> b = transpose(b)
 > help,b
      B               INT       = Array[1, 3]
 > print,b
       4
       5
       6
 > print,[a,b]
 Unable to concatenate variables because the dimensions do not agree: B.
 Execution halted at: $MAIN$
 > print,[[a],[b]]
 Unable to concatenate variables because the dimensions do not agree: B.
 Execution halted at: $MAIN$