mirror of https://gitlab.com/rnger/amath
809 lines
16 KiB
C++
809 lines
16 KiB
C++
/*-
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* Copyright (c) 2014-2017 Carsten Sonne Larsen <cs@innolan.net>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Project homepage:
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* http://amath.innolan.net
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*
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*/
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#include "math.h"
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#include "numb.h"
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#include "real.h"
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#include "cplex.h"
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#include "nnumb.h"
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#include "integer.h"
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IntegerNumber::IntegerNumber() :
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Number(nsysinteger)
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{
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i = 0;
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}
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IntegerNumber::IntegerNumber(signed int i) :
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Number(nsysinteger)
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{
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this->i = i;
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}
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IntegerNumber::IntegerNumber(unsigned int i) :
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Number(nsysinteger)
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{
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this->i = i;
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}
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IntegerNumber::~IntegerNumber()
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{
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}
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Number* IntegerNumber::Clone()
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{
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return new IntegerNumber(i);
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}
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int IntegerNumber::GetIntegerValue()
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{
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return i;
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}
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double IntegerNumber::GetRealValue()
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{
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return static_cast<double>(i);
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}
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bool IntegerNumber::PureComplexValue()
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{
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return false;
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}
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int IntegerNumber::GetPrecedence()
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{
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return (i < 0) ? -1 : 0;
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}
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int IntegerNumber::GetDefaultPrecedence()
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{
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return 0;
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}
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bool IntegerNumber::IsZero()
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{
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return i == 0;
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}
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bool IntegerNumber::IsTooSmall()
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{
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return false;
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}
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bool IntegerNumber::IsTooLarge()
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{
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return false;
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}
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bool IntegerNumber::IsNaN()
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{
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return false;
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}
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bool IntegerNumber::IsNotImplemented()
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{
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return false;
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}
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Number* IntegerNumber::Unary()
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{
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return new IntegerNumber(-i);
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}
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Number* IntegerNumber::Add(Number* other)
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{
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if (other->IsNaN())
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{
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return new NonNumber(nnnan);
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}
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if (other->system == nsysinteger)
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{
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IntegerNumber* a = static_cast<IntegerNumber*>(other);
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if (a->i > MAX_INT_NUM / 2 || i > MAX_INT_NUM / 2)
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return new RealNumber(static_cast<double>(a->i) + static_cast<double>(i));
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return new IntegerNumber(i + a->i);
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}
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return other->Add(this);
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}
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Number* IntegerNumber::Sub(Number* other)
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{
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if (other->IsNaN())
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{
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return new NonNumber(nnnan);
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}
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if (other->system == nsysinteger)
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{
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IntegerNumber* a = static_cast<IntegerNumber*>(other);
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if (a->i < -MAX_INT_NUM / 2 || i < -MAX_INT_NUM / 2)
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return new RealNumber(static_cast<double>(a->i) - static_cast<double>(i));
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return new IntegerNumber(i - a->i);
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}
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Number* y = other->Unary();
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Number* q = y->Add(this);
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delete y;
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return q;
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}
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Number* IntegerNumber::Mul(Number* other)
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{
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if (other->IsNaN())
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{
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return new NonNumber(nnnan);
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}
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if (other->system == nsysinteger)
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{
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IntegerNumber* a = static_cast<IntegerNumber*>(other);
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double r = static_cast<double>(i) * static_cast<double>(a->i);
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if (r < static_cast<double>(MAX_INT_NUM))
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return new IntegerNumber(i * a->i);
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return new RealNumber(r);
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}
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return other->Mul(this);
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}
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Number* IntegerNumber::Div(Number* other)
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{
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if (other->IsZero() || other->IsNaN())
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return new NonNumber(nnnan);
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Number* y = other->Reciprocal();
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Number* q = Mul(y);
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delete y;
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return q;
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}
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/**
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* @brief Exponentiation function.
