Safe

tailDef

tailMay

tailNote

tailSafe

initDef

initMay

initNote

initSafe

headDef

headMay

headNote

lastDef

lastMay

lastNote

minimumDef

minimumMay

minimumNote

maximumDef

maximumMay

maximumNote

foldr1Def

foldr1May

foldr1Note

foldl1Def

foldl1May

foldl1Note

foldl1Def'

foldl1May'

foldl1Note'

fromJustDef

fromJustNote

assertNote

at

atDef

atMay

atNote

readDef

readMay

readNote

lookupJust

lookupJustDef

lookupJustNote

findJust

findJustDef

findJustNote

abort