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81 lines
1.7 KiB
81 lines
1.7 KiB
15 years ago
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/*
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$Id: stats.h 466447 2005-10-02 17:54:10Z zander $
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KCalc, a scientific calculator for the X window system using the
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Qt widget libraries, available at no cost at http://www.troll.no
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Copyright (C) 1996 Bernd Johannes Wuebben
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wuebben@math.cornell.edu
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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 2 of the License, or
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(at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef KSTATS_H
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#define KSTATS_H
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#include <qptrlist.h>
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#include <math.h>
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#include "kcalctype.h"
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class KStats
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{
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public:
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KStats();
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~KStats();
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public:
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void clearAll();
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void enterData(CALCAMNT data);
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void clearLast();
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CALCAMNT min();
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CALCAMNT max();
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CALCAMNT sum();
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CALCAMNT mul();
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CALCAMNT sum_of_squares();
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CALCAMNT mean();
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CALCAMNT median();
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CALCAMNT std_kernel();
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CALCAMNT std();
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CALCAMNT sample_std();
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int count();
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bool error();
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private:
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QPtrList<CALCAMNT> data;
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bool error_flag;
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};
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class MyList : public QPtrList<CALCAMNT>
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{
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public:
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MyList() : QPtrList<CALCAMNT>() {};
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protected:
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int compareItems(Item item1,Item item2);
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};
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#endif /*KSTATS_H*/
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