public static MyMatrix multiply(MyMatrix a, MyMatrix b)
{
double[,] array1 = new double[a.GetHeight(), b.GetWidth()];
for (int i = 0; i < a.GetWidth(); i++)
{
for (int j = 0; j < b.GetWidth(); j++)
{
for (int k = 0; k < b.GetWidth(); k++)
{
array1[i, j] += a[i, k] * b[k, j];
}
}
}
MyMatrix resMass = new MyMatrix(array1);
return(resMass);
}
public static MyMatrix Sum(MyMatrix first, MyMatrix second)
{
double[,] array1 = new double[first.GetHeight(), first.GetWidth()];
if (first.GetHeight() != second.GetHeight() || first.GetWidth() != second.GetWidth())
{
Console.WriteLine("Матрицы не одинаковые. Невозможно применить сложение");
}
else
{
for (int i = 0; i < first.GetHeight(); i++)
{
for (int j = 0; j < first.GetWidth(); j++)
{
array1[i, j] = first[i, j] + second[i, j];
}
}
}
MyMatrix resMass = new MyMatrix(array1);
return(resMass);
}
static void Main(string[] args)
{
Console.WriteLine("Первая матрица с масивов строк");
string[] temp = { "1 3 4", "5 7 8", "9 10 12" };
MyMatrix mat = new MyMatrix(temp);
Console.WriteLine(mat);
Console.WriteLine("Вторая матрица с одной строчки");
string temp2 = "10 12 15/15 8 5/17 22 9";
MyMatrix mat2 = new MyMatrix(temp2);
Console.WriteLine(mat2);
Console.WriteLine("Сумма первых двух матриц");
Console.WriteLine(mat + mat2);
Console.WriteLine("Произведение первых двух матриц");
Console.WriteLine(mat * mat2);
Console.WriteLine("Транспонированная вторая матрица");
Console.WriteLine(mat2.GetTransponedCopy());
Console.ReadKey();
}
public MyMatrix(MyMatrix mat)
{
MyMatrix _matrix = mat;
}
public MyMatrix GetTransponedCopy()
{
MyMatrix res = new MyMatrix(GetTransponedArray());
return(res);
}
public static MyMatrix operator *(MyMatrix a, MyMatrix b)
{
return(MyMatrix.multiply(a, b));
}
public static MyMatrix operator +(MyMatrix first, MyMatrix second)
{
return(MyMatrix.Sum(first, second));
}