/// <summary>
/// Сложения двух матриц любого вида.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="matrix">Матрица.</param>
/// <param name="adding">Добавляемая матрица.</param>
/// <returns>Матрица.</returns>
public static Matrix <T> Add <T>(this Matrix <T> matrix, Matrix <T> adding)
{
if (matrix is null || adding is null)
{
throw new ArgumentNullException($"{nameof(matrix)} и {nameof(adding)} не может быть null");
}
if (matrix.Size != adding.Size)
{
throw new InvalidOperationException($"Не возможно добавить \n{matrix} \n на \n{adding}: матрицы имеют разные размеры.");
}
T[,] array = new T[matrix.Size, adding.Size];
for (int i = 0; i < adding.Size; i++)
{
for (int j = 0; j < adding.Size; j++)
{
array[i, j] = AddFunc(matrix[i, j], adding[i, j]);
}
}
if (matrix.GetType() == typeof(SymmetricMatrix <T>) || adding.GetType() == typeof(SymmetricMatrix <T>))
{
if (matrix.GetType() != typeof(SquareMatrix <T>) && adding.GetType() != typeof(SquareMatrix <T>))
{
return(new SymmetricMatrix <T>(array));
}
}
if (matrix.GetType() == typeof(DiagonalMatrix <T>) && adding.GetType() == typeof(DiagonalMatrix <T>))
{
return(new DiagonalMatrix <T>(array));
}
return(new SquareMatrix <T>(array));
}
