/usr/include/eclib/cusp.h is in libec-dev 20160720-2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | // FILE CUSP.H
//////////////////////////////////////////////////////////////////////////
//
// Copyright 1990-2012 John Cremona
//
// This file is part of the eclib package.
//
// eclib 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.
//
// eclib 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 eclib; if not, write to the Free Software Foundation,
// Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
//
//////////////////////////////////////////////////////////////////////////
class cusplist {
private:
const moddata* N;
rational *list;
long number,maxnumber;
int cuspeq(const rational& c1, const rational& c2, int plusflag=0) const;
public:
cusplist(long n=0, const moddata* iN=0) :N(iN), number(0), maxnumber(n)
{ list=new rational[n];}
~cusplist() {delete[] list;}
long index(const rational& a);
long index_1(const rational& a);
long index_2(const rational& a);
rational item(long n) const {return list[n];} //should check n really
void display() const
{for(long i=0; i<number; i++) cout<<i<<"\t"<<list[i]<<endl;}
long count() const {return number;}
};
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