/// <summary>
/// Creates a new <see cref="SparseMatrix"/> and inserts the given column at the given index.
/// </summary>
/// <param name="columnIndex">The index of where to insert the column.</param>
/// <param name="column">The column to insert.</param>
/// <returns>A new <see cref="SparseMatrix"/> with the inserted column.</returns>
/// <exception cref="ArgumentNullException">If <paramref name="column "/> is <see langword="null" />. </exception>
/// <exception cref="ArgumentOutOfRangeException">If <paramref name="columnIndex"/> is < zero or > the number of columns.</exception>
/// <exception cref="ArgumentException">If the size of <paramref name="column"/> != the number of rows.</exception>
public override Matrix <double> InsertColumn(int columnIndex, Vector <double> column)
{
if (column == null)
{
throw new ArgumentNullException("column");
}
if (columnIndex < 0 || columnIndex > ColumnCount)
{
throw new ArgumentOutOfRangeException("columnIndex");
}
if (column.Count != RowCount)
{
throw new ArgumentException(Resources.ArgumentMatrixSameRowDimension, "column");
}
var result = new SparseMatrix(RowCount, ColumnCount + 1);
for (var i = 0; i < columnIndex; i++)
{
result.SetColumn(i, Column(i));
}
result.SetColumn(columnIndex, column);
for (var i = columnIndex + 1; i < ColumnCount + 1; i++)
{
result.SetColumn(i, Column(i - 1));
}
return(result);
}
/// <summary>
/// Creates a new <see cref="SparseMatrix"/> and inserts the given column at the given index.
/// </summary>
/// <param name="columnIndex">The index of where to insert the column.</param>
/// <param name="column">The column to insert.</param>
/// <returns>A new <see cref="SparseMatrix"/> with the inserted column.</returns>
/// <exception cref="ArgumentNullException">If <paramref name="column "/> is <see langword="null" />. </exception>
/// <exception cref="ArgumentOutOfRangeException">If <paramref name="columnIndex"/> is < zero or > the number of columns.</exception>
/// <exception cref="ArgumentException">If the size of <paramref name="column"/> != the number of rows.</exception>
public override Matrix<double> InsertColumn(int columnIndex, Vector<double> column)
{
if (column == null)
{
throw new ArgumentNullException("column");
}
if (columnIndex < 0 || columnIndex > ColumnCount)
{
throw new ArgumentOutOfRangeException("columnIndex");
}
if (column.Count != RowCount)
{
throw new ArgumentException(Resources.ArgumentMatrixSameRowDimension, "column");
}
var result = new SparseMatrix(RowCount, ColumnCount + 1);
for (var i = 0; i < columnIndex; i++)
{
result.SetColumn(i, Column(i));
}
result.SetColumn(columnIndex, column);
for (var i = columnIndex + 1; i < ColumnCount + 1; i++)
{
result.SetColumn(i, Column(i - 1));
}
return result;
}