// generate a random mpz_mat_t with the given number of rows and columns and number of bits per entry
void mpz_randmat(mpz_mat_t mat, ulong r, ulong c, ulong maxbits)
{
ulong bits;
mpz_t temp;
mpz_init(temp);
long i;
for (i = 0; i < r; i++)
{
long j;
for (j = 0; j < c; j++)
{
#if VARY_BITS
bits = z_randint(maxbits+1);
#else
bits = maxbits;
#endif
if (bits == 0) mpz_set_ui(temp, 0);
else
{
#if SPARSE
if (z_randint(10) == 1) mpz_rrandomb(temp, randstate, bits);
else mpz_set_ui(temp, 0);
#else
mpz_rrandomb(temp, randstate, bits);
#endif
#if SIGNS
if (z_randint(2)) mpz_neg(temp, temp);
#endif
}
mpz_set(mat->entries[i*c+j], temp);
}
}
mpz_clear(temp);
}
void mpz_mat_randintrel(mpz_mat_t mat, ulong r, ulong c, ulong maxbits)
{
ulong bits;
mpz_t temp;
mpz_init(temp);
long i;
for (i = 0; i < r; i++)
{
#if VARY_BITS
bits = z_randint(maxbits+1);
#else
bits = maxbits;
#endif
if (bits == 0) mpz_set_ui(temp, 0);
else
{
mpz_rrandomb(temp, randstate, bits);
#if SIGNS
if (z_randint(2)) mpz_neg(temp, temp);
#endif
}
mpz_set(mat->entries[i*c + c - 1], temp);
long j;
for (j = 0; j < i; j++)
mpz_set_ui(mat->entries[i*c + j], 0);
mpz_set_ui(mat->entries[i*c + i], 1);
for (j = i + 1; j < c - 1; j++)
mpz_set_ui(mat->entries[i*c + j], 0);
}
mpz_clear(temp);
}
int test_heuristic_scalar_product()
{
int result = 1;
ulong count1, count2, i;
double ** mat;
F_mpz_mat_t B;
int expo[50];
for (count1 = 0; count1 < 1000; count1++)
{
ulong rows = z_randint(50) + 1;
ulong cols = z_randint(50) + 2;
F_mpz_mat_init(B, rows, cols);
F_mpz_randmat(B, rows, cols, 900);
mat = d_mat_init(rows, cols);
for (i = 0; i < rows; i++)
expo[i] = _F_mpz_vec_to_d_vec_2exp(mat[i], B->rows[i], cols);
for (count2 = 0; (count2 < 100); count2++)
{
ulong r1 = z_randint(rows);
ulong r2 = z_randint(rows);
double d1 = heuristic_scalar_product(mat[r1], mat[r2], cols,
B, r1, r2, expo[r1] + expo[r2]);
double d2 = heuristic_scalar_product(mat[r1], mat[r1], cols,
B, r1, r1, expo[r1] + expo[r1]);
double d3 = heuristic_scalar_product(mat[r2], mat[r2], cols,
B, r2, r2, expo[r2] + expo[r2]);
_d_vec_add(mat[r2], mat[r1], mat[r2], cols);
_F_mpz_vec_add(B->rows[r2], B->rows[r1], B->rows[r2], cols);
double d4 = heuristic_scalar_product(mat[r2], mat[r2], cols,
B, r2, r2, expo[r2] + expo[r2]);
result = (fabs(d4 - d3 - d2 - 2*d1) < 1.0E-12);
if (!result)
{
printf("count2 = %ld Failed expo[r1] = %d expo[r2] = %d, d1 = %lf, d2 = %lf, d3 = %lf, d4 = %f\n", count2, expo[r1], expo[r2], d1, d2, d3, d4);
}
expo[r2] = _F_mpz_vec_to_d_vec_2exp(mat[r2], B->rows[r2], cols);
}
F_mpz_mat_clear(B);
d_mat_clear(mat);
}
return result;
}
int
main(void)
{
int i, result;
flint_rand_t state;
printf("get_str... ");
fflush(stdout);
flint_randinit(state);
for (i = 0; i < 10000; i++)
{
fmpz_t p;
long N;
padic_ctx_t ctx;
padic_t x;
fmpq_t y;
char *s, *t;
fmpz_init(p);
fmpz_set_ui(p, n_randprime(state, 5, 1));
N = z_randint(state, 50) + 1;
padic_ctx_init(ctx, p, N, PADIC_TERSE);
padic_init(x, ctx);
fmpq_init(y);
padic_randtest(x, state, ctx);
_padic_get_fmpq(y, x, ctx);
s = _padic_get_str(NULL, x, ctx);
t = fmpq_get_str(NULL, 10, y);
result = strcmp(s, t) == 0;
if (!result)
{
printf("FAIL:\n\n");
printf("x = "), _padic_print(x, ctx), printf("\n");
printf("y = "), fmpq_clear(y), printf("\n");
abort();
}
free(s);
free(t);
_padic_clear(x);
fmpq_clear(y);
padic_ctx_clear(ctx);
}
flint_randclear(state);
_fmpz_cleanup();
printf("PASS\n");
return EXIT_SUCCESS;
}
void F_mpz_test_random(F_mpz_t f, ulong bits)
{
if (bits == 0)
{
F_mpz_zero(f);
return;
}
mpz_t temp;
mpz_init(temp);
mpz_rrandomb(temp, randstate, bits);
#if SIGNS
if (z_randint(2)) mpz_neg(temp, temp);
#endif
F_mpz_set_mpz(f, temp);
mpz_clear(temp);
}
void mpz_mat_randajtai(mpz_mat_t mat, ulong r, ulong c, double alpha)
{
ulong i, j, d, bits;
mpz_t tmp;
r = mat->r;
c = mat->c;
d = r;
if (c != r)
{
printf("Exception: mpz_mat_ajtai called on an ill-formed matrix\n");
abort();
}
mpz_init(tmp);
for (i = 0; i < d; i++)
{
bits = (ulong) pow((double) (2*d - i), alpha);
mpz_rrandomb(mat->entries[i*c + i], randstate, bits);
mpz_add_ui(mat->entries[i*c + i], mat->entries[i*c + i], 2);
mpz_fdiv_q_2exp(mat->entries[i*c + i], mat->entries[i*c + i], 1);
for (j = i + 1; j < d; j++)
{
mpz_rrandomb(mat->entries[j*c + i], randstate, bits);
if (z_randint(2))
mpz_neg(mat->entries[j*c + i], mat->entries[j*c + i]);
