arithmetic? | Checks if a progression is arithmetic |

binomial | Binomial number |

category | Category (arithmetic, geometric...) of a progression |

combinations | Number of combinations |

combinations_with_repetitions | Number of combinations with repetitions |

composition | Composition of two permutations |

constant_sequence | Create a constant sequence |

cycles_representation | Representation of a permutation by cycles |

distribution | Distribution of the elements in a divisor |

double_factorial | Double factorial operation |

factorial | Factorial operation |

fibonacci | Fibonacci numbers |

geometric_progression | Geometric progression constructor |

identity? | Checks if a permutation is the identity |

identity | Constructs the identity permutation |

lucas | Lucas numbers |

order | Order of a permutation |

permutations | Permutations of a set |

permutations_with_repetitions | Permutations with repetitions of a set |

polynomic? | Checks if a progression is polynomic |

progression | Constructs a progression |

ratio | Ratio of a geometric progression |

sign | Sign of a permutation |

step | Step of a sequence |

tartaglia | Tartaglia triangle's row |

transposition | Transposition permutation |

variations | Variations of a set |

variations_with_repetition | Variations with repetitions of a set |

vector | Permutation to vector converter |

zeros | Sequence of zeros |