Data.Bifoldable
class Bifoldable p
bifoldr'
bifoldr1
bifoldrM
bifoldl'
bifoldl1
bifoldlM
bitraverse_
bifor_
bimapM_
biforM_
bimsum
bisequenceA_
bisequence_
biasum
biList
binull
bilength
bielem
bimaximum
biminimum
bisum
biproduct
biconcat
biconcatMap
biand
bior
biany
biall
bimaximumBy
biminimumBy
binotElem
bifind