/ built-ins (examples only) / lazy utilities b.trace:{\x} ;b.trace..v:-1 b.stop:{x;`0;x} ;b.stop..v:-1 b.time:{t:_T;r:E x;\86400*_T-t;r} ;b.time..v:-1 b.disp:{`0:Disp tree x;x} ;b.disp..v:-1 b.first:{y;E x} ;b.first..v:-2 / eager utilities b.Trace:{\x} ;b.Trace..v:1 b.Wait:{0:`;} ;b.Wait..v:1 b.Print:{`0:5:x;x} ;b.Print..v:1 b.Emit:{`0:,".";x} ;b.Emit..v:1 / amend, dmend b.apply:{@[V1[x];y]} ;b.apply..v:2 b.dpply:{.[V[x];y]} ;b.dpply..v:2 b.atrap:{@[V1[x];y;:]} ;b.atrap..v:2 b.dtrap:{.[V[x];y;:]} ;b.dtrap..v:2 b.amend:{@[x;y;:;z]} ;b.amend..v:3 b.dmend:{.[x;y;:;z]} ;b.dmend..v:3 b.amend1:{@[x;y;V1[z]]} ;b.amend1..v:3 b.dmend1:{.[x;y;V1[z]]} ;b.dmend1..v:3 b.amend2:{[x;y;z;w]@[x;y;V2[z];w]} ;b.amend2..v:4 b.dmend2:{[x;y;z;w].[x;y;V2[z];w]} ;b.dmend2..v:4 / n: {.[_d;(`b;y);:;.:'x,/:("::";":")] .[_d;(`b;~y;`v);:;1 2]}'[$!7;(`aread`awrite;`kread`kwrite;`kcopy`load;`connect`set;`type`get;`show`kappend;`bread`bwrite)]; / k system functions 0 1 2 3{.[_d;`b,y;:;."_",$y];.[_d;`b,(~y),`v;:;x];}''(`t`T `log`exp`abs`sqr`sqrt`inv`sin`cos`tan`asin`acos`atan`sinh`cosh`tanh`lt`gtime`ltime`jd`dj`ci`ic`bd`db `dot`mul`draw`in`lin`bin`binl`dv`dvl`di`sv`vs`sm`ss `ssr);