MFEM  v3.1
Finite element discretization library
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mfem::IdentityOperator Class Reference

Operator I: x -> x. More...

#include <operator.hpp>

Inheritance diagram for mfem::IdentityOperator:
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Collaboration diagram for mfem::IdentityOperator:
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Public Member Functions

 IdentityOperator (int n)
 Creates I_{nxn}. More...
 
virtual void Mult (const Vector &x, Vector &y) const
 Operator application. More...
 
 ~IdentityOperator ()
 
- Public Member Functions inherited from mfem::Operator
 Operator (int s=0)
 Construct a square Operator with given size s (default 0) More...
 
 Operator (int h, int w)
 
int Height () const
 Get the height (size of output) of the Operator. Synonym with NumRows. More...
 
int NumRows () const
 
int Width () const
 Get the width (size of input) of the Operator. Synonym with NumCols. More...
 
int NumCols () const
 
virtual void MultTranspose (const Vector &x, Vector &y) const
 Action of the transpose operator. More...
 
virtual OperatorGetGradient (const Vector &x) const
 Evaluate the gradient operator at the point x. More...
 
void PrintMatlab (std::ostream &out, int n=0, int m=0)
 Prints operator with input size n and output size m in matlab format. More...
 
virtual ~Operator ()
 

Additional Inherited Members

- Protected Attributes inherited from mfem::Operator
int height
 
int width
 

Detailed Description

Operator I: x -> x.

Definition at line 124 of file operator.hpp.

Constructor & Destructor Documentation

mfem::IdentityOperator::IdentityOperator ( int  n)
inlineexplicit

Creates I_{nxn}.

Definition at line 128 of file operator.hpp.

mfem::IdentityOperator::~IdentityOperator ( )
inline

Definition at line 133 of file operator.hpp.

Member Function Documentation

virtual void mfem::IdentityOperator::Mult ( const Vector x,
Vector y 
) const
inlinevirtual

Operator application.

Implements mfem::Operator.

Definition at line 131 of file operator.hpp.


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