samer@3: 
samer@3: % minmax - minmax for sequences operates over ENTIRE sequence
samer@3: %
samer@3: % minmax :: [D:[[1,E]]], I:[E] -> [set(D,I,2)].
samer@3: %
samer@3: % If you want minmax on a per-buffer basis, use fnseq:
samer@3: %  R=fnseq(@(x)minmax(x,dim),X)
samer@3: function R=minmax(X,dim)
samer@3: 	R=foldl(@(r,t)minmax(cat(dim,r,t),dim),[],X);
samer@3: end