mpz_set_ui(mat->entries[i*c + j], 0L);
}
}
mpz_clear(tmp);
}
void compute_A(QS_t * qs_inf, poly_t * poly_inf)
{
unsigned long min = poly_inf->min;
unsigned long span = poly_inf->span;
unsigned long s = poly_inf->s;
unsigned long * A_ind = poly_inf->A_ind;
unsigned long * A = poly_inf->A;
unsigned long * target_A = poly_inf->target_A;
unsigned long * current_A = (unsigned long *) flint_stack_alloc(qs_inf->prec+1);
unsigned long * diff = (unsigned long *) flint_stack_alloc(qs_inf->prec+1);
unsigned long * best_diff = (unsigned long *) flint_stack_alloc(qs_inf->prec+1);
prime_t * factor_base = qs_inf->factor_base;
unsigned long factor, p;
unsigned long best1, best2, best3;
unsigned long odds = s - 3;
mp_limb_t msl;
int taken;
long i, j, k;
A[0] = 1;
A[1] = 1;
for (i = 0; i < odds; i++) // Randomly choose the first s-3 prime factors of A with odd indices
{
do
{
taken = 0;
A_ind[i] = ((z_randint(span) + min) | 1);
if (A_ind[i] == min + span) A_ind[i] -= 2;
for (j = 0; j < i; j++)
{
if (A_ind[i] == A_ind[j]) taken = 1;
}
} while (taken);
msl = mpn_mul_1(A+1, A+1, A[0], factor_base[A_ind[i]].p);
if (msl) // Compute the product of these s-3 primes
{
A[A[0]+1] = msl;
A[0]++;
}
}
for (k = 0; k < 30; k++) // Now try 8 different sets of even index primes as the remaining factors
{
F_mpn_copy(current_A, A, A[0] + 1);
for (i = 0; i < 3; i++) // Randomly choose the last 3 prime factors of A with even indices
{
do
{
taken = 0;
A_ind[s-3+i] = ((z_randint(span) + min) & -2L);
if (A_ind[s-3+i] < min) A_ind[s-3+i] += 2;
for (j = 0; j < i; j++)
{
if (A_ind[s-3+i] == A_ind[s-3+j]) taken = 1;
}
} while (taken);
msl = mpn_mul_1(current_A+1, current_A+1, current_A[0], factor_base[A_ind[s-3+i]].p);
if (msl) // Compute the product of these s-3 primes and the odd indexed primes
{
current_A[current_A[0]+1] = msl;
current_A[0]++;
}
}
if (k == 0) // Just store the first difference as the best one
{
if (target_A[0] >= current_A[0]) // Compute the difference with the target A
{
msl = mpn_sub(best_diff+1, target_A+1, target_A[0], current_A+1, current_A[0]);
best_diff[0] = target_A[0];
}
else
{
msl = mpn_sub(best_diff+1, current_A+1, current_A[0], target_A+1, target_A[0]);
best_diff[0] = current_A[0];
}
if (msl) F_mpn_negate(best_diff+1, best_diff+1, best_diff[0]);
while ((!best_diff[best_diff[0]]) && (best_diff[0])) best_diff[0]--; // Normalise best_diff
best1 = A_ind[s-3];
best2 = A_ind[s-2];
best3 = A_ind[s-1];
continue;
}
if (target_A[0] >= current_A[0]) // Compute the difference with the target A
{
msl = mpn_sub(diff+1, target_A+1, target_A[0], current_A+1, current_A[0]);
diff[0] = target_A[0];
}
else
{
msl = mpn_sub(diff+1, current_A+1, current_A[0], target_A+1, target_A[0]);
diff[0] = current_A[0];
}
if (msl) F_mpn_negate(diff+1, diff+1, diff[0]);
while ((!diff[diff[0]]) && (diff[0])) diff[0]--; // Normalise diff
if ((diff[0] < best_diff[0]) || ((diff[0] == best_diff[0]) && (mpn_cmp(diff+1, best_diff+1, diff[0]) < 0))) // The new diff is better
{
F_mpn_copy(best_diff, diff, diff[0]+1);
best1 = A_ind[s-3];
best2 = A_ind[s-2];
best3 = A_ind[s-1];
}
}
A_ind[s-3] = best1; // Multiply A by the product of these 3 primes and store their indices
A_ind[s-2] = best2;
A_ind[s-1] = best3;
for (i = 0; i < 3; i++)
{
msl = mpn_mul_1(A+1, A+1, A[0], factor_base[A_ind[s+i-3]].p);
if (msl)
{
A[A[0]+1] = msl;
A[0]++;
}
}
#if POLY_A
mpz_t A_disp, targ_A;
mpz_init(A_disp);
mpz_init(targ_A);
fmpz_to_mpz(A_disp, A);
fmpz_to_mpz(targ_A, target_A);
gmp_printf("A = %Zd, target A = %Zd\n", A_disp, targ_A);
mpz_clear(A_disp);
mpz_clear(targ_A);
#endif
/*for (i = 0; i < s; i++)
{
p = factor_base[A_ind[i]].p;
poly_inf->inv_p2[i] = z_precompute_inverse(p*p);
} */
fmpz_to_mpz(poly_inf->A_mpz, A);
flint_stack_release(); // release current_A
flint_stack_release(); // release diff
flint_stack_release(); // release best_diff
}
int main(void)
{
int i, result;
flint_rand_t state;
printf("sqrt... ");
fflush(stdout);
flint_randinit(state);
/* PRIME p = 2 ***************************************************************/
/* Check aliasing: a = sqrt(a) */
for (i = 0; i < 10000; i++)
{
fmpz_t p;
long N;
padic_ctx_t ctx;
int ans1, ans2;
padic_t a, d;
fmpz_init(p);
fmpz_set_ui(p, 2);
N = z_randint(state, 100);
padic_ctx_init(ctx, p, N, PADIC_SERIES);
padic_init(a, ctx);
padic_init(d, ctx);
padic_randtest(a, state, ctx);
ans1 = padic_sqrt(d, a, ctx);
