public MulBlankRecord(int row, int firstCol, short[] xfs) {_row = row;_firstCol = firstCol;_xfs = xfs;_lastCol = firstCol + xfs.length - 1;}

public MulBlankRecord(int row, int firstCol, short[] xfs){_row = row;_first_col = firstCol;_xfs = xfs;_last_col = firstCol + xfs.Length - 1;}
