oomph::deriv_functions::OrderReductionTest Class Reference

Another stiff solution: Atkinson pg. 158, also example 8.2 pg 129. More...

#include <ode_example_functions.h>

Inheritance diagram for oomph::deriv_functions::OrderReductionTest:

Public Member Functions
	OrderReductionTest ()
	Constructor. More...
virtual	~OrderReductionTest ()
	Virtual destructor. More...
Vector< double >	operator() (const double &t, const Vector< double > &x) const
	Function call. More...
Vector< double >	derivative (const double &t, const Vector< double > &x, const Vector< double > &u) const
	Derivative call. More...
Public Member Functions inherited from oomph::SolutionFunctorBase
virtual	~SolutionFunctorBase ()
	Virtual destructor. More...
virtual void	jacobian (const double &t, const Vector< double > &x, const Vector< double > &u, DenseMatrix< double > &jacobian) const
virtual bool	have_jacobian () const
	Is a jacobian function implemented? More...
virtual void	initialise_from_problem (const Problem *problem_pt)
	Overload to grab data from the problem. More...

Public Attributes
double	Lambda

Additional Inherited Members
Public Types inherited from oomph::SolutionFunctorBase
typedef double(*	TimeSpaceToDoubleFctPt) (const double &t, const Vector< double > &x)
	General function of space and time which returns a double. More...
typedef Vector< double >(*	TimeSpaceToDoubleVectFctPt) (const double &t, const Vector< double > &x)
	General function of space and time which returns a vector of doubles. More...
typedef Vector< double >(*	TimeSpaceValueToDoubleVectFctPt) (const double &t, const Vector< double > &x, const Vector< double > &u)

Detailed Description

Another stiff solution: Atkinson pg. 158, also example 8.2 pg 129.

Constructor & Destructor Documentation

OrderReductionTest()

oomph::deriv_functions::OrderReductionTest::OrderReductionTest ( )

inline

Constructor.

   {
    Lambda = -100;
   }

References Global_Parameters::Lambda.

~OrderReductionTest()

virtual oomph::deriv_functions::OrderReductionTest::~OrderReductionTest ( )

inlinevirtual

Virtual destructor.

{}

Member Function Documentation

derivative()

Vector<double> oomph::deriv_functions::OrderReductionTest::derivative ( const double &  t, const Vector< double > &  x, const Vector< double > &  u  ) const

inlinevirtual

Derivative call.

Implements oomph::SolutionFunctorBase.

   {
    Vector<double> deriv(1, 0.0);
    deriv[0] = Lambda*u[0] - Lambda*std::sin(t) + std::cos(t);
    return deriv;
   }

References cos(), Global_Parameters::Lambda, sin(), and plotPSD::t.

operator()()

Vector<double> oomph::deriv_functions::OrderReductionTest::operator() ( const double &  t, const Vector< double > &  x  ) const

inlinevirtual

Function call.

Implements oomph::SolutionFunctorBase.

   {
    Vector<double> values(1);
    values[0] = std::sin(t);
    return values;
   }

References sin(), and plotPSD::t.

Member Data Documentation

Lambda

double oomph::deriv_functions::OrderReductionTest::Lambda

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

• ode_example_functions.h