Safe Haskell | None |
---|---|
Language | Haskell2010 |
Data.Monoid.Abelian
Synopsis
- newtype FreeAbelianMonoid a = FreeAbelianMonoid (Map a Natural)
Documentation
newtype FreeAbelianMonoid a Source #
Free abelian monoid. Note that `FreeAbelianMonoid () ≅ Natural` as expected.
Constructors
FreeAbelianMonoid (Map a Natural) |