1 /*
2     Copyright (C) 2012 Fredrik Johansson
3 
4     This file is part of Arb.
5 
6     Arb is free software: you can redistribute it and/or modify it under
7     the terms of the GNU Lesser General Public License (LGPL) as published
8     by the Free Software Foundation; either version 2.1 of the License, or
9     (at your option) any later version.  See <http://www.gnu.org/licenses/>.
10 */
11 
12 #include "acb_poly.h"
13 
14 void
_acb_poly_normalise(acb_poly_t poly)15 _acb_poly_normalise(acb_poly_t poly)
16 {
17     slong i;
18 
19     for (i = poly->length - 1;
20         (i >= 0) && acb_is_zero(poly->coeffs + i); i--);
21 
22     poly->length = i + 1;
23 }
24