Safe Haskell | Safe-Inferred |
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# Documentation

class Monoid m => Group m whereSource

A `Group`

is a `Monoid`

plus a function, `invert`

, such that:

a <> invert a == mempty

invert a <> a == mempty

Group () | |

Group a => Group (Dual a) | |

Num a => Group (Sum a) | |

Fractional a => Group (Product a) | |

Group b => Group (a -> b) | |

(Group a, Group b) => Group (a, b) | |

(Group a, Group b, Group c) => Group (a, b, c) | |

(Group a, Group b, Group c, Group d) => Group (a, b, c, d) | |

(Group a, Group b, Group c, Group d, Group e) => Group (a, b, c, d, e) |

class Group g => Abelian g Source

Abelian () | |

Abelian a => Abelian (Dual a) | |

Num a => Abelian (Sum a) | |

Fractional a => Abelian (Product a) | |

Abelian b => Abelian (a -> b) | |

(Abelian a, Abelian b) => Abelian (a, b) | |

(Abelian a, Abelian b, Abelian c) => Abelian (a, b, c) | |

(Abelian a, Abelian b, Abelian c, Abelian d) => Abelian (a, b, c, d) | |

(Abelian a, Abelian b, Abelian c, Abelian d, Abelian e) => Abelian (a, b, c, d, e) |