chickadee » traversal » map-reduce-vector

reduce-n f i nprocedure
reduce-vector f i vprocedure
map-reduce g i f l #!rest lsprocedure
map-reduce-n g i f nprocedure
map-reduce-vector g i f v #!rest vsprocedure
map-reduce2 g i f lprocedure
map-reduce3 g i f l1 l2procedure

Reduces are left folds.