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C# HugeFloat类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C#中HugeFloat的典型用法代码示例。如果您正苦于以下问题:C# HugeFloat类的具体用法?C# HugeFloat怎么用?C# HugeFloat使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



HugeFloat类属于命名空间,在下文中一共展示了HugeFloat类的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C#代码示例。

示例1: FloatCompareToNonExpression

 public void FloatCompareToNonExpression()
 {
     using (var a = new HugeFloat("-222509832503450298345029835740293845721.57898962467957"))
     {
         a.CompareTo("abc");
     }
 }
开发者ID:BrianGladman,项目名称:mpir,代码行数:7,代码来源:Comparisons.cs


示例2: CompareToCalculatedToDefaultPrecision

 public void CompareToCalculatedToDefaultPrecision()
 {
     using (var a = new HugeFloat(1))
     using (var b = new HugeFloat(13))
     using (var c = new HugeFloat("12345234589234059823475029384572323"))
     using (var d = HugeFloat.Allocate(256))
     {
         ShiftLeftBy62(c);
         d.Value = c;
         var expr = a / b + c;
         Assert.AreEqual(0, c.CompareTo(expr)); //to precision of c
         Assert.AreEqual(0, expr.CompareTo(c)); //to precision of c
         Assert.IsFalse(expr > c);              //to precision of c
         Assert.IsTrue(c == expr);              //to precision of c
         Assert.AreEqual(0, (c + 0).CompareTo(expr)); //to default precision
         Assert.AreEqual(0, expr.CompareTo(c + 0));   //to default precision
         Assert.IsFalse(expr > c + 0);                //to default precision
         Assert.IsTrue(c + 0 == expr);                //to default precision
         HugeFloat.DefaultPrecision = 256;
         Assert.AreEqual(0, c.CompareTo(expr)); //to precision of c
         Assert.AreEqual(0, expr.CompareTo(c)); //to precision of c
         Assert.IsTrue(c == expr);              //to precision of c
         Assert.IsFalse(expr > c);              //to precision of c
         Assert.AreEqual(-1, d.CompareTo(expr)); //to precision of d
         Assert.AreEqual(1, expr.CompareTo(d));  //to precision of d
         Assert.IsFalse(d == expr);              //to precision of d
         Assert.IsTrue(expr > d);                //to precision of d
         Assert.AreEqual(-1, (c * 1).CompareTo(expr)); //to default precision
         Assert.AreEqual(1, expr.CompareTo(c + 0));    //to default precision
         Assert.IsFalse(c + 0 == expr);                //to default precision
         Assert.IsTrue(expr > c + 0);                  //to default precision
         HugeFloat.DefaultPrecision = 128;
     }
 }
开发者ID:wbhart,项目名称:mpir,代码行数:34,代码来源:Precision.cs


示例3: FloatAssignDouble

 public void FloatAssignDouble()
 {
     using(var a = new HugeFloat())
     {
         a.SetTo(22250983250345.125);
         Assert.IsTrue(a == 22250983250345.125);
     }
 }
开发者ID:wbhart,项目名称:mpir,代码行数:8,代码来源:Assignment.cs


示例4: RationalAssignFloat

 public void RationalAssignFloat()
 {
     using (var a = new HugeFloat("9363833093638312937.25"))
     using (var b = new HugeRational())
     {
         b.SetTo(a);
         Assert.AreEqual("37455332374553251749/4", b.ToString());
     }
 }
开发者ID:wbhart,项目名称:mpir,代码行数:9,代码来源:Assignment.cs


示例5: FloatAssignRational

 public void FloatAssignRational()
 {
     using (var a = new HugeRational(1, 3))
     using (var b = new HugeFloat())
     {
         b.SetTo(a);
         FloatAssert.AreEqual(".33333333333333333333333333333333333333333333333333333333333333333333333333333333333", b);
     }
 }
开发者ID:wbhart,项目名称:mpir,代码行数:9,代码来源:Assignment.cs


示例6: FloatAssignInt

 public void FloatAssignInt()
 {
     using (var a = new HugeInt("222509832503450298345029835740293845720"))
     using (var b = new HugeFloat())
     {
         b.SetTo(a);
         FloatAssert.AreEqual("222509832503450298345029835740293845720.", b);
     }
 }
开发者ID:wbhart,项目名称:mpir,代码行数:9,代码来源:Assignment.cs


