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GAP 4.8.9 installation with standard packages -- copy to your CoCalc project to get it

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/*

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 * Normaliz

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 * Copyright (C) 2007-2014  Winfried Bruns, Bogdan Ichim, Christof Soeger

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 * This program is free software: you can redistribute it and/or modify

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 * it under the terms of the GNU General Public License as published by

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 * the Free Software Foundation, either version 3 of the License, or

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 * (at your option) any later version.

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 *

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 * This program is distributed in the hope that it will be useful,

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 * but WITHOUT ANY WARRANTY; without even the implied warranty of

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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

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 * GNU General Public License for more details.

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 *

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 * You should have received a copy of the GNU General Public License

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 * along with this program.  If not, see <http://www.gnu.org/licenses/>.

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 *

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 * As an exception, when this program is distributed through (i) the App Store

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 * by Apple Inc.; (ii) the Mac App Store by Apple Inc.; or (iii) Google Play

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 * by Google Inc., then that store may impose any digital rights management,

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 * device limits and/or redistribution restrictions that are required by its

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 * terms of service.

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 */

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//---------------------------------------------------------------------------

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#ifndef CONVERT_H

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#define CONVERT_H

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//---------------------------------------------------------------------------

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//#include <ostream>

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#include <libQnormaliz/Qnormaliz_exception.h>

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#include <libQnormaliz/Qinteger.h>

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namespace libQnormaliz {

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// conversion for integers, throws ArithmeticException if conversion fails

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template<typename ToType, typename FromType>

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void convert(ToType& ret, const FromType& val) {

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    if (!try_convert(ret,val)) {

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        throw ArithmeticException(val);

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    }

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}

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// conversion of vectors

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template<typename ToType, typename FromType>

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void convert(vector<ToType>& ret_vect, const vector<FromType>& from_vect){

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    size_t s = from_vect.size();

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    ret_vect.resize(s);

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    for (size_t i=0; i<s; ++i)

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        convert(ret_vect[i], from_vect[i]);

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}

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// general conversion with return, throws ArithmeticException if conversion fails

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template<typename ToType, typename FromType>

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ToType convertTo(const FromType& val) {

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    ToType copy;

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    convert(copy,val);

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    return copy;

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}

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}  //end namespace

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//---------------------------------------------------------------------------

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#endif

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//---------------------------------------------------------------------------

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