`#include <assert.h>`

`#include <vector>`

`#include <iostream>`

`#include <algorithm>`

`#include <complex>`

`#include <2geom/utils.h>`

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## Classes | |

class | Geom::Poly |

## Namespaces | |

namespace | Geom |

Various geometrical calculations. | |

## Functions | |

Poly | Geom::compose (Poly const &a, Poly const &b) |

Poly | Geom::derivative (Poly const &p) |

Poly | Geom::divide (Poly const &a, Poly const &b, Poly &r) |

Poly | Geom::divide_out_root (Poly const &p, double x) |

Poly | Geom::gcd (Poly const &a, Poly const &b, const double) |

Poly | Geom::integral (Poly const &p) |

Poly | Geom::operator* (double a, Poly const &b) |

std::ostream & | Geom::operator<< (std::ostream &out_file, const Poly &in_poly) |

double | Geom::polish_root (Poly const &p, double guess, double tol) |

std::vector< std::complex < double > > | Geom::solve (Poly const &pp) |

std::vector< double > | Geom::solve_reals (Poly const &p) |

**Todo:**- brief description

Authors: ? <?@?.?>

Copyright ?-? authors

This library is free software; you can redistribute it and/or modify it either under the terms of the GNU Lesser General Public License version 2.1 as published by the Free Software Foundation (the "LGPL") or, at your option, under the terms of the Mozilla Public License Version 1.1 (the "MPL"). If you do not alter this notice, a recipient may use your version of this file under either the MPL or the LGPL.

You should have received a copy of the LGPL along with this library in the file COPYING-LGPL-2.1; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA You should have received a copy of the MPL along with this library in the file COPYING-MPL-1.1

The contents of this file are subject to the Mozilla Public License Version 1.1 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.mozilla.org/MPL/

This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the LGPL or the MPL for the specific language governing rights and limitations.

Definition in file poly.h.

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