name args meanings ~ 1 bitwise not, dump, eval ` 1 inspect ! 1 logical not @ 3 rotate # comment $ 1 or 2 stack ith, sort(by) + coerce add, concat - coerce subtract, set diff * order mult, block execute times, array repeat, join, fold / order div, split, split in groups of size, unfold, each % order mod, map, every ith element, clean split | coerce bitwise/setwise or & coerce bitwise/setwise and ^ coerce bitwise/setwise xor { } blocks ' raw string " escaped string [ ] Array creation \ 2 swap 2 : 1* assignment ; 1 pop < order less than, elements less than index > order greater than, elements greater than or equal to index = order equal to, element at index , 1 or 2 [*0...n], size, select . 1 dup ? order pow, index, find ( 1 deincrement, uncons ) 1 increment, right uncons and or xor 2 print 1 p 1 n 0 puts 1 rand 1 do 1 while until 2 if 3 abs 1 zip 1 base 2