n1, bits2); if (!acb_poly_overlaps(A, S)) { flint_printf("FAIL (aliasing)\n\n"); flint_printf("regularized = %d\n\n", regularized); 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_abort(); } acb_poly_clear(S); acb_poly_clear(A); acb_poly_clear(B); acb_poly_clear(C); acb_clear(s); acb_clear(t); acb_clear(c); } flint_randclear(state); flint_cleanup(); flint_printf("PASS\n"); return EXIT_SUCCESS; }