ans2 = padic_sqrt(a, a, ctx);
result = ((ans1 == ans2) && (!ans1 || padic_equal(a, d, ctx)));
if (!result)
{
printf("FAIL (aliasing):\n\n");
printf("p = "), fmpz_print(p), printf("\n");
printf("a = "), _padic_print(a, ctx), printf("\n");
printf("d = "), _padic_print(d, ctx), printf("\n");
abort();
}
padic_clear(a, ctx);
padic_clear(d, ctx);
fmpz_clear(p);
padic_ctx_clear(ctx);
}
/* Test random elements */
for (i = 0; i < 10000; i++)
{
fmpz_t p;
long N;
padic_ctx_t ctx;
int ans;
padic_t a, b, d;
fmpz_init(p);
fmpz_set_ui(p, 2);
N = z_randint(state, 100);
padic_ctx_init(ctx, p, N, PADIC_SERIES);
padic_init(a, ctx);
padic_init(b, ctx);
padic_init(d, ctx);
padic_randtest(a, state, ctx);
ans = padic_sqrt(b, a, ctx);
padic_mul(d, b, b, ctx);
if (ans && padic_val(a) < 0)
{
padic_ctx_t ctx2;
padic_t a2, d2;
padic_ctx_init(ctx2, p, N + padic_val(a), PADIC_SERIES);
padic_init(a2, ctx2);
padic_init(d2, ctx2);
padic_set(a2, a, ctx2);
padic_set(d2, d, ctx2);
padic_reduce(a2, ctx2);
padic_reduce(d2, ctx2);
result = (padic_equal(a2, d2, ctx2));
if (!result)
{
printf("FAIL (random elements):\n\n");
printf("a = "), padic_print(a, ctx), printf("\n");
printf("b = "), padic_print(b, ctx), printf("\n");
printf("d = "), padic_print(d, ctx), printf("\n");
printf("a2 = "), padic_print(a2, ctx2), printf("\n");
printf("d2 = "), padic_print(d2, ctx2), printf("\n");
printf("p = "), fmpz_print(p), printf("\n");
printf("ans = %d\n", ans);
abort();
}
padic_clear(a2, ctx2);
padic_clear(d2, ctx2);
padic_ctx_clear(ctx2);
}
else
{
result = (!ans || padic_equal(a, d, ctx));
if (!result)
{
printf("FAIL (random elements):\n\n");
printf("a = "), padic_print(a, ctx), printf("\n");
printf("b = "), padic_print(b, ctx), printf("\n");
printf("d = "), padic_print(d, ctx), printf("\n");
printf("p = "), fmpz_print(p), printf("\n");
printf("ans = %d\n", ans);
abort();
}
}
padic_clear(a, ctx);
padic_clear(b, ctx);
padic_clear(d, ctx);
fmpz_clear(p);
padic_ctx_clear(ctx);
}
/* Test random squares */
for (i = 0; i < 10000; i++)
{
fmpz_t p;
long N;
padic_ctx_t ctx;
int ans;
padic_t a, b, c, d;
fmpz_init(p);
fmpz_set_ui(p, 2);
N = z_randint(state, 100);
padic_ctx_init(ctx, p, N, PADIC_SERIES);
padic_init(a, ctx);
padic_init(b, ctx);
padic_init(c, ctx);
padic_init(d, ctx);
padic_randtest(b, state, ctx);
padic_mul(a, b, b, ctx);
ans = padic_sqrt(c, a, ctx);
padic_mul(d, c, c, ctx);
if (ans && padic_val(a) < 0)
{
padic_ctx_t ctx2;
padic_t a2, d2;
padic_ctx_init(ctx2, p, N + padic_val(a), PADIC_SERIES);
padic_init(a2, ctx2);
padic_init(d2, ctx2);
padic_set(a2, a, ctx2);
padic_set(d2, d, ctx2);
padic_reduce(a2, ctx2);
padic_reduce(d2, ctx2);
result = (padic_equal(a2, d2, ctx2));
if (!result)
{
printf("FAIL (random elements):\n\n");
printf("a = "), padic_print(a, ctx), printf("\n");
printf("b = "), padic_print(b, ctx), printf("\n");
printf("c = "), padic_print(c, ctx), printf("\n");
printf("d = "), padic_print(d, ctx), printf("\n");
printf("a2 = "), padic_print(a2, ctx2), printf("\n");
printf("d2 = "), padic_print(d2, ctx2), printf("\n");
printf("p = "), fmpz_print(p), printf("\n");
printf("ans = %d\n", ans);
abort();
}
padic_clear(a2, ctx2);
padic_clear(d2, ctx2);
padic_ctx_clear(ctx2);
}
else
{
result = (ans && padic_equal(a, d, ctx));
if (!result)
{
printf("FAIL (random squares):\n\n");
printf("a = "), padic_print(a, ctx), printf("\n");
printf("b = "), padic_print(b, ctx), printf("\n");
printf("c = "), padic_print(c, ctx), printf("\n");
printf("d = "), padic_print(d, ctx), printf("\n");
printf("p = "), fmpz_print(p), printf("\n");
printf("ans = %d\n", ans);
abort();
}
}
padic_clear(a, ctx);
padic_clear(b, ctx);
padic_clear(c, ctx);
padic_clear(d, ctx);
fmpz_clear(p);
padic_ctx_clear(ctx);
}
/* PRIME p > 2 ***************************************************************/
/* Check aliasing: a = sqrt(a) */
for (i = 0; i < 10000; i++)
{
fmpz_t p;
long N;
padic_ctx_t ctx;
int ans1, ans2;
padic_t a, d;
fmpz_init(p);
fmpz_set_ui(p, n_randprime(state, 5, 1));
N = z_randint(state, 100);
padic_ctx_init(ctx, p, N, PADIC_SERIES);
padic_init(a, ctx);
padic_init(d, ctx);
padic_randtest(a, state, ctx);
ans1 = padic_sqrt(d, a, ctx);
ans2 = padic_sqrt(a, a, ctx);
result = ((ans1 == ans2) && (!ans1 || padic_equal(a, d, ctx)));
if (!result)
{
printf("FAIL (aliasing):\n\n");
printf("a = "), _padic_print(a, ctx), printf("\n");
