source: branches/2839_HiveProjectManagement/HeuristicLab.Common/3.3/DoubleExtensions.cs @ 16057

Last change on this file since 16057 was 16057, checked in by jkarder, 15 months ago

#2839:

File size: 1.2 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
4 *
5 * This file is part of HeuristicLab.
6 *
7 * HeuristicLab is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * HeuristicLab is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
19 */
20#endregion
21
22using System;
23namespace HeuristicLab.Common {
24  public static class DoubleExtensions {
25    public static bool IsAlmost(this double x, double y) {
26      if (double.IsInfinity(x)) {
27        if (x > 0) return double.IsPositiveInfinity(y);
28        else return double.IsNegativeInfinity(y);
29      } else {
30        return Math.Abs(x - y) < 1.0E-12;
31      }
32    }
33  }
34}
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