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*
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* See implementation in pow(double, double)
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*/
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Number* IntegerNumber::Raise(Number* exponent)
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{
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if (exponent->IsNaN())
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{
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return new NonNumber(nnnan);
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}
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if (exponent->system == nsysinteger)
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{
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return new RealNumber(pow(static_cast<double>(i), static_cast<IntegerNumber*>(exponent)->i));
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}
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if (exponent->system == nsysreal)
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{
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return new RealNumber(pow(static_cast<double>(i), static_cast<RealNumber*>(exponent)->GetRealValue()));
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}
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ComplexNumber* y = new ComplexNumber(i, 0.0);
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Number* q = y->Raise(exponent);
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delete y;
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return q;
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}
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/**
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* @brief Mathematical sign function.
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*
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*/
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Number* IntegerNumber::Signum()
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{
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return new IntegerNumber(isgn(i));
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}
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/**
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* @brief Mathematical truncate function.
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*
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*/
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Number* IntegerNumber::Trunc()
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{
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return new IntegerNumber(i);
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}
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/**
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* @brief Mathematical round function.
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*
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*/
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Number* IntegerNumber::Round()
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{
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return new IntegerNumber(i);
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}
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/**
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* @brief Mathematical floor function.
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*
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*/
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Number* IntegerNumber::Floor()
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{
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return new IntegerNumber(i);
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}
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/**
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* @brief Mathematical ceiling function.
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*
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*/
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Number* IntegerNumber::Ceiling()
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{
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return new IntegerNumber(i);
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}
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/**
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* @brief Absolute value of number.
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*
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*/
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Number* IntegerNumber::Absolute()
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{
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return new IntegerNumber(abs(i));
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}
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/**
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* @brief Square root function.
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*
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*/
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Number* IntegerNumber::SquareRoot()
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{
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if (i == 0)
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return new IntegerNumber(0);
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if (i > 0)
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return new RealNumber(sqrt(static_cast<double>(i)));
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Number* n = new ComplexNumber(static_cast<double>(i), 0);
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Number* r = n->SquareRoot();
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delete n;
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return r;
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}
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/**
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* @brief Cube root function.
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*
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*/
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Number* IntegerNumber::CubeRoot()
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{
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return new RealNumber(cbrt(static_cast<double>(i)));
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}
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/**
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* @brief Reciprocal function.
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*
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*/
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Number* IntegerNumber::Reciprocal()
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{
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if (i == 0)
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return new NonNumber(nnnan);
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return new RealNumber(1.0 / static_cast<double>(i));
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}
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/**
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* @brief Factorial function.
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*
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*/
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Number* IntegerNumber::Factorial()
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{
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if (i < 0)
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return new NonNumber(nnnan);
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if (i == 0 || i == 1)
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return new IntegerNumber(1);
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int l = i > 1000 ? 1000 : i;
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double r = 1.0;
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for (int c = 1; c <= l; c++)
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r = r * c;
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if (r < static_cast<double>(MAX_INT_NUM))
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return new IntegerNumber(static_cast<int>(r));
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return new RealNumber(r);
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}
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/**
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* @brief Binary logarithm function (base 2).
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*
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* See implementation of natural logarithm in log(double)
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*/
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Number* IntegerNumber::Log2()
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{
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if (i == 0)
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return new NonNumber(nnnan);
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if (i > 0)
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return new RealNumber(log(static_cast<double>(i)) / LOG2);
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Number* n = new ComplexNumber(static_cast<double>(i), 0);
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Number* r = n->Log2();
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delete n;
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return r;
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}
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/**
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* @brief Natural logarithm function (base e).
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*
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* See implementation of natural logarithm in log(double)
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*/
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Number* IntegerNumber::Log()
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{
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if (i == 0)
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return new NonNumber(nnnan);
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if (i > 0)
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return new RealNumber(log(static_cast<double>(i)));
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Number* n = new ComplexNumber(static_cast<double>(i), 0);
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Number* r = n->Log();
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delete n;
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return r;
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}
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/**
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* @brief Base 10 logarithm function.
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*
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* See implementation of base 10 logarithm in log10(double)
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*/
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Number* IntegerNumber::Log10()
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{
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if (i == 0)
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return new NonNumber(nnnan);
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if (i > 0)
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return new RealNumber(log10(static_cast<double>(i)));
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Number* n = new ComplexNumber(static_cast<double>(i), 0);
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Number* r = n->Log10();
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delete n;
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return r;
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}
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/**
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* @brief Trigonometric cosine function.