printf("d = "), _padic_print(d, ctx), printf("\n");
abort();
}
padic_clear(a, ctx);
padic_clear(d, ctx);
fmpz_clear(p);
padic_ctx_clear(ctx);
}
/* Test random elements */
for (i = 0; i < 10000; i++)
{
fmpz_t p;
long N;
padic_ctx_t ctx;
int ans;
padic_t a, b, d;
fmpz_init(p);
fmpz_set_ui(p, n_randprime(state, 5, 1));
N = z_randint(state, 100);
padic_ctx_init(ctx, p, N, PADIC_SERIES);
padic_init(a, ctx);
padic_init(b, ctx);
padic_init(d, ctx);
padic_randtest(a, state, ctx);
ans = padic_sqrt(b, a, ctx);
padic_mul(d, b, b, ctx);
if (ans && padic_val(a) < 0)
{
padic_ctx_t ctx2;
padic_t a2, d2;
padic_ctx_init(ctx2, p, N + padic_val(a), PADIC_SERIES);
padic_init(a2, ctx2);
padic_init(d2, ctx2);
padic_set(a2, a, ctx2);
padic_set(d2, d, ctx2);
padic_reduce(a2, ctx2);
padic_reduce(d2, ctx2);
result = (padic_equal(a2, d2, ctx2));
if (!result)
{
printf("FAIL (random elements):\n\n");
printf("a = "), padic_print(a, ctx), printf("\n");
printf("b = "), padic_print(b, ctx), printf("\n");
printf("d = "), padic_print(d, ctx), printf("\n");
printf("a2 = "), padic_print(a2, ctx2), printf("\n");
printf("d2 = "), padic_print(d2, ctx2), printf("\n");
printf("p = "), fmpz_print(p), printf("\n");
printf("ans = %d\n", ans);
abort();
}
padic_clear(a2, ctx2);
padic_clear(d2, ctx2);
padic_ctx_clear(ctx2);
}
else
{
result = (!ans || padic_equal(a, d, ctx));
if (!result)
{
printf("FAIL (random elements):\n\n");
printf("a = "), padic_print(a, ctx), printf("\n");
printf("b = "), padic_print(b, ctx), printf("\n");
printf("d = "), padic_print(d, ctx), printf("\n");
printf("p = "), fmpz_print(p), printf("\n");
printf("ans = %d\n", ans);
abort();
}
}
padic_clear(a, ctx);
padic_clear(b, ctx);
padic_clear(d, ctx);
fmpz_clear(p);
padic_ctx_clear(ctx);
}
/* Test random squares */
for (i = 0; i < 10000; i++)
{
fmpz_t p;
long N;
padic_ctx_t ctx;
int ans;
padic_t a, b, c, d;
fmpz_init(p);
fmpz_set_ui(p, n_randprime(state, 5, 1));
N = z_randint(state, 100);
padic_ctx_init(ctx, p, N, PADIC_SERIES);
padic_init(a, ctx);
padic_init(b, ctx);
padic_init(c, ctx);
padic_init(d, ctx);
padic_randtest(b, state, ctx);
padic_mul(a, b, b, ctx);
ans = padic_sqrt(c, a, ctx);
padic_mul(d, c, c, ctx);
if (ans && padic_val(a) < 0)
{
padic_ctx_t ctx2;
padic_t a2, d2;
padic_ctx_init(ctx2, p, N + padic_val(a), PADIC_SERIES);
padic_init(a2, ctx2);
padic_init(d2, ctx2);
padic_set(a2, a, ctx2);
padic_set(d2, d, ctx2);
padic_reduce(a2, ctx2);
padic_reduce(d2, ctx2);
result = (padic_equal(a2, d2, ctx2));
if (!result)
{
printf("FAIL (random elements):\n\n");
printf("a = "), padic_print(a, ctx), printf("\n");
printf("b = "), padic_print(b, ctx), printf("\n");
printf("c = "), padic_print(c, ctx), printf("\n");
printf("d = "), padic_print(d, ctx), printf("\n");
printf("a2 = "), padic_print(a2, ctx2), printf("\n");
printf("d2 = "), padic_print(d2, ctx2), printf("\n");
printf("p = "), fmpz_print(p), printf("\n");
printf("ans = %d\n", ans);
abort();
}
padic_clear(a2, ctx2);
padic_clear(d2, ctx2);
padic_ctx_clear(ctx2);
}
else
{
result = (ans && padic_equal(a, d, ctx));
if (!result)
{
printf("FAIL (random squares):\n\n");
printf("a = "), padic_print(a, ctx), printf("\n");
printf("b = "), padic_print(b, ctx), printf("\n");
printf("c = "), padic_print(c, ctx), printf("\n");
printf("d = "), padic_print(d, ctx), printf("\n");
printf("p = "), fmpz_print(p), printf("\n");
printf("ans = %d\n", ans);
abort();
}
}
padic_clear(a, ctx);
padic_clear(b, ctx);
padic_clear(c, ctx);
padic_clear(d, ctx);
fmpz_clear(p);
padic_ctx_clear(ctx);
}
flint_randclear(state);
_fmpz_cleanup();
printf("PASS\n");
return EXIT_SUCCESS;
}
int
main(void)
{
int i, result;
FLINT_TEST_INIT(state);
flint_printf("mul... ");
fflush(stdout);
/* Check aliasing: a = a * b */
for (i = 0; i < 2000; i++)
{
fmpz_t p;
slong d, N;
qadic_ctx_t ctx;
qadic_t a, b, c;
fmpz_init_set_ui(p, n_randprime(state, 2 + n_randint(state, 3), 1));
d = n_randint(state, 10) + 1;
N = z_randint(state, 50) + 1;
qadic_ctx_init_conway(ctx, p, d, FLINT_MAX(0,N-10), FLINT_MAX(0,N+10), "a", PADIC_SERIES);
qadic_init2(a, N);
qadic_init2(b, N);
qadic_init2(c, N);
qadic_randtest(a, state, ctx);
qadic_randtest(b, state, ctx);
qadic_mul(c, a, b, ctx);
qadic_mul(a, a, b, ctx);
result = (qadic_equal(a, c));
if (!result)
{
flint_printf("FAIL:\n\n");
flint_printf("a = "), qadic_print_pretty(a, ctx), flint_printf("\n");
