a # 1 60 R ' z#a to b;d;r;x;Lio                                         '
a # a,[1]  ' Lio#0                                                      '
a # a,[1]  ' r#RRz#1,b                                                  '
a # a,[1]  ' z#,z                                                       '
a # a,[1]  ' x#|z[2Xr>1]                                                '
a # a,[1]  ' d#z[1]_a                                                   '
a # a,[1]  ' $(3>r)Yl1                                                  '
a # a,[1]  ' b#a+(d%x)XI1+x                                             '
a # a,[1]  ' $l2                                                        '
a # a,[1]  'l1:b#a+(xXXd)XI1+D|d%x                                      '
a # a,[1]  'l2:z#b,(2+r>1)Uz                                            '
a # a,[1]  ' $0                                                         '
a # a,[1]  '"to - numeric vectors in equal increments                   '
a # a,[1]  '"from ''the apl handbook of techniques'' copyright 1978, ibm. '
a # a,[1]  '"syntax: r#a to b       r#n from a       r#a to b in m      '
a # a,[1]  '"        r#a to b by c  r#n from a by c                     '
a # a,[1]  '"  a: starting value                                        '
a # a,[1]  '"  b: last value (or boundary value)                        '
a # a,[1]  '"  c: increment (positive or negative but not zero)         '
a # a,[1]  '"  m: number of intervals desired (m ^= 0).                 '
a # a,[1]  '"     number of values obtained = m+1                       '
a # a,[1]  '"  n: number of values desired                              '
a # a,[1]  '"  r: resulting numeric vector with equal increments        '
a # a,[1]  '"-when the functions ''to'' and ''from'' are used alone, the    '
a # a,[1]  '" increment is understood to be one.  sequences of any of   '
a # a,[1]  '" the above forms are also possible, provided that they are '
a # a,[1]  '" separated by commas as shown in the examples.             '
Lfx a