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*
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* See implementation of cosine function in cos(double)
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*/
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Number* IntegerNumber::Cosine()
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{
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return new RealNumber(cos(static_cast<double>(i)), true);
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}
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/**
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* @brief Trigonometric secant function.
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*
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* See implementation of cosine function in cos(double)
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*/
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Number* IntegerNumber::Secant()
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{
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double a = cos(static_cast<double>(i));
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if (a == 0.0)
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return new NonNumber(nnnan);
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return new RealNumber(1.0 / a);
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}
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/**
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* @brief Trigonometric tangent function.
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*
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* See implementation of tangent function in tan(double)
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*/
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Number* IntegerNumber::Tangent()
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{
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return new RealNumber(tan(static_cast<double>(i)), true);
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}
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/**
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* @brief Trigonometric cotangent function.
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*
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* See implementation of tangent function in tan(double)
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*/
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Number* IntegerNumber::Cotangent()
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{
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double a = tan(static_cast<double>(i));
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if (a == 0.0)
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return new NonNumber(nnnan);
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return new RealNumber(1.0 / a);
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}
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/**
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* @brief Hyperbolic sine function.
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*
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* See implementation of hyperbolic sine function in sinh(double)
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*/
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Number* IntegerNumber::HypSine()
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{
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return new RealNumber(sinh(static_cast<double>(i)));
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}
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/**
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* @brief Hyperbolic cosecant function.
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*
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* See implementation of hyperbolic sine function in sinh(double)
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*/
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Number* IntegerNumber::HypCosecant()
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{
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double a = sinh(static_cast<double>(i));
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if (a == 0.0)
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return new NonNumber(nnnan);
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return new RealNumber(1.0 / a);
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}
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/**
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* @brief Hyperbolic cosine function.
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*
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* See implementation of hyperbolic cosine function in cosh(double)
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*/
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Number* IntegerNumber::HypCosine()
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{
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return new RealNumber(cosh(static_cast<double>(i)));
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}
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/**
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* @brief Hyperbolic secant function.
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*
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* See implementation of hyperbolic cosine function in cosh(double)
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*/
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Number* IntegerNumber::HypSecant()
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{
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return new RealNumber(1.0 / cosh(i));
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}
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/**
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* @brief Hyperbolic tangent function.
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*
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* See implementation of hyperbolic tangent function in tanh(double)
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*/
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Number* IntegerNumber::HypTangent()
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{
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return new RealNumber(tanh(static_cast<double>(i)));
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}
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/**
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* @brief Hyperbolic cotangent function.
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*
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* See implementation of hyperbolic tangent function in tanh(double)
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*/
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Number* IntegerNumber::HypCotangent()
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{
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if (i == 0)
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return new NonNumber(nnnan);
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return new RealNumber(1.0 / tanh(static_cast<double>(i)));
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}
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/**
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* @brief Trigonometric sine function.
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*
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* See implementation of sine function in sin(double)
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*/
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Number* IntegerNumber::Sine()
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{
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return new RealNumber(sin(static_cast<double>(i)), true);
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}
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/**
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* @brief Trigonometric cosecant function.
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*
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* See implementation of sine function in sin(double)
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*/
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Number* IntegerNumber::Cosecant()
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{
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double a = sin(static_cast<double>(i));
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if (a == 0.0)
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return new NonNumber(nnnan);
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return new RealNumber(1.0 / a);
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}
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/**
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* @brief Inverse trigonometric cosine function.
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*
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* See implementation of inverse trigonometric cosine in acos(double)
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*/
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Number* IntegerNumber::ArcCosine()
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{
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return new RealNumber(acos(static_cast<double>(i)));
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}
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/**
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* @brief Inverse trigonometric secant function.
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*
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* See implementation of inverse trigonometric cosine in acos(double)
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*/
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Number* IntegerNumber::ArcSecant()
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{
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if (i == 0)
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return new NonNumber(nnnan);
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return new RealNumber(acos(1.0 / static_cast<double>(i)));
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}
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/**
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* @brief Inverse trigonometric tangent function.
