model assignment.mod; data ..\data\20points.txt; # This line makes the length data symmetric. # for {(i,j) in Arcs: j < i} let length[i,j] := length[j,i]; solve; option omit_zero_rows 1; # This command prevents display of variables with value 0. display x; commands ..\makesvg.run; # Open the file tspgraph.svg with your web browser and an SVG viewer add-in. reset; # Clears memory.