Genfun::FunctionQuotient Class Reference

#include <FunctionQuotient.hh>

Inheritance diagram for Genfun::FunctionQuotient:

Public Member Functions
	FunctionQuotient (const AbsFunction *arg1, const AbsFunction *arg2)
	FunctionQuotient (const FunctionQuotient &right)
virtual	~FunctionQuotient ()
virtual double	operator() (double argument) const override
virtual double	operator() (const Argument &a) const override
virtual unsigned int	dimensionality () const override
Derivative	partial (unsigned int) const override
virtual bool	hasAnalyticDerivative () const override
Public Member Functions inherited from Genfun::AbsFunction
	AbsFunction ()
	AbsFunction (const AbsFunction &right)
virtual	~AbsFunction ()
virtual unsigned int	dimensionality () const
virtual double	operator() (double argument) const =0
virtual double	operator() (const Argument &argument) const =0
virtual AbsFunction *	clone () const =0
virtual FunctionComposition	operator() (const AbsFunction &f) const
virtual ParameterComposition	operator() (const AbsParameter &p) const
Derivative	derivative (const Variable &v) const
Derivative	prime () const
virtual bool	hasAnalyticDerivative () const
virtual Derivative	partial (unsigned int) const

Detailed Description

Author

Definition at line 19 of file FunctionQuotient.hh.

Constructor & Destructor Documentation

FunctionQuotient() [1/2]

Genfun::FunctionQuotient::FunctionQuotient	(	const AbsFunction *	arg1,
		const AbsFunction *	arg2
	)

Definition at line 10 of file FunctionQuotient.cc.

                                                                                  :
  _arg1(arg1->clone()),
  _arg2(arg2->clone())
{
  if (arg1->dimensionality()!=arg2->dimensionality()) {
    std::cout
      << "Warning:  dimension mismatch in function quotient"
      << std::endl;
    assert(0);
  }
}

FunctionQuotient() [2/2]

Genfun::FunctionQuotient::FunctionQuotient

(

const FunctionQuotient &

right

)

Definition at line 22 of file FunctionQuotient.cc.

                                                                  :
AbsFunction(right),
_arg1(right._arg1->clone()),
_arg2(right._arg2->clone())
{}

~FunctionQuotient()

Genfun::FunctionQuotient::~FunctionQuotient ( )

virtual

Definition at line 27 of file FunctionQuotient.cc.

{
  delete _arg1;
  delete _arg2;
}

Member Function Documentation

dimensionality()

unsigned int Genfun::FunctionQuotient::dimensionality ( ) const

overridevirtual

Reimplemented from Genfun::AbsFunction.

Definition at line 33 of file FunctionQuotient.cc.

                                                    {
  return _arg1->dimensionality();
}

hasAnalyticDerivative()

virtual bool Genfun::FunctionQuotient::hasAnalyticDerivative ( ) const

inlineoverridevirtual

Reimplemented from Genfun::AbsFunction.

Definition at line 45 of file FunctionQuotient.hh.

{return true;}

operator()() [1/2]

double Genfun::FunctionQuotient::operator() ( const Argument &  a ) const

overridevirtual

Implements Genfun::AbsFunction.

Definition at line 43 of file FunctionQuotient.cc.

{
  return (*_arg1)(x)/(*_arg2)(x);
}

operator()() [2/2]

double Genfun::FunctionQuotient::operator() ( double  argument ) const

overridevirtual

Implements Genfun::AbsFunction.

Definition at line 38 of file FunctionQuotient.cc.

{
  return (*_arg1)(x)/(*_arg2)(x);
}

partial()

Derivative Genfun::FunctionQuotient::partial ( unsigned int  index ) const

overridevirtual

Reimplemented from Genfun::AbsFunction.

Definition at line 49 of file FunctionQuotient.cc.

                                                             {
  const AbsFunction & fPrime  = 
    ((_arg1->partial(index))*(*_arg2)-(*_arg1)*(_arg2->partial(index))) / 
    (*_arg2)/ (*_arg2);
  return Derivative(&fPrime);
}

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The documentation for this class was generated from the following files:

• FunctionQuotient.hh
• FunctionQuotient.cc