type-level-natural-number: Simple, Haskell 2010-compatible type level natural numbers
This is a simple, Haskell 2010 compatible implementation of type-level natural numbers. Operations requiring non-Haskell 2010 language extensions have been split into a separate package.
The difference between this package and the many others on Hackage implementing type-level naturals is its emphasis on simplicity. It only supports non-negative natural numbers, and only the successor and predicessor operations. It represents natural numbers using a type-level linked list, so it is not intended to be used for representing large numbers. Pre-defined aliases for natural numbers up to 15 are provided.
The code for this package was largely taken from the excellent Vec package; I created this package with the intent of making this functionality more widely available.
Difference from 1.0: Added instances for Typeable, and word synonyms for N0...N15.
Downloads
- type-level-natural-number-1.1.tar.gz [browse] (Cabal source package)
- Package description (as included in the package)
Maintainer's Corner
For package maintainers and hackage trustees
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| Versions [RSS] | 1.0, 1.1, 1.1.1, 2.0 |
|---|---|
| Dependencies | base (>=3 && <5) [details] |
| License | BSD-3-Clause |
| Author | Gregory Crosswhite |
| Maintainer | Gregory Crosswhite <gcross@phys.washington.edu> |
| Uploaded | by GregoryCrosswhite at 2010-10-14T01:22:57Z |
| Category | Type System, Data |
| Distributions | LTSHaskell:2.0, Stackage:2.0 |
| Reverse Dependencies | 8 direct, 7 indirect [details] |
| Downloads | 3905 total (9 in the last 30 days) |
| Rating | (no votes yet) [estimated by Bayesian average] |
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| Status | Docs uploaded by user Build status unknown [no reports yet] |