flint_printf("b = "), qadic_print_pretty(b, ctx), flint_printf("\n");
flint_printf("c = "), qadic_print_pretty(c, ctx), flint_printf("\n");
abort();
}
qadic_clear(a);
qadic_clear(b);
qadic_clear(c);
fmpz_clear(p);
qadic_ctx_clear(ctx);
}
/* Check aliasing: b = a * b */
for (i = 0; i < 2000; i++)
{
fmpz_t p;
slong d, N;
qadic_ctx_t ctx;
qadic_t a, b, c;
fmpz_init_set_ui(p, n_randprime(state, 2 + n_randint(state, 3), 1));
d = n_randint(state, 10) + 1;
N = z_randint(state, 50) + 1;
qadic_ctx_init_conway(ctx, p, d, FLINT_MAX(0, N-10), FLINT_MAX(0, N+10), "a", PADIC_SERIES);
qadic_init2(a, N);
qadic_init2(b, N);
qadic_init2(c, N);
qadic_randtest(a, state, ctx);
qadic_randtest(b, state, ctx);
qadic_mul(c, a, b, ctx);
qadic_mul(b, a, b, ctx);
result = (qadic_equal(b, c));
if (!result)
{
flint_printf("FAIL:\n\n");
flint_printf("a = "), qadic_print_pretty(a, ctx), flint_printf("\n");
flint_printf("b = "), qadic_print_pretty(b, ctx), flint_printf("\n");
flint_printf("c = "), qadic_print_pretty(c, ctx), flint_printf("\n");
abort();
}
qadic_clear(a);
qadic_clear(b);
qadic_clear(c);
fmpz_clear(p);
qadic_ctx_clear(ctx);
}
/* Check aliasing: a = a + a */
for (i = 0; i < 2000; i++)
{
fmpz_t p;
slong d, N;
qadic_ctx_t ctx;
qadic_t a, c;
fmpz_init_set_ui(p, n_randprime(state, 2 + n_randint(state, 3), 1));
d = n_randint(state, 10) + 1;
N = z_randint(state, 50) + 1;
qadic_ctx_init_conway(ctx, p, d, FLINT_MAX(0,N-10), FLINT_MAX(0,N+10), "a", PADIC_SERIES);
qadic_init2(a, N);
qadic_init2(c, N);
qadic_randtest(a, state, ctx);
qadic_add(c, a, a, ctx);
qadic_add(a, a, a, ctx);
result = (qadic_equal(a, c));
if (!result)
{
flint_printf("FAIL:\n\n");
flint_printf("a = "), qadic_print_pretty(a, ctx), flint_printf("\n");
flint_printf("c = "), qadic_print_pretty(c, ctx), flint_printf("\n");
abort();
}
qadic_clear(a);
qadic_clear(c);
fmpz_clear(p);
qadic_ctx_clear(ctx);
}
/* Check that a * b == b * a */
for (i = 0; i < 2000; i++)
{
fmpz_t p;
slong d, N;
qadic_ctx_t ctx;
qadic_t a, b, c1, c2;
fmpz_init_set_ui(p, n_randprime(state, 2 + n_randint(state, 3), 1));
d = n_randint(state, 10) + 1;
N = z_randint(state, 50) + 1;
qadic_ctx_init_conway(ctx, p, d, FLINT_MAX(0,N-10), FLINT_MAX(0,N+10), "a", PADIC_SERIES);
qadic_init2(a, N);
qadic_init2(b, N);
qadic_init2(c1, N);
qadic_init2(c2, N);
qadic_randtest(a, state, ctx);
qadic_randtest(b, state, ctx);
qadic_mul(c1, a, b, ctx);
qadic_mul(c2, b, a, ctx);
result = (qadic_equal(c1, c2));
if (!result)
{
flint_printf("FAIL:\n\n");
flint_printf("a = "), qadic_print_pretty(a, ctx), flint_printf("\n");
flint_printf("b = "), qadic_print_pretty(b, ctx), flint_printf("\n");
flint_printf("c1 = "), qadic_print_pretty(c1, ctx), flint_printf("\n");
flint_printf("c2 = "), qadic_print_pretty(c2, ctx), flint_printf("\n");
abort();
}
qadic_clear(a);
qadic_clear(b);
qadic_clear(c1);
qadic_clear(c2);
fmpz_clear(p);
qadic_ctx_clear(ctx);
}
/* Check that (a * b) * c == a * (b * c) for integral values */
for (i = 0; i < 2000; i++)
{
fmpz_t p;
slong d, N;
qadic_ctx_t ctx;
qadic_t a, b, c, lhs, rhs;
fmpz_init_set_ui(p, n_randprime(state, 2 + n_randint(state, 3), 1));
d = n_randint(state, 10) + 1;
N = n_randint(state, 50) + 1;
qadic_ctx_init_conway(ctx, p, d, FLINT_MAX(0,N-10), FLINT_MAX(0,N+10), "a", PADIC_SERIES);
qadic_init2(a, N);
qadic_init2(b, N);
qadic_init2(c, N);
qadic_init2(lhs, N);
qadic_init2(rhs, N);
qadic_randtest_int(a, state, ctx);
qadic_randtest_int(b, state, ctx);
qadic_randtest_int(c, state, ctx);
qadic_mul(lhs, a, b, ctx);
qadic_mul(lhs, lhs, c, ctx);
qadic_mul(rhs, b, c, ctx);
qadic_mul(rhs, a, rhs, ctx);
result = (qadic_equal(lhs, rhs));
if (!result)
{
flint_printf("FAIL:\n\n");
flint_printf("a = "), qadic_print_pretty(a, ctx), flint_printf("\n");
flint_printf("b = "), qadic_print_pretty(b, ctx), flint_printf("\n");
flint_printf("c = "), qadic_print_pretty(c, ctx), flint_printf("\n");
flint_printf("lhs = "), qadic_print_pretty(lhs, ctx), flint_printf("\n");
flint_printf("rhs = "), qadic_print_pretty(rhs, ctx), flint_printf("\n");
abort();
}
qadic_clear(a);
qadic_clear(b);
qadic_clear(c);
qadic_clear(lhs);
qadic_clear(rhs);
fmpz_clear(p);
qadic_ctx_clear(ctx);
}
FLINT_TEST_CLEANUP(state);
flint_printf("PASS\n");
return EXIT_SUCCESS;
}
int
main(void)
{
int i, result;
flint_rand_t state;
printf("mul... ");
fflush(stdout);
flint_randinit(state);
/* Check aliasing: a = a * b (mod p^N) */
