operator: naked-matrix

    description:
        naked-matrix[opn, ..., op2, op1]
        naked-matrix[opn, ..., op2, op1] sp
        display a single merged adjacency matrix, without the input and output vectors

    examples:
        load matrices.sw
        naked-matrix[M2,M1]
            [  0   42  6   6  36  24  6   ]
            [  9   32  14  2  24  32  8   ]
            [  12  73  23  7  58  60  15  ]
            [  0   63  9   9  54  36  9   ]
            [  3   41  9   5  34  28  7   ]

        -- specify the input kets of interest, here |x1>, |x2>, |x3>:
        naked-matrix[M2,M1] split |x1 x2 x3>
            [  0   42  6   ]
            [  9   32  14  ]
            [  12  73  23  ]
            [  0   63  9   ]
            [  3   41  9   ]


    see also:
        matrix, merged-matrix