Deformer.h
Go to the documentation of this file.
/* Frobby: Software for monomial ideal computations.
Copyright (C) 2010 University of Aarhus
Contact Bjarke Hammersholt Roune for license information (www.broune.com)
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see http://www.gnu.org/licenses/.
*/
#ifndef DEFORMER_GUARD
#define DEFORMER_GUARD
#include <vector>
#include <limits>
class Ideal;
class Term;
class TermPredicate;
class IdealOrderer;
class Deformer {
public:
Deformer(Ideal& ideal,
const IdealOrderer& deformationOrder,
bool makeStronglyGeneric = true);
void undeform(Term& term) const;
private:
vector<vector<Exponent> > _undeform;
};
#endif
Deformer::Deformer
Deformer(Ideal &ideal, const IdealOrderer &deformationOrder, bool makeStronglyGeneric=true)
Apply a generic deformation to ideal such that it becomes generic.
Definition Deformer.cpp:85
Deformer::_undeform
vector< vector< Exponent > > _undeform
var^e undeforms to var^(_undeform[var][e]).
Definition Deformer.h:53
Deformer::undeform
void undeform(Term &term) const
Apply the reverse transformation on term than that applied to the Ideal passed to the constructor.
Definition Deformer.cpp:99
IdealOrderer
Definition IdealOrderer.h:23
Ideal
Represents a monomial ideal with int exponents.
Definition Ideal.h:27
TermPredicate
Definition TermPredicate.h:24
Term
Term represents a product of variables which does not include a coefficient.
Definition Term.h:49