示例7: RationalAssignFloat2

 public void RationalAssignFloat2()
 {
     using(var a = new HugeFloat("222509832503450298342455029.125"))
     using(var b = new HugeRational("1/3"))
     {
         b.SetTo(a);
         Assert.AreEqual("1780078660027602386739640233/8", b.ToString());
     }
 }
开发者ID:wbhart,项目名称:mpir,代码行数:9,代码来源:Assignment.cs


示例8: FloatAssignCopy

 public void FloatAssignCopy()
 {
     var s = "-1.22250983250345029834502983574029384572";
     using (var a = new HugeFloat(s))
     using (var b = new HugeFloat())
     {
         b.Value = a;
         FloatAssert.AreEqual(s, b);
     }
 }
开发者ID:wbhart,项目名称:mpir,代码行数:10,代码来源:Assignment.cs


示例9: FloatCompareToHugeFloat

 public void FloatCompareToHugeFloat()
 {
     using (var a = new HugeFloat("-22250983250345029834503.9835740293845721345345354"))
     using (var b = new HugeFloat("22250983250345029834502.9835740293845721345345354"))
     {
         Assert.AreEqual(1, Math.Sign(b.CompareTo(a)));
         Assert.AreEqual(-1,Math.Sign(a.CompareTo(b + 1)));
         Assert.AreEqual(0, Math.Sign((a + 1).CompareTo(-b)));
         Assert.AreEqual(1, Math.Sign(a.CompareTo(null)));
     }
 }
开发者ID:BrianGladman,项目名称:mpir,代码行数:11,代码来源:Comparisons.cs


示例10: FloatCompareToExpression

 public void FloatCompareToExpression()
 {
     using (var a = new HugeFloat("-22250983250345029834503.9835740293845721345345354"))
     using (var b = new HugeFloat("22250983250345029834502.9835740293845721345345354"))
     {
         Assert.AreEqual(1, Math.Sign(((IComparable<FloatExpression>)b).CompareTo(a)));
         Assert.AreEqual(-1,Math.Sign(((IComparable<FloatExpression>)a).CompareTo(b)));
         Assert.AreEqual(1, Math.Sign(((IComparable<FloatExpression>)a).CompareTo(null)));
         Assert.AreEqual(0, Math.Sign(((IComparable<FloatExpression>)(a + 1)).CompareTo(-b)));
     }
 }
开发者ID:BrianGladman,项目名称:mpir,代码行数:11,代码来源:Comparisons.cs


示例11: FloatAddHugeFloat

 public void FloatAddHugeFloat()
 {
     using (var a = new HugeFloat("22250983250345029834502983.5740293845720"))
     using (var b = new HugeFloat("2229874359879827.30594288574029879874539"))
     using (var c = new HugeFloat(a + b))
     {
         FloatAssert.AreEqual("22250983252574904194382810.87997227031229879874539", c);
         c.Value = a + (b + 1);
         FloatAssert.AreEqual("22250983252574904194382811.87997227031229879874539", c);
     }
 }
开发者ID:BrianGladman,项目名称:mpir,代码行数:11,代码来源:Arithmetic.cs


示例12: FloatTruncate

 public void FloatTruncate()
 {
     using(var a = new HugeFloat("-9023409872309847509847.9385345098345"))
     using(var b = new HugeFloat())
     {
         b.Value = a.Truncate();
         FloatAssert.AreEqual("-9023409872309847509847", b);
         b.Value = (-a).Truncate();
         FloatAssert.AreEqual("9023409872309847509847", b);
     }
 }
开发者ID:wbhart,项目名称:mpir,代码行数:11,代码来源:Math.cs


示例13: FloatCompareToLimb

 public void FloatCompareToLimb()
 {
     using (var a = new HugeFloat(Platform.Select("-22250982876541", "-222509821")))
     {
         var b = Platform.Ui(22250982876540, 222509820);
         Assert.AreEqual(-1,Math.Sign(a.CompareTo(b)));
         Assert.AreEqual(-1,Math.Sign(a.CompareTo(b + 1)));
         Assert.AreEqual(0, Math.Sign((-(a + 1)).CompareTo(b)));
         Assert.AreEqual(0, Math.Sign((-a).CompareTo(b + 1)));
         Assert.AreEqual(1, Math.Sign((-a).CompareTo(b)));
     }
 }
开发者ID:BrianGladman,项目名称:mpir,代码行数:12,代码来源:Comparisons.cs