for (i = 0; i < 10000; i++)
{
fmpz_t p;
long N;
padic_ctx_t ctx;
padic_t a, b, d;
fmpz_init(p);
fmpz_set_ui(p, n_randprime(state, 5, 1));
N = z_randint(state, 50);
padic_ctx_init(ctx, p, N, PADIC_SERIES);
padic_init(a, ctx);
padic_init(b, ctx);
padic_init(d, ctx);
padic_randtest(a, state, ctx);
padic_randtest(b, state, ctx);
padic_mul(d, a, b, ctx);
padic_mul(a, a, b, ctx);
result = (padic_equal(a, d, ctx));
if (!result)
{
printf("FAIL:\n\n");
printf("a = "), _padic_print(a, ctx), printf("\n");
printf("b = "), _padic_print(b, ctx), printf("\n");
printf("d = "), _padic_print(d, ctx), printf("\n");
abort();
}
padic_clear(a, ctx);
padic_clear(b, ctx);
padic_clear(d, ctx);
fmpz_clear(p);
padic_ctx_clear(ctx);
}
/* Check aliasing: b = a * b (mod p^N) */
for (i = 0; i < 10000; i++)
{
fmpz_t p;
long N;
padic_ctx_t ctx;
padic_t a, b, d;
fmpz_init(p);
fmpz_set_ui(p, n_randprime(state, 5, 1));
N = z_randint(state, 50);
padic_ctx_init(ctx, p, N, PADIC_SERIES);
padic_init(a, ctx);
padic_init(b, ctx);
padic_init(d, ctx);
padic_randtest(a, state, ctx);
padic_randtest(b, state, ctx);
padic_mul(d, a, b, ctx);
padic_mul(b, a, b, ctx);
result = (padic_equal(b, d, ctx));
if (!result)
{
printf("FAIL:\n\n");
printf("a = "), _padic_print(a, ctx), printf("\n");
printf("b = "), _padic_print(b, ctx), printf("\n");
printf("d = "), _padic_print(d, ctx), printf("\n");
abort();
}
padic_clear(a, ctx);
padic_clear(b, ctx);
padic_clear(d, ctx);
fmpz_clear(p);
padic_ctx_clear(ctx);
}
/* Check aliasing: a = a * a (mod p^N) */
for (i = 0; i < 10000; i++)
{
fmpz_t p;
long N;
padic_ctx_t ctx;
padic_t a, d;
fmpz_init(p);
fmpz_set_ui(p, n_randprime(state, 5, 1));
N = z_randint(state, 50);
padic_ctx_init(ctx, p, N, PADIC_SERIES);
padic_init(a, ctx);
padic_init(d, ctx);
padic_randtest(a, state, ctx);
padic_mul(d, a, a, ctx);
padic_mul(a, a, a, ctx);
result = (padic_equal(a, d, ctx));
if (!result)
{
printf("FAIL:\n\n");
printf("a = "), _padic_print(a, ctx), printf("\n");
printf("d = "), _padic_print(d, ctx), printf("\n");
abort();
}
padic_clear(a, ctx);
padic_clear(d, ctx);
fmpz_clear(p);
padic_ctx_clear(ctx);
}
/* Check that a * b == b * a (mod p^N) */
for (i = 0; i < 10000; i++)
{
fmpz_t p;
long N;
padic_ctx_t ctx;
padic_t a, b, c, d;
fmpz_init(p);
fmpz_set_ui(p, n_randprime(state, 5, 1));
N = z_randint(state, 50);
padic_ctx_init(ctx, p, N, PADIC_SERIES);
padic_init(a, ctx);
padic_init(b, ctx);
padic_init(c, ctx);
padic_init(d, ctx);
padic_randtest(a, state, ctx);
padic_randtest(b, state, ctx);
padic_mul(c, a, b, ctx);
padic_mul(d, b, a, ctx);
result = (padic_equal(c, d, ctx));
if (!result)
{
printf("FAIL:\n\n");
printf("a = "), _padic_print(a, ctx), printf("\n");
printf("b = "), _padic_print(b, ctx), printf("\n");
printf("c = "), _padic_print(c, ctx), printf("\n");
printf("d = "), _padic_print(d, ctx), printf("\n");
abort();
}
padic_clear(a, ctx);
padic_clear(b, ctx);
padic_clear(c, ctx);
padic_clear(d, ctx);
fmpz_clear(p);
padic_ctx_clear(ctx);
}
/* Check that (a * b) * c == a * (b * c), correct only mod p^{N-v} */
for (i = 0; i < 10000; i++)
{
fmpz_t p;
long N;
padic_ctx_t ctx;
padic_t a, b, c, d, e;
long v;
fmpz_init(p);
fmpz_set_ui(p, n_randprime(state, 5, 1));
N = z_randint(state, 50);
padic_ctx_init(ctx, p, N, PADIC_SERIES);
padic_init(a, ctx);
padic_init(b, ctx);
padic_init(c, ctx);
padic_init(d, ctx);
padic_init(e, ctx);
padic_randtest(a, state, ctx);
padic_randtest(b, state, ctx);
padic_randtest(c, state, ctx);
v = FLINT_MIN(padic_val(a), padic_val(b));
v = FLINT_MIN(v, padic_val(c));
v = FLINT_MIN(v, 0);
if ((v >= 0) || (-v < N)) /* Otherwise, no precision left */
{
padic_ctx_t ctx2;
padic_ctx_init(ctx2, p, (v >= 0) ? N : N + v, PADIC_SERIES);
padic_mul(d, a, b, ctx);
padic_mul(d, d, c, ctx);
padic_mul(e, b, c, ctx);
padic_mul(e, a, e, ctx);
padic_reduce(d, ctx2);
padic_reduce(e, ctx2);
result = (padic_equal(d, e, ctx2));
if (!result)
{
printf("FAIL:\n\n");
printf("a = "), _padic_print(a, ctx), printf("\n");
printf("b = "), _padic_print(b, ctx), printf("\n");
printf("c = "), _padic_print(c, ctx), printf("\n");
printf("d = "), _padic_print(d, ctx2), printf("\n");
printf("e = "), _padic_print(e, ctx2), printf("\n");
abort();
}
padic_ctx_clear(ctx2);
}
padic_clear(a, ctx);
padic_clear(b, ctx);
padic_clear(c, ctx);
padic_clear(d, ctx);
padic_clear(e, ctx);
fmpz_clear(p);
