a # 1 60 R ' z#a beside b;i;j                                           '
a # a,[1]  ' i#1YRa#prepare a                                           '
a # a,[1]  ' j#1YRb#prepare b                                           '
a # a,[1]  ' $(l1,l2,l0)if i compare j                                  '
a # a,[1]  'l0:$l2 H b#(i_j)addrows b                                   '
a # a,[1]  'l1:a#(j_i)addrows a                                         '
a # a,[1]  'l2:z#a,''|'',b                                                '
a # a,[1]  ' $0                                                         '
a # a,[1]  '"beside - presents two structures side by side in report    '
a # a,[1]  '"format                                                     '
a # a,[1]  '"from ''the apl handbook of techniques'' copyright 1978, ibm. '
a # a,[1]  '"-can format a report with row headings and a separator,    '
a # a,[1]  '" or simply join two disparate matrices.  see Gccat         '
a # a,[1]  '"-uses: Gprepare Gcompare Gif Gaddrows                      '
Lfx a