示例14: FloatAddSignedLimb

 public void FloatAddSignedLimb()
 {
     using (var a = new HugeFloat("22250983250345029834502983.5740293845720"))
     using (var c = new HugeFloat())
     {
         var b = Platform.Si(-4288574029879874539, -1288574029);
         var expected = Platform.Select("22250978961770999954628444.5740293845720", "22250983250345028545928954.5740293845720");
         c.Value = a + b;
         FloatAssert.AreEqual(expected, c);
         c.Value = b + a;
         FloatAssert.AreEqual(expected, c);
     }
 }
开发者ID:BrianGladman,项目名称:mpir,代码行数:13,代码来源:Arithmetic.cs


示例15: FloatAddLimb

 public void FloatAddLimb()
 {
     using (var a = new HugeFloat("22250983250345029834502983.5740293845720"))
     using (var c = new HugeFloat())
     {
         var b = Platform.Ui(4288574029879874539UL, 4288574029U);
         var expected = Platform.Select("22250987538919059714377522.5740293845720", "22250983250345034123077012.5740293845720");
         c.Value = a + b;
         FloatAssert.AreEqual(expected, c);
         c.Value = b + a;
         FloatAssert.AreEqual(expected, c);
     }
 }
开发者ID:BrianGladman,项目名称:mpir,代码行数:13,代码来源:Arithmetic.cs


示例16: FloatTestAllExpressions

        public void FloatTestAllExpressions()
        {
            var baseExpr = typeof(FloatExpression);
            var allExpressions =
                baseExpr.Assembly.GetTypes()
                .Where(x => baseExpr.IsAssignableFrom(x) && !x.IsAbstract)
                .ToList();

            var one = Platform.Ui(1UL, 1U);

            using (var a = new HugeFloat(-9))
            using (var b = new HugeFloat(4))
            using (var c = new HugeInt(3))
            using(var r = MpirRandom.Default())
            {
                var expr = a + (-a * 2) * 3 * (a.Abs() * -2 + -64 + a * a) + (one * 116U) + a;
                VerifyPartialResult(r, expr, 44);
                expr = expr + a * 5 + (a+b) * (b + 1) * (b + -3) * b + (b * -a) - (b * (one * 25U)) - a + (b << 3) - ((a*b) << 1);
                VerifyPartialResult(r, expr, -52);
                expr = expr - 2 - 3U + (b - (a << 1)) + (b * b - 15U) * (b - a) * (a - 11) * (b - (one * 3U)) - (-340 - a) + ((one * 20U) - b);
                VerifyPartialResult(r, expr, 52);
                expr = expr + (-7 - 2 * a) + (28U - 4 * b) + -(a + b * 2) + (3 * a).Abs();
                VerifyPartialResult(r, expr, 103);
                expr = 36 * (expr / a + expr / (3 * b) - a / b) - b / (a + 10) + 6;
                VerifyPartialResult(r, expr, -20);
                expr = expr + (b >> 1) + ((b / -7) + (a / (one * 7U))) * 7 + (7 / a) - ((one * 2U) / (b + 5));
                VerifyPartialResult(r, expr, -32);
                expr = expr - (b + 13 + 64) / a / -3;
                VerifyPartialResult(r, expr, -35);
                expr = expr + b.SquareRoot() + HugeFloat.SquareRoot(25) + ((b - 2) ^ 3) - (-b).RelativeDifferenceFrom(a + 1);
                VerifyPartialResult(r, expr, -19);
                expr = expr - (a / 4).Floor() + (b / 3).Ceiling() - (a / b).Truncate();
                VerifyPartialResult(r, expr, -12);
                expr = expr + (r.GetFloatBits(64) * 10).Ceiling();
                VerifyPartialResult(r, expr, -10);
                //float random generation seems to give different results in Win32 and Win64.  Thus, we're having to adjust the results for Win32.
                expr = expr + (r.GetFloatLimbsChunky(128 / MpirSettings.BITS_PER_LIMB, 256 / MpirSettings.BITS_PER_LIMB) << 233 >> Platform.Ui(0, 480)).Ceiling();
                VerifyPartialResult(r, expr, -6);
                expr = expr + (r.GetFloat() * 10).Floor() - Platform.Ui(0, 3);
                VerifyPartialResult(r, expr, -2);
                expr = expr + (r.GetFloatChunky(3) << 101 >> Platform.Ui(177, 23)).Truncate();
                VerifyPartialResult(r, expr, 13);