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*
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* See implementation of inverse trigonometric tangent in atan(double)
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*/
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Number* IntegerNumber::ArcTangent()
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{
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return new RealNumber(atan(static_cast<double>(i)));
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}
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/**
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* @brief Inverse trigonometric cotangent function.
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*
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* See implementation of inverse trigonometric tangent in atan(double)
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*/
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Number* IntegerNumber::ArcCotangent()
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{
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if (i == 0)
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return new NonNumber(nnnan);
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return new RealNumber(atan(1.0 / static_cast<double>(i)));
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}
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/**
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* @brief Inverse trigonometric sine function.
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*
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* See implementation of inverse trigonometric sine in asin(double)
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*/
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Number* IntegerNumber::ArcSine()
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{
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return new RealNumber(asin(static_cast<double>(i)));
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}
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/**
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* @brief Inverse trigonometric cosecant function.
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*
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* See implementation of inverse trigonometric sine in asin(double)
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*/
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Number* IntegerNumber::ArcCosecant()
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{
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if (i == 0)
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return new NonNumber(nnnan);
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return new RealNumber(asin(1.0 / static_cast<double>(i)));
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}
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/**
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* @brief Inverse hyperbolic cosine function.
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*
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* See implementation of inverse hyperbolic cosine in acosh(double)
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*/
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Number* IntegerNumber::HypArcCosine()
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{
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return new RealNumber(acosh(static_cast<double>(i)));
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}
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/**
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* @brief Inverse hyperbolic secant function.
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*
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* See implementation of inverse hyperbolic cosine in acosh(double)
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*/
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Number* IntegerNumber::HypArcSecant()
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{
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if (i == 0)
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return new NonNumber(nnnan);
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return new RealNumber(acosh(1.0 / static_cast<double>(i)));
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}
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/**
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* @brief Inverse hyperbolic sine function.
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*
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* See implementation of inverse hyperbolic sine in asinh(double)
|
|
*/
|
|
Number* IntegerNumber::HypArcSine()
|
|
{
|
|
return new RealNumber(asinh(static_cast<double>(i)));
|
|
}
|
|
|
|
/**
|
|
* @brief Inverse hyperbolic cosecant function.
|
|
*
|
|
* See implementation of inverse hyperbolic sine in asinh(double)
|
|
*/
|
|
Number* IntegerNumber::HypArcCosecant()
|
|
{
|
|
if (i == 0)
|
|
return new NonNumber(nnnan);
|
|
|
|
return new RealNumber(asinh(1.0 / static_cast<double>(i)));
|
|
}
|
|
|
|
/**
|
|
* @brief Inverse hyperbolic tangent function.
|
|
*
|
|
* See implementation hyperbolic tangent in atanh(double)
|
|
*/
|
|
Number* IntegerNumber::HypArcTangent()
|
|
{
|
|
return new RealNumber(atanh(static_cast<double>(i)));
|
|
}
|
|
|
|
/**
|
|
* @brief Inverse hyperbolic cotangent function.
