sgpp::base::OperationFirstMomentLinear Class Reference

FirstMomemnt of sparse grid function, linear grid without boundaries. More...

#include <OperationFirstMomentLinear.hpp>

Inheritance diagram for sgpp::base::OperationFirstMomentLinear:

Public Member Functions
double	doQuadrature (const DataVector &alpha, DataMatrix *bounds=nullptr) override
	Compute first moment of the function \[ \int_{\Omega} x\cdot f(x) dx. \] . More...
	OperationFirstMomentLinear (GridStorage &storage)
	Constructor of OperationFirstMomentLinear. More...
	~OperationFirstMomentLinear () override
Public Member Functions inherited from sgpp::base::OperationFirstMoment
	OperationFirstMoment ()
	Constructor. More...
virtual	~OperationFirstMoment ()
	Destructor. More...

Protected Attributes
GridStorage &	storage

Detailed Description

FirstMomemnt of sparse grid function, linear grid without boundaries.

Constructor & Destructor Documentation

OperationFirstMomentLinear()

sgpp::base::OperationFirstMomentLinear::OperationFirstMomentLinear ( GridStorage &  storage )

inlineexplicit

Constructor of OperationFirstMomentLinear.

Parameters

storage

Pointer to the grid's GridStorage object

~OperationFirstMomentLinear()

sgpp::base::OperationFirstMomentLinear::~OperationFirstMomentLinear ( )

inlineoverride

References alpha, and doQuadrature().

Member Function Documentation

doQuadrature()

double sgpp::base::OperationFirstMomentLinear::doQuadrature ( const DataVector &  alpha, DataMatrix *  bounds = nullptr  )

overridevirtual

Compute first moment of the function

\[ \int_{\Omega} x\cdot f(x) dx. \]

.

Parameters

alpha	Coefficient vector for current grid
bounds	describes the boundaries of the hypercube of the original function

Implements sgpp::base::OperationFirstMoment.

References sgpp::base::HashGridStorage::begin(), chess::dim, sgpp::base::HashGridStorage::end(), sgpp::base::DataVector::get(), sgpp::base::DataMatrix::get(), sgpp::base::HashGridStorage::getDimension(), sgpp::base::DataMatrix::getNcols(), sgpp::base::DataMatrix::getNrows(), level, sgpp::combigrid::pow(), and storage.

Referenced by ~OperationFirstMomentLinear().

Member Data Documentation

storage

GridStorage& sgpp::base::OperationFirstMomentLinear::storage

protected

Referenced by doQuadrature().

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

• base/src/sgpp/base/operation/hash/OperationFirstMomentLinear.hpp
• base/src/sgpp/base/operation/hash/OperationFirstMomentLinear.cpp