1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
/*
Copyright (C) 2011 Sebastian Pancratz
This file is part of FLINT.
FLINT is free software: you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License (LGPL) as published
by the Free Software Foundation; either version 3 of the License, or
(at your option) any later version. See <https://www.gnu.org/licenses/>.
*/
#include "fmpz.h"
#include "fmpz_poly.h"
#include "fmpz_poly_factor.h"
void fmpz_poly_factor_set(fmpz_poly_factor_t res, const fmpz_poly_factor_t fac)
{
if (res != fac)
{
if (fac->num == 0)
{
fmpz_poly_factor_clear(res);
fmpz_poly_factor_init(res);
}
else
{
slong i;
fmpz_poly_factor_fit_length(res, fac->num);
fmpz_set(&(res->c), &(fac->c));
for (i = 0; i < fac->num; i++)
{
fmpz_poly_set(res->p + i, fac->p + i);
res->exp[i] = fac->exp[i];
}
for ( ; i < res->num; i++)
{
fmpz_poly_zero(res->p + i);
res->exp[i] = 0;
}
res->num = fac->num;
}
}
}