|
|
*
|
|
* See implementation hyperbolic tangent in atanh(double)
|
|
*/
|
|
Number* IntegerNumber::HypArcCotangent()
|
|
{
|
|
if (i == 0)
|
|
return new NonNumber(nnnan);
|
|
|
|
return new RealNumber(atanh(1.0 / static_cast<double>(i)));
|
|
}
|
|
|
|
Number* IntegerNumber::VerSine()
|
|
{
|
|
return new RealNumber(1.0 - cos((double)i), true);
|
|
}
|
|
|
|
Number* IntegerNumber::VerCosine()
|
|
{
|
|
return new RealNumber(1.0 + cos((double)i), true);
|
|
}
|
|
|
|
Number* IntegerNumber::CoVerSine()
|
|
{
|
|
return new RealNumber(1.0 - sin((double)i), true);
|
|
}
|
|
|
|
Number* IntegerNumber::CoVerCosine()
|
|
{
|
|
return new RealNumber(1.0 + sin((double)i), true);
|
|
}
|
|
|
|
Number* IntegerNumber::HaVerSine()
|
|
{
|
|
return new RealNumber((1.0 - cos((double)i)) / 2.0, true);
|
|
}
|
|
|
|
Number* IntegerNumber::HaVerCosine()
|
|
{
|
|
return new RealNumber((1.0 + cos((double)i)) / 2.0, true);
|
|
}
|
|
|
|
Number* IntegerNumber::HaCoVerSine()
|
|
{
|
|
return new RealNumber((1.0 - sin((double)i)) / 2.0, true);
|
|
}
|
|
|
|
Number* IntegerNumber::HaCoVerCosine()
|
|
{
|
|
return new RealNumber((1.0 + sin((double)i)) / 2.0, true);
|
|
}
|
|
|
|
Number* IntegerNumber::ArcVerSine()
|
|
{
|
|
Number* n = new RealNumber(static_cast<double>(i));
|
|
Number* x = n->ArcVerSine();
|
|
delete n;
|
|
return x;
|
|
}
|
|
|
|
Number* IntegerNumber::ArcVerCosine()
|
|
{
|
|
Number* n = new RealNumber(static_cast<double>(i));
|
|
Number* x = n->ArcVerCosine();
|
|
delete n;
|
|
return x;
|
|
}
|
|
|
|
Number* IntegerNumber::ArcCoVerSine()
|
|
{
|
|
Number* n = new RealNumber(static_cast<double>(i));
|
|
Number* x = n->ArcCoVerSine();
|
|
delete n;
|
|
return x;
|
|
}
|
|
|
|
Number* IntegerNumber::ArcCoVerCosine()
|
|
{
|
|
Number* n = new RealNumber(static_cast<double>(i));
|
|
Number* x = n->ArcCoVerCosine();
|
|
delete n;
|
|
return x;
|
|
}
|
|
|
|
Number* IntegerNumber::ArcHaVerSine()
|
|
{
|
|
Number* n = new RealNumber(static_cast<double>(i));
|
|
Number* x = n->ArcHaVerSine();
|
|
delete n;
|
|
return x;
|
|
}
|
|
|
|
Number* IntegerNumber::ArcHaVerCosine()
|
|
{
|
|
Number* n = new RealNumber(static_cast<double>(i));
|
|
Number* x = n->ArcHaVerCosine();
|
|
delete n;
|
|
return x;
|
|
}
|
|
|
|
Number* IntegerNumber::ArcHaCoVerSine()
|
|
{
|
|
Number* n = new RealNumber(static_cast<double>(i));
|
|
Number* x = n->ArcHaCoVerSine();
|
|
delete n;
|
|
return x;
|
|
}
|
|
|
|
Number* IntegerNumber::ArcHaCoVerCosine()
|
|
{
|
|
Number* n = new RealNumber(static_cast<double>(i));
|
|
Number* x = n->ArcHaCoVerCosine();
|
|
delete n;
|
|
return x;
|
|
}
|
|
|
|
Number* IntegerNumber::ExSecant()
|
|
{
|
|
Number* n = new RealNumber(static_cast<double>(i));
|
|
Number* x = n->ExSecant();
|
|
delete n;
|
|
return x;
|
|
}
|
|
|
|
Number* IntegerNumber::ExCosecant()
|
|
{
|
|
Number* n = new RealNumber(static_cast<double>(i));
|
|
Number* x = n->ExCosecant();
|
|
delete n;
|
|
return x;
|
|
}
|
|
|
|
Number* IntegerNumber::ArcExSecant()
|
|
{
|
|
Number* n = new RealNumber(static_cast<double>(i));
|
|
Number* x = n->ArcExSecant();
|
|
delete n;
|
|
return x;
|
|
}
|
|
|
|
Number* IntegerNumber::ArcExCosecant()
|
|
{
|
|
Number* n = new RealNumber(static_cast<double>(i));
|
|
Number* x = n->ArcExCosecant();
|
|
delete n;
|
|
return x;
|
|
}
|