Fri, 06 Jan 2012 10:19:49 +0100 haftmann incorporated canonical fold combinator on lists into body of List theory; refactored passages on List.fold(l/r)
Fri, 06 Jan 2012 10:19:49 +0100 haftmann incorporated canonical fold combinator on lists into body of List theory; refactored passages on List.fold(l/r); tuned quotes
Fri, 06 Jan 2012 10:19:48 +0100 haftmann prefer listsum over foldl plus 0
Fri, 06 Jan 2012 10:19:48 +0100 haftmann prefer concat over foldl append []
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -4 +4 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip