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// Copyright (c) 2007 James Newton-King
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the "Software"), to deal in the Software without
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// restriction, including without limitation the rights to use,
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// copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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// OTHER DEALINGS IN THE SOFTWARE.
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using System.Collections.Generic;
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namespace Newtonsoft.Json.Utilities
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internal class MathUtils
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public static int IntLength(int i)
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throw new ArgumentOutOfRangeException();
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return (int)Math.Floor(Math.Log10(i)) + 1;
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public static char IntToHex(int n)
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return (char)(n + 48);
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return (char)((n - 10) + 97);
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public static int? Min(int? val1, int? val2)
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return Math.Min(val1.Value, val2.Value);
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public static int? Max(int? val1, int? val2)
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return Math.Max(val1.Value, val2.Value);
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public static double? Max(double? val1, double? val2)
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return Math.Max(val1.Value, val2.Value);
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public static bool ApproxEquals(double d1, double d2)
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const double epsilon = 2.2204460492503131E-16;
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double tolerance = ((Math.Abs(d1) + Math.Abs(d2)) + 10.0) * epsilon;
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double difference = d1 - d2;
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return (-tolerance < difference && tolerance > difference);
b'\\ No newline at end of file'