public static Matrix operator -(Matrix matrix, double number)
{
if (matrix == null)
{
throw new ArgumentNullException(nameof(matrix));
}
return(CalculateProvider.Substract(matrix, number));
}
public static Matrix operator -(Matrix leftSide, Matrix rightSide)
{
if (leftSide == null)
{
throw new ArgumentNullException(nameof(leftSide));
}
if (rightSide == null)
{
throw new ArgumentNullException(nameof(rightSide));
}
if (leftSide.RowsCount != rightSide.RowsCount || leftSide.ColumnsCount != rightSide.ColumnsCount)
{
throw new DimensionsDontMatchException("Substraction is impossible");
}
return(CalculateProvider.Substract(leftSide, rightSide));
}
