@hackage / fingertree

Generic finger-tree structure, with example instances

Latest0.1.6.3

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Last updated 22 Dec 2025, by RossPaterson
License BSD-3-Clause
Categories Data Structures
Maintained by: Ross Paterson <R.Paterson@city.ac.uk>
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A general sequence representation with arbitrary annotations, for use as a base for implementations of various collection types, with examples, as described in section 4 of

Ralf Hinze and Ross Paterson, "Finger trees: a simple general-purpose data structure", Journal of Functional Programming 16:2 (2006) pp 197-217. https://staff.city.ac.uk/~ross/papers/FingerTree.html

For a tuned sequence type, see Data.Sequence in the containers package, which is a specialization of this structure.

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