padic_ctx_clear(ctx);
}
/* Check that a * 1 == a */
for (i = 0; i < 10000; i++)
{
fmpz_t p;
long N;
padic_ctx_t ctx;
padic_t a, b;
fmpz_init(p);
fmpz_set_ui(p, n_randprime(state, 5, 1));
N = z_randint(state, 50);
padic_ctx_init(ctx, p, N, PADIC_SERIES);
padic_init(a, ctx);
padic_init(b, ctx);
padic_randtest(a, state, ctx);
_padic_one(b);
padic_mul(b, a, b, ctx);
result = (padic_equal(a, b, ctx));
if (!result)
{
printf("FAIL:\n\n");
printf("a = "), _padic_print(a, ctx), printf("\n");
printf("b = "), _padic_print(b, ctx), printf("\n");
abort();
}
padic_clear(a, ctx);
padic_clear(b, ctx);
fmpz_clear(p);
padic_ctx_clear(ctx);
}
flint_randclear(state);
_fmpz_cleanup();
printf("PASS\n");
return EXIT_SUCCESS;
}
int main(void)
{
int i;
flint_rand_t state;
printf("init_set_readonly....");
fflush(stdout);
flint_randinit(state);
/* Create some small fmpz integers, clear the mpz_t */
for (i = 0; i < 100000; i++)
{
fmpz_t f;
mpz_t z;
*f = z_randint(state, COEFF_MAX + 1);
mpz_init(z);
fmpz_get_mpz(z, f);
{
fmpz_t g;
fmpz_init_set_readonly(g, z);
fmpz_clear_readonly(g);
}
mpz_clear(z);
}
/* Create some small fmpz integers, do *not* clear the mpz_t */
for (i = 0; i < 100000; i++)
{
fmpz_t f;
mpz_t z;
*f = z_randint(state, COEFF_MAX + 1);
mpz_init(z);
fmpz_get_mpz(z, f);
{
fmpz_t g;
fmpz_init_set_readonly(g, z);
}
mpz_clear(z);
}
/* Create some more fmpz integers */
for (i = 0; i < 100000; i++)
{
fmpz_t f;
mpz_t z;
fmpz_init(f);
fmpz_randtest(f, state, 2 * FLINT_BITS);
mpz_init(z);
fmpz_get_mpz(z, f);
{
fmpz_t g, h;
fmpz_init_set_readonly(g, z);
fmpz_init(h);
fmpz_set_mpz(h, z);
if (!fmpz_equal(g, h))
{
printf("FAIL:\n\n");
printf("g = "), fmpz_print(g), printf("\n");
printf("h = "), fmpz_print(h), printf("\n");
gmp_printf("z = %Zd\n", z);
}
fmpz_clear_readonly(g);
fmpz_clear(h);
}
fmpz_clear(f);
mpz_clear(z);
}
flint_randclear(state);
_fmpz_cleanup();
printf("PASS\n");
return 0;
}
int test_F_mpz_LLL_randsimdioph()
{
mpz_mat_t m_mat;
F_mpz_mat_t F_mat;
int result = 1;
ulong bits1, bits2;
F_mpz_t fzero;
F_mpz_init(fzero);
ulong count1;
for (count1 = 0; (count1 < 10*ITER) && (result == 1) ; count1++)
{
#if TRACE
printf("count1 == %ld\n", count1);
#endif
ulong r = z_randint(200) + 1;
ulong c = r;
F_mpz_mat_init(F_mat, r, c);
mpz_mat_init(m_mat, r, c);
bits1 = z_randint(200) + 1;
bits2 = z_randint(5) + 1;
mpz_mat_randsimdioph(m_mat, r, c, bits1, bits2);
mpz_mat_to_F_mpz_mat(F_mat, m_mat);
F_mpz_set_d_2exp(fzero, 2.0, bits2);
// good stuff here
U_LLL_with_removal(F_mat, 350, fzero);
mp_prec_t prec;
prec = 20;
__mpfr_struct ** Q, ** R;
Q = mpfr_mat_init2(r, c, prec);
R = mpfr_mat_init2(r, r, prec);
F_mpz_mat_RQ_factor(F_mat, R, Q, r, c, prec);
// should be that RQ = FM_copy
/* long j;
if (count1 == 29){
mpfr_printf("%.12Rf was R[i][i] for i = %ld\n", R[0] + 0, 0);
for (j = 1; j < r; j++)
{
mpfr_printf("%.12Rf was R[i][i+1] for i = %ld\n", R[j] + j - 1, j);
mpfr_printf("%.12Rf was R[i+1][i+1] for i = %ld\n", R[j] + j, j);
}
}
*/
result = mpfr_mat_R_reduced(R, r, (double) DELTA, (double) ETA, prec);
mpfr_mat_clear(Q, r, c);
mpfr_mat_clear(R, r, r);
//result here result = mpz_mat_equal(res1, res2);
if (!result)
{
F_mpz_mat_print_pretty(F_mat);
printf("Error: bits1 = %ld, count1 = %ld\n", bits1, count1);
}
F_mpz_mat_clear(F_mat);
mpz_mat_clear(m_mat);
}
F_mpz_clear(fzero);
return result;
}
int test_F_mpz_LLL_randajtai()
{
mpz_mat_t m_mat;
F_mpz_mat_t F_mat;
int result = 1;
ulong bits;
F_mpz_t fzero;
F_mpz_init(fzero);
ulong count1;
for (count1 = 0; (count1 < 100*ITER) && (result == 1) ; count1++)
{
#if TRACE
printf("count1 == %ld\n", count1);
#endif
ulong r = z_randint(10)+1;
ulong c = r;
F_mpz_mat_init(F_mat, r, c);
mpz_mat_init(m_mat, r, c);
bits = z_randint(200) + 1;
mpz_mat_randajtai(m_mat, r, c, .5);
mpz_mat_to_F_mpz_mat(F_mat, m_mat);
F_mpz_set_d_2exp(fzero, (double) 2*r, 1);
// good stuff here
//F_mpz_mat_print_pretty(F_mat);
long newd = U_LLL_with_removal(F_mat, 350, fzero);
mp_prec_t prec;
prec = 50;
__mpfr_struct ** Q, ** R;
Q = mpfr_mat_init2(r, c, prec);
R = mpfr_mat_init2(r, r, prec);
F_mpz_mat_RQ_factor(F_mat, R, Q, r, c, prec);
// should be that RQ = FM_copy
long j;
#if TRACE
if (count1 == 30){
mpfr_printf("%.12Rf was R[i][i] for i = %ld\n", R[0] + 0, 0);
for (j = 1; j < r; j++)
{
mpfr_printf("%.12Rf was R[i][i+1] for i = %ld\n", R[j] + j - 1, j);
