Copyright | Copyright (c) 1998-1999, 2008 Chris Okasaki |
---|---|

License | MIT; see COPYRIGHT file for terms and conditions |

Maintainer | robdockins AT fastmail DOT fm |

Stability | stable |

Portability | GHC, Hugs (MPTC and FD) |

Safe Haskell | None |

Language | Haskell2010 |

Skew heaps.

*References:*

- Daniel Sleator and Robert Tarjan. "Self-Adjusting Heaps".
*SIAM Journal on Computing*, 15(1):52-69, February 1986.

- data Heap a
- empty :: Ord a => Heap a
- singleton :: Ord a => a -> Heap a
- fromSeq :: (Ord a, Sequence seq) => seq a -> Heap a
- insert :: Ord a => a -> Heap a -> Heap a
- insertSeq :: (Ord a, Sequence seq) => seq a -> Heap a -> Heap a
- union :: Ord a => Heap a -> Heap a -> Heap a
- unionSeq :: (Ord a, Sequence seq) => seq (Heap a) -> Heap a
- delete :: Ord a => a -> Heap a -> Heap a
- deleteAll :: Ord a => a -> Heap a -> Heap a
- deleteSeq :: (Ord a, Sequence seq) => seq a -> Heap a -> Heap a
- null :: Ord a => Heap a -> Bool
- size :: Ord a => Heap a -> Int
- member :: Ord a => a -> Heap a -> Bool
- count :: Ord a => a -> Heap a -> Int
- strict :: Heap a -> Heap a
- structuralInvariant :: Ord a => Heap a -> Bool
- toSeq :: (Ord a, Sequence seq) => Heap a -> seq a
- lookup :: Ord a => a -> Heap a -> a
- lookupM :: (Ord a, Monad m) => a -> Heap a -> m a
- lookupAll :: (Ord a, Sequence seq) => a -> Heap a -> seq a
- lookupWithDefault :: Ord a => a -> a -> Heap a -> a
- fold :: Ord a => (a -> b -> b) -> b -> Heap a -> b
- fold' :: Ord a => (a -> b -> b) -> b -> Heap a -> b
- fold1 :: Ord a => (a -> a -> a) -> Heap a -> a
- fold1' :: Ord a => (a -> a -> a) -> Heap a -> a
- filter :: Ord a => (a -> Bool) -> Heap a -> Heap a
- partition :: Ord a => (a -> Bool) -> Heap a -> (Heap a, Heap a)
- strictWith :: (a -> b) -> Heap a -> Heap a
- deleteMin :: Ord a => Heap a -> Heap a
- deleteMax :: Ord a => Heap a -> Heap a
- unsafeInsertMin :: Ord a => a -> Heap a -> Heap a
- unsafeInsertMax :: Ord a => a -> Heap a -> Heap a
- unsafeFromOrdSeq :: (Ord a, Sequence seq) => seq a -> Heap a
- unsafeAppend :: Ord a => Heap a -> Heap a -> Heap a
- filterLT :: Ord a => a -> Heap a -> Heap a
- filterLE :: Ord a => a -> Heap a -> Heap a
- filterGT :: Ord a => a -> Heap a -> Heap a
- filterGE :: Ord a => a -> Heap a -> Heap a
- partitionLT_GE :: Ord a => a -> Heap a -> (Heap a, Heap a)
- partitionLE_GT :: Ord a => a -> Heap a -> (Heap a, Heap a)
- partitionLT_GT :: Ord a => a -> Heap a -> (Heap a, Heap a)
- minView :: (Ord a, Monad m) => Heap a -> m (a, Heap a)
- minElem :: Ord a => Heap a -> a
- maxView :: (Ord a, Monad m) => Heap a -> m (a, Heap a)
- maxElem :: Ord a => Heap a -> a
- foldr :: Ord a => (a -> b -> b) -> b -> Heap a -> b
- foldr' :: Ord a => (a -> b -> b) -> b -> Heap a -> b
- foldl :: Ord a => (b -> a -> b) -> b -> Heap a -> b
- foldl' :: Ord a => (b -> a -> b) -> b -> Heap a -> b
- foldr1 :: Ord a => (a -> a -> a) -> Heap a -> a
- foldr1' :: Ord a => (a -> a -> a) -> Heap a -> a
- foldl1 :: Ord a => (a -> a -> a) -> Heap a -> a
- foldl1' :: Ord a => (a -> a -> a) -> Heap a -> a
- toOrdSeq :: (Ord a, Sequence seq) => Heap a -> seq a
- unsafeMapMonotonic :: Ord a => (a -> a) -> Heap a -> Heap a
- moduleName :: String

# Type of skew heaps

Ord a => Eq (Heap a) Source | |

Ord a => Ord (Heap a) Source | |

(Ord a, Read a) => Read (Heap a) Source | |

(Ord a, Show a) => Show (Heap a) Source | |

(Ord a, Arbitrary a) => Arbitrary (Heap a) Source | |

(Ord a, CoArbitrary a) => CoArbitrary (Heap a) Source | |

Ord a => Monoid (Heap a) Source | |

Ord a => CollX (Heap a) a Source | |

Ord a => OrdCollX (Heap a) a Source | |

Ord a => Coll (Heap a) a Source | |

Ord a => OrdColl (Heap a) a Source |

# CollX operations

structuralInvariant :: Ord a => Heap a -> Bool Source

# Coll operations

lookupWithDefault :: Ord a => a -> a -> Heap a -> a Source

strictWith :: (a -> b) -> Heap a -> Heap a Source

# OrdCollX operations

unsafeInsertMin :: Ord a => a -> Heap a -> Heap a Source

unsafeInsertMax :: Ord a => a -> Heap a -> Heap a Source

unsafeFromOrdSeq :: (Ord a, Sequence seq) => seq a -> Heap a Source

# OrdColl operations

unsafeMapMonotonic :: Ord a => (a -> a) -> Heap a -> Heap a Source