GAP Manual: 47.8. MatTom

MatTom( tom )

MatTom produces a square matrix corresponding to the table of marks tom in compressed form. For large tables this may need a lot of space.

    gap> MatTom( a5 );
    [ [ 60, 0, 0, 0, 0, 0, 0, 0, 0 ], [ 30, 2, 0, 0, 0, 0, 0, 0, 0 ], 
      [ 20, 0, 2, 0, 0, 0, 0, 0, 0 ], [ 15, 3, 0, 3, 0, 0, 0, 0, 0 ], 
      [ 12, 0, 0, 0, 2, 0, 0, 0, 0 ], [ 10, 2, 1, 0, 0, 1, 0, 0, 0 ], 
      [ 6, 2, 0, 0, 1, 0, 1, 0, 0 ], [ 5, 1, 2, 1, 0, 0, 0, 1, 0 ], 
      [ 1, 1, 1, 1, 1, 1, 1, 1, 1 ] ]