                MarkExpressionsUsed(allExpressions, expr);
            }

            Assert.AreEqual(0, allExpressions.Count, "Expression types not exercised: " + string.Join("",
                allExpressions.Select(x => Environment.NewLine + x.Name).OrderBy(x => x)));
        }
开发者ID:BrianGladman,项目名称:mpir,代码行数:49,代码来源:ExpressionTests.cs


示例17: FloatInputOutputStr62

        public void FloatInputOutputStr62()
        {
            using(var a = new HugeFloat("10123456789ABCDEF012345.6789ABCDE", 16))
            using(var b = HugeFloat.Allocate(12800))
            using(var ms = new MemoryStream())
            {
                a.Reallocate(12800);
                a.Value = a ^ 100;
                using(var writer = new StreamWriter(ms, Encoding.UTF8, 1024, true))
                    a.Write(writer, 62, 0, false, false);

                ms.Position = 0;

                using(var reader = new StreamReader(ms, Encoding.UTF8, false, 1024, true))
                    b.Read(reader, 62, false);

                Assert.AreEqual(a.ToString(62), b.ToString(62));
                Assert.AreEqual(ms.Length, ms.Position);
                Assert.AreEqual((char)0xFEFF + a.ToString(62), Encoding.UTF8.GetString(ms.ToArray()));
            }
        }
开发者ID:wbhart,项目名称:mpir,代码行数:21,代码来源:IO.cs


示例18: FloatSubtractSignedLimb

 public void FloatSubtractSignedLimb()
 {
     using(var a = new HugeFloat("22250983250345029834502983.5740293845720"))
     using(var c = new HugeFloat())
     {
         var b = Platform.Si(-4288574029879874539, -1885740298);
         var expected = Platform.Select("22250987538919059714377522.5740293845720", "22250983250345031720243281.5740293845720");
         c.Value = a - b;
         FloatAssert.AreEqual(expected, c);
         c.Value = b - a;
         FloatAssert.AreEqual("-" + expected, c);
     }
 }
开发者ID:BrianGladman,项目名称:mpir,代码行数:13,代码来源:Arithmetic.cs


示例19: AreEqual

        public static void AreEqual(string expected, HugeFloat actual)
        {
            var actualStr = actual.ToString();
            if(expected[0] == '-')
            {
                Assert.AreEqual(expected[0], actualStr[0]);
                actualStr = actualStr.TrimStart('-');
                expected = expected.TrimStart('-');
            }

            var exponent = expected.IndexOf('.');
            if(exponent < 0) exponent = expected.Length;
            expected = expected.Replace(".", "");

            var exponentStr = "@" + exponent;

            Assert.IsTrue(actualStr.StartsWith("0."));
            actualStr = actualStr.Substring(2);

            Assert.IsTrue(actualStr.EndsWith(exponentStr));
            actualStr = actualStr.Substring(0, actualStr.Length - exponentStr.Length);

            if (expected.Length > actualStr.Length)
            {
                var roundedUp = expected[actualStr.Length] >= '5';
                expected = expected.Substring(0, actualStr.Length);
                if(roundedUp)
                {
                    using (var a = new HugeInt(expected))
                    {
                        a.Value += 1;
                        expected = a.ToString(10);
                    }
                }
            }
            Assert.AreEqual(expected, actualStr);
        }
开发者ID:BrianGladman,项目名称:mpir,代码行数:37,代码来源:Arithmetic.cs


示例20: FloatSubtractHugeFloat

 public void FloatSubtractHugeFloat()
 {
     using (var a = new HugeFloat("22250983250345029834502983.5740293845720"))
     using (var b = new HugeFloat("2229874359879827.30594288574029879874539"))
     using (var c = new HugeFloat(a - b))
     {
         FloatAssert.AreEqual("22250983248115155474623156.26808649883170120125461", c);
         c.Value = b - (a + 1);
         FloatAssert.AreEqual("-22250983248115155474623157.26808649883170120125461", c);
     }
 }
开发者ID:BrianGladman,项目名称:mpir,代码行数:11,代码来源:Arithmetic.cs



注:本文中的HugeFloat类示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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C# HugeInt类代码示例发布时间:2022-05-24
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