This menu is only active when a matrix is selected.

**Set Properties...**This command opens a dialog window which is used to specify some view parameters of the matrix (cell width, format of numbers).

**Set Dimensions...**This command opens a dialog window which is used to specify the size of a matrix. It can also be used to specify the X and Y ranges which will be used as axis ranges for a 3D-plot of the matrix data.

**Set Values...**This command opens a dialog window which is used to fill in a matrix with the result of a function z=f(i,j) in which i and j stand for the row and column numbers.

**Transpose**Transpose the selected matrix.

**Invert**Inverse the selected matrix.

**Determinant**Compute the determinant of the selected matrix.

**Convert to Spreadsheet**Convert the selected matrix in a table.