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/*
Copyright (C) 2008, 2009 William Hart
Copyright (C) 2010, 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 "mpn_extras.h"
#include "fmpz.h"
#include "fmpz_vec.h"
#include "fmpz_poly.h"
void
_fmpz_poly_sqr_KS(fmpz *rop, const fmpz *op, slong len)
{
_fmpz_poly_mul_KS(rop, op, len, op, len);
}
void fmpz_poly_sqr_KS(fmpz_poly_t rop, const fmpz_poly_t op)
{
slong len;
if (op->length == 0)
{
fmpz_poly_zero(rop);
return;
}
len = 2 * op->length - 1;
fmpz_poly_fit_length(rop, len);
_fmpz_poly_sqr_KS(rop->coeffs, op->coeffs, op->length);
_fmpz_poly_set_length(rop, len);
}