•ktye/k  src
 online: repl kde(about) intro apl360 pdp11 db halfkey
 cmline: kx(awk-like) kcsv kdb(debug)
 uikweb: about tokenize compile
•the k incunabulum
•zoo of array languages APL\360 ngn/apl APL\iv BQN KAP incunabulum APL\? j4.2 jstack oK ktye/k2 ktye/k.w klong ngn/k k7 k9 ktye/k lil
•j stack language
•edit a/c

ktye/k ktye.github.io/kdoc.htm
+ flp add  '  ech both bin lin
- neg sub  /  ovr/fix echright
* fst mul  \  scn/fix eachleft
% sqr div      / join   decode
! til key  mod \ split  encode
& wer min  $[a;b;...]     cond
| rev max  while[c;a;b;d;e;..]
< asc les  f:{x+y}   [bl;o;ck]
> dsc mor              "abc" c
= grp eql  01234567   1 2 3  i
~ not mtc   :+-*%&|   4 5 6. f
, enl cat  <>=~!,^#   2a300  z
^ srt cut  _$?@.     (1;2 3) L
# cnt tak           `a`b!5 6 D
_ flr drp  t,d t,t t,'t   join
$ str cst           k!t    key
? unq fnd  in       k?t  group
@ typ atx  @[x;i;+;y]    amend
. val cal  .[x;i;+;y]    dmend
                              
abs sin cos exp log find angle
imag conj  types:cisfzLDTvcdlx
?n(uniform) ?-n(normal) ?z(bi)
n?n(with)   random   -n?n(w/o)