1 /*
2     Copyright (C) 2014 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 "arb.h"
13 
14 void
_arb_vec_get_mag(mag_t bound,arb_srcptr vec,slong len)15 _arb_vec_get_mag(mag_t bound, arb_srcptr vec, slong len)
16 {
17     if (len < 1)
18     {
19         mag_zero(bound);
20     }
21     else
22     {
23         mag_t t;
24         slong i;
25         arb_get_mag(bound, vec);
26         mag_init(t);
27         for (i = 1; i < len; i++)
28         {
29             arb_get_mag(t, vec + i);
30             mag_max(bound, bound, t);
31         }
32         mag_clear(t);
33     }
34 }
35