Exemplo n.º 1
0
        //Testing simple operations on matrices :)
        private static void TestGauss()
        {
            Fraction[,] numbersA =
            {
                { new Fraction(1, 1),
                  new Fraction(1, 1),
                  new Fraction(1, 1) },
                { new Fraction(2, 1),
                  new Fraction(-3, 1),
                  new Fraction(4, 1) },
                { new Fraction(3, 1),
                  new Fraction(4, 1),
                  new Fraction(5, 1) }
            };

            Fraction[,] numbersX =
            {
                { new Fraction(1, 1) },
                { new Fraction(3, 1) },
                { new Fraction(5, 1) }
            };

            const int            testSize    = 3;
            GaussMath <Fraction> testMatrixA = new GaussMath <Fraction>(testSize);

            testMatrixA.Fill(numbersA);
            Console.WriteLine(testMatrixA);

            const int            testColumnCount = 1;
            GaussMath <Fraction> testVectorX     = new GaussMath <Fraction>(testSize, testColumnCount);

            testVectorX.Fill(numbersX);
            Console.WriteLine(testVectorX);

            GaussMath <Fraction> testVectorB = testMatrixA * testVectorX;

            Console.WriteLine("Multiplied matrix:\n" + testVectorB);

            GaussMath <Fraction> testMatrixAB = GaussMath <Fraction> .Concatenate(testMatrixA, testVectorB);

            Console.WriteLine(testMatrixAB);

            testMatrixAB.EliminateGaussian(Choice.Full);
            testMatrixAB.BackwardsOperation();
            Console.WriteLine("\nEliminated matrix:\n" + testMatrixAB);

            testMatrixAB.ShowVector();
        }
Exemplo n.º 2
0
        public static void Main(string[] args)
        {
            //TestGauss();

            ///*
            const int size = 20;

            //Fraction
            var A_MatrixFraction = new GaussMath <Fraction>(size);

            A_MatrixFraction.Fill();
            var X_VectorFraction = new GaussMath <Fraction>(size, 1);

            X_VectorFraction.Fill();

            //Fraction operations
            var B_VectorFraction  = A_MatrixFraction * X_VectorFraction;
            var AB_MatrixFraction = GaussMath <Fraction> .Concatenate(A_MatrixFraction, B_VectorFraction);

            //float
            var A_MatrixFloat = new GaussMath <float>(size);
            var X_VectorFloat = new GaussMath <float>(size, 1);

            //double
            var A_MatrixDouble = new GaussMath <double>(size);
            var X_VectorDouble = new GaussMath <double>(size, 1);

            //Fill A
            for (int i = 0; i < A_MatrixFraction.RowCount; i++)
            {
                for (int j = 0; j < A_MatrixFraction.ColumnCount; j++)
                {
                    A_MatrixFloat.Data[i, j]  = (float)A_MatrixFraction.Data[i, j];
                    A_MatrixDouble.Data[i, j] = (double)A_MatrixFraction.Data[i, j];
                }
            }
            //Fill X
            for (int i = 0; i < X_VectorFraction.RowCount; i++)
            {
                for (int j = 0; j < X_VectorFraction.ColumnCount; j++)
                {
                    X_VectorFloat.Data[i, j]  = (float)X_VectorFraction.Data[i, j];
                    X_VectorDouble.Data[i, j] = (double)X_VectorFraction.Data[i, j];
                }
            }

            //float operations
            var B_VectorFloat  = A_MatrixFloat * X_VectorFloat;
            var AB_MatrixFloat = GaussMath <float> .Concatenate(A_MatrixFloat, B_VectorFloat);

            //double operations
            var B_VectorDouble  = A_MatrixDouble * X_VectorDouble;
            var AB_MatrixDouble = GaussMath <double> .Concatenate(A_MatrixDouble, B_VectorDouble);

            Test <float>    testFloat    = new Test <float>();
            Test <double>   testDouble   = new Test <double>();
            Test <Fraction> testFraction = new Test <Fraction>();

            Parallel.Invoke(

                () => testFloat.Execute(Choice.None, AB_MatrixFloat, X_VectorFloat),
                () => testFloat.Execute(Choice.Partial, AB_MatrixFloat, X_VectorFloat),
                () => testFloat.Execute(Choice.Full, AB_MatrixFloat, X_VectorFloat),

                () => testDouble.Execute(Choice.None, AB_MatrixDouble, X_VectorDouble),
                () => testDouble.Execute(Choice.Partial, AB_MatrixDouble, X_VectorDouble),
                () => testDouble.Execute(Choice.Full, AB_MatrixDouble, X_VectorDouble),

                () => testFraction.Execute(Choice.None, AB_MatrixFraction, X_VectorFraction),
                () => testFraction.Execute(Choice.Partial, AB_MatrixFraction, X_VectorFraction),
                () => testFraction.Execute(Choice.Full, AB_MatrixFraction, X_VectorFraction)
                );
            //*/
        }