Combining matrices and attribute vectors in the Matrix editor window
                                        1. Open a Matrix editor window with the matrix of your choice (Opening matrices).
2.  In the Matrix editor window, on the toolbar, click the symbol 
 Combination of matrices and vectors
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                                                         Tip: Alternatively, in the Matrices window, from the shortcut menu, choose Combination of matrices and vectors.  | 
                                                
The Edit graphic parameters window opens.
3. Make the desired settings (Creating a matrix calculated from a formula).
4. Confirm with OK.
The combination is calculated and the result is saved to the result matrix of your choice.