mpfr_printf("%.12Rf was R[i+1][i+1] for i = %ld\n", R[j] + j, j);
}
}
#endif
result = mpfr_mat_R_reduced(R, r, (double) DELTA-.01, (double) ETA+.01, prec);
mpfr_mat_clear(Q, r, c);
mpfr_mat_clear(R, r, r);
//result here result = mpz_mat_equal(res1, res2);
if (!result)
{
printf("Error: bits = %ld, count1 = %ld, newd = %ld\n", bits, count1, newd);
}
F_mpz_mat_clear(F_mat);
mpz_mat_clear(m_mat);
}
F_mpz_clear(fzero);
return result;
}
int
main(void)
{
int i, result;
FLINT_TEST_INIT(state);
flint_printf("norm... ");
fflush(stdout);
/* Compare with product of Galois conjugates */
for (i = 0; i < 2000; i++)
{
fmpz_t p;
slong d, N;
qadic_ctx_t ctx;
qadic_t a, b, c;
padic_t x, y;
slong j;
int ans;
fmpz_init_set_ui(p, n_randprime(state, 2 + n_randint(state, 3), 1));
d = n_randint(state, 10) + 1;
N = z_randint(state, 50) + 1;
qadic_ctx_init_conway(ctx, p, d, FLINT_MAX(0,N-10), FLINT_MAX(0,N+10), "a", PADIC_SERIES);
qadic_init2(a, N);
qadic_init2(b, N);
qadic_init2(c, N);
padic_init2(x, N);
padic_init2(y, N);
qadic_randtest_val(a, state, 0, ctx);
qadic_reduce(a, ctx);
qadic_norm(x, a, ctx);
qadic_one(b);
for (j = 0; j < d; j++)
{
qadic_frobenius(c, a, j, ctx);
qadic_mul(b, b, c, ctx);
}
ans = qadic_get_padic(y, b, ctx);
result = (ans && padic_equal(x, y));
if (!result)
{
flint_printf("FAIL:\n\n");
flint_printf("a = "), qadic_print_pretty(a, ctx), flint_printf("\n");
flint_printf("b = "), qadic_print_pretty(b, ctx), flint_printf("\n");
flint_printf("x = "), padic_print(x, &ctx->pctx), flint_printf("\n");
flint_printf("y = "), padic_print(y, &ctx->pctx), flint_printf("\n");
for (j = 0; j < d; j++)
{
qadic_frobenius(c, a, j, ctx);
flint_printf("sigma^%wd = ", j), qadic_print_pretty(c, ctx), flint_printf("\n");
}
flint_printf("ans = %d\n", ans);
abort();
}
qadic_clear(a);
qadic_clear(b);
qadic_clear(c);
padic_clear(x);
padic_clear(y);
fmpz_clear(p);
qadic_ctx_clear(ctx);
}
FLINT_TEST_CLEANUP(state);
flint_printf("PASS\n");
return EXIT_SUCCESS;
}
void tiny_compute_A(QS_t * qs_inf, poly_t * poly_inf)
{
unsigned long min = poly_inf->min;
unsigned long span = poly_inf->span;
unsigned long s = poly_inf->s;
unsigned long * A_ind = poly_inf->A_ind;
prime_t * factor_base = qs_inf->factor_base;
unsigned long factor, i, p;
unsigned long diff, best_diff, best1, best2;
unsigned long A;
if (s <= 4)
{
A_ind[0] = z_randint(span) + min;
do
{
A_ind[1] = z_randint(span) + min;
} while (A_ind[0] == A_ind[1]);
}
if (s == 2) A = factor_base[A_ind[0]].p * factor_base[A_ind[1]].p;
if ((s == 3) || (s == 4))
{
do
{
A_ind[2] = z_randint(span) + min;
} while ((A_ind[0] == A_ind[2]) || (A_ind[1] == A_ind[2]));
A = factor_base[A_ind[0]].p * factor_base[A_ind[1]].p * factor_base[A_ind[2]].p;
}
if (s == 4)
{
factor = (poly_inf->target_A - 1) / A + 1;
for (i = min; i < min+span; i++)
{
if ((factor_base[i].p > factor) && (i != A_ind[0]) && (i != A_ind[1]) && (i != A_ind[2])) break;
}
if (i == min + span)
{
i--;
while ((i == A_ind[0]) || (i == A_ind[1]) || (i == A_ind[2])) i--;
}
A_ind[3] = i;
A *= factor_base[A_ind[3]].p;
}
if (s == 5)
{
A_ind[0] = ((z_randint(span) + min) | 1);
if (A_ind[0] == min + span) A_ind[0] -= 2;
do
{
A_ind[1] = ((z_randint(span) + min) | 1);
if (A_ind[1] == min + span) A_ind[1] -= 2;
} while (A_ind[0] == A_ind[1]);
do
{
A_ind[2] = ((z_randint(span) + min) | 1);
if (A_ind[2] == min + span) A_ind[2] -= 2;
} while ((A_ind[0] == A_ind[2]) || (A_ind[1] == A_ind[2]));
A = factor_base[A_ind[0]].p * factor_base[A_ind[1]].p * factor_base[A_ind[2]].p;
factor = poly_inf->target_A / A;
for (i = 0; i < 8; i++)
{
A_ind[3] = ((z_randint(span) + min) & -2L);
if (A_ind[3] < min) A_ind[3]+=2;
do
{
A_ind[4] = ((z_randint(span) + min) & -2L);
if (A_ind[4] < min) A_ind[4]+=2;
} while (A_ind[3] == A_ind[4]);
if (i == 0)
{
best_diff = FLINT_ABS(factor_base[A_ind[3]].p * factor_base[A_ind[4]].p - factor);
best1 = A_ind[3];
best2 = A_ind[4];
continue;
}
diff = FLINT_ABS(factor_base[A_ind[3]].p * factor_base[A_ind[4]].p - factor);
if (diff < best_diff)
{
best_diff = diff;
best1 = A_ind[3];
best2 = A_ind[4];
}
}
A_ind[3] = best1;
A_ind[4] = best2;
A = A * factor_base[A_ind[3]].p * factor_base[A_ind[4]].p;
}
poly_inf->A = A;
#if POLY_A
if ((s == 4) || (s == 5)) printf("A = %ld, target A = %ld\n", A, poly_inf->target_A);
#endif
for (i = 0; i < s; i++)
{
p = factor_base[A_ind[i]].p;
poly_inf->inv_p2[i] = z_precompute_inverse(p*p);
}
}
