| Maintainer | bastiaan.heeren@ou.nl |
|---|---|
| Stability | provisional |
| Portability | portable (depends on ghc) |
| Safe Haskell | None |
| Language | Haskell2010 |
Domain.Algebra.Field
Contents
Description
Synopsis
- class SemiRing a where
- class SemiRing a => Ring a where
- plusInverse :: a -> a
- (|-|) :: a -> a -> a
- class Ring a => Field a where
- timesInverse :: a -> a
- (|/|) :: a -> a -> a
- newtype Additive a = Additive {
- fromAdditive :: a
- newtype Multiplicative a = Multiplicative {
- fromMultiplicative :: a
- data SafeNum a
- safeNum :: SafeNum a -> Either String a
- class CoSemiRing a where
- class CoSemiRing a => CoRing a where
- class CoRing a => CoField a where
- isRecip :: a -> Maybe a
- isDivision :: a -> Maybe (a, a)
Semi-ring
class SemiRing a where Source #
Instances
| SemiRing Expr Source # | |
| Num a => SemiRing (SafeNum a) Source # | |
| (CoField a, Field a) => SemiRing (SmartField a) Source # | |
Defined in Domain.Algebra.SmartGroup Methods (|+|) :: SmartField a -> SmartField a -> SmartField a Source # zero :: SmartField a Source # sum :: [SmartField a] -> SmartField a Source # (|*|) :: SmartField a -> SmartField a -> SmartField a Source # one :: SmartField a Source # product :: [SmartField a] -> SmartField a Source # | |
Ring
class SemiRing a => Ring a where Source #
Minimal complete definition
Nothing
Instances
| Ring Expr Source # | |
| Num a => Ring (SafeNum a) Source # | |
| (CoField a, Field a) => Ring (SmartField a) Source # | |
Defined in Domain.Algebra.SmartGroup Methods plusInverse :: SmartField a -> SmartField a Source # (|-|) :: SmartField a -> SmartField a -> SmartField a Source # | |
Field
class Ring a => Field a where Source #
Minimal complete definition
Nothing
Instances
| Field Expr Source # | |
| (Eq a, Fractional a) => Field (SafeNum a) Source # | |
| (CoField a, Field a) => Field (SmartField a) Source # | |
Defined in Domain.Algebra.SmartGroup Methods timesInverse :: SmartField a -> SmartField a Source # (|/|) :: SmartField a -> SmartField a -> SmartField a Source # | |
Additive monoid
Constructors
| Additive | |
Fields
| |
Instances
| Functor Additive Source # | |
| Applicative Additive Source # | |
| Eq a => Eq (Additive a) Source # | |
| Ord a => Ord (Additive a) Source # | |
Defined in Domain.Algebra.Field | |
| Show a => Show (Additive a) Source # | |
| SemiRing a => Semigroup (Additive a) Source # | |
| SemiRing a => Monoid (Additive a) Source # | |
| Arbitrary a => Arbitrary (Additive a) Source # | |
| CoArbitrary a => CoArbitrary (Additive a) Source # | |
Defined in Domain.Algebra.Field Methods coarbitrary :: Additive a -> Gen b -> Gen b # | |
| CoRing a => CoGroup (Additive a) Source # | |
| CoSemiRing a => CoMonoid (Additive a) Source # | |
| Ring a => Group (Additive a) Source # | |
Multiplicative monoid
newtype Multiplicative a Source #
Constructors
| Multiplicative | |
Fields
| |
Instances
Datatype for safe numeric operators
Instances
| Monad SafeNum Source # | |
| Functor SafeNum Source # | |
| Applicative SafeNum Source # | |
| Eq a => Eq (SafeNum a) Source # | |
| (Eq a, Fractional a) => Fractional (SafeNum a) Source # | |
| Num a => Num (SafeNum a) Source # | |
Defined in Domain.Algebra.Field | |
| Ord a => Ord (SafeNum a) Source # | |
| Show a => Show (SafeNum a) Source # | |
| Arbitrary a => Arbitrary (SafeNum a) Source # | |
| (Eq a, Fractional a) => Field (SafeNum a) Source # | |
| Num a => Ring (SafeNum a) Source # | |
| Num a => SemiRing (SafeNum a) Source # | |
CoSemiRing, CoRing, and CoField (for matching)
class CoSemiRing a where Source #
Instances
| CoSemiRing Expr Source # | |
| CoSemiRing a => CoSemiRing (SmartField a) Source # | |
Defined in Domain.Algebra.SmartGroup Methods isPlus :: SmartField a -> Maybe (SmartField a, SmartField a) Source # isZero :: SmartField a -> Bool Source # isTimes :: SmartField a -> Maybe (SmartField a, SmartField a) Source # isOne :: SmartField a -> Bool Source # | |
class CoSemiRing a => CoRing a where Source #
Minimal complete definition
Instances
| CoRing Expr Source # | |
| CoRing a => CoRing (SmartField a) Source # | |
Defined in Domain.Algebra.SmartGroup Methods isNegate :: SmartField a -> Maybe (SmartField a) Source # isMinus :: SmartField a -> Maybe (SmartField a, SmartField a) Source # | |
class CoRing a => CoField a where Source #
Minimal complete definition
Instances
| CoField Expr Source # | |
| CoField a => CoField (SmartField a) Source # | |
Defined in Domain.Algebra.SmartGroup Methods isRecip :: SmartField a -> Maybe (SmartField a) Source # isDivision :: SmartField a -> Maybe (SmartField a, SmartField a) Source # | |