Reference documentation for deal.II version 8.1.0
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Functions::Kovasznay Class Reference

#include <flow_function.h>

Inheritance diagram for Functions::Kovasznay:
[legend]

Public Member Functions

 Kovasznay (const double Re, bool Stokes=false)
 
virtual void vector_values (const std::vector< Point< 2 > > &points, std::vector< std::vector< double > > &values) const
 
virtual void vector_gradients (const std::vector< Point< 2 > > &points, std::vector< std::vector< Tensor< 1, 2 > > > &gradients) const
 
virtual void vector_laplacians (const std::vector< Point< 2 > > &points, std::vector< std::vector< double > > &values) const
 
double lambda () const
 The value of lambda.
 
- Public Member Functions inherited from Functions::FlowFunction< 2 >
 FlowFunction ()
 
virtual ~FlowFunction ()
 
void pressure_adjustment (double p)
 
virtual void vector_values (const std::vector< Point< dim > > &points, std::vector< std::vector< double > > &values) const =0
 
virtual void vector_gradients (const std::vector< Point< dim > > &points, std::vector< std::vector< Tensor< 1, dim > > > &gradients) const =0
 
virtual void vector_laplacians (const std::vector< Point< dim > > &points, std::vector< std::vector< double > > &values) const =0
 
virtual void vector_value (const Point< dim > &points, Vector< double > &value) const
 
virtual double value (const Point< dim > &points, const unsigned int component) const
 
virtual void vector_value_list (const std::vector< Point< dim > > &points, std::vector< Vector< double > > &values) const
 
virtual void vector_gradient_list (const std::vector< Point< dim > > &points, std::vector< std::vector< Tensor< 1, dim > > > &gradients) const
 
virtual void vector_laplacian_list (const std::vector< Point< dim > > &points, std::vector< Vector< double > > &values) const
 
std::size_t memory_consumption () const
 
- Public Member Functions inherited from Function< dim >
 Function (const unsigned int n_components=1, const double initial_time=0.0)
 
virtual ~Function ()=0
 
Functionoperator= (const Function &f)
 
virtual void value_list (const std::vector< Point< dim > > &points, std::vector< double > &values, const unsigned int component=0) const
 
virtual Tensor< 1, dim > gradient (const Point< dim > &p, const unsigned int component=0) const
 
virtual void vector_gradient (const Point< dim > &p, std::vector< Tensor< 1, dim > > &gradients) const
 
virtual void gradient_list (const std::vector< Point< dim > > &points, std::vector< Tensor< 1, dim > > &gradients, const unsigned int component=0) const
 
virtual double laplacian (const Point< dim > &p, const unsigned int component=0) const
 
virtual void vector_laplacian (const Point< dim > &p, Vector< double > &values) const
 
virtual void laplacian_list (const std::vector< Point< dim > > &points, std::vector< double > &values, const unsigned int component=0) const
 
std::size_t memory_consumption () const
 
- Public Member Functions inherited from FunctionTime
 FunctionTime (const double initial_time=0.0)
 
virtual ~FunctionTime ()
 
double get_time () const
 
virtual void set_time (const double new_time)
 
virtual void advance_time (const double delta_t)
 
- Public Member Functions inherited from Subscriptor
 Subscriptor ()
 
 Subscriptor (const Subscriptor &)
 
virtual ~Subscriptor ()
 
Subscriptoroperator= (const Subscriptor &)
 
void subscribe (const char *identifier=0) const
 
void unsubscribe (const char *identifier=0) const
 
unsigned int n_subscriptions () const
 
void list_subscribers () const
 
 DeclException3 (ExcInUse, int, char *, std::string &,<< "Object of class "<< arg2<< " is still used by "<< arg1<< " other objects.\n"<< "(Additional information: "<< arg3<< ")\n"<< "Note the entry in the Frequently Asked Questions of "<< "deal.II (linked to from http://www.dealii.org/) for "<< "more information on what this error means.")
 
 DeclException2 (ExcNoSubscriber, char *, char *,<< "No subscriber with identifier \""<< arg2<< "\" did subscribe to this object of class "<< arg1)
 
template<class Archive >
void serialize (Archive &ar, const unsigned int version)
 

Private Attributes

const double Reynolds
 
double lbda
 
double p_average
 
const bool stokes
 

Additional Inherited Members

- Public Attributes inherited from Function< dim >
const unsigned int n_components
 
- Static Public Attributes inherited from Function< dim >
static const unsigned int dimension = dim
 
- Protected Attributes inherited from Functions::FlowFunction< 2 >
double mean_pressure
 

Detailed Description

Flow solution in 2D by Kovasznay (1947).

This function is valid on the half plane right of the line x=1/2.

Author
Guido Kanschat, 2007

Definition at line 288 of file flow_function.h.

Constructor & Destructor Documentation

Functions::Kovasznay::Kovasznay ( const double  Re,
bool  Stokes = false 
)

Construct an object for the give Reynolds number Re. If the parameter Stokes is true, the right hand side of the momentum equation returned by vector_laplacians() contains the nonlinearity, such that the Kovasznay solution can be obtained as the solution to a Stokes problem.


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