^M Each column heading has a function definition linked to it along the 'defn' dimension. Go to each column heading and press 'A' for the answer. ^M sum product count accumulate(0,plus,n,'cdr',1) accumulate(1,times,n,'cdr',1) accumulate(0,new Function('a,b','return a+1'),n,'cdr',1) 1 2 3 4 5 6