FirstMomemnt of sparse grid function, ModPolyClenshawCurtis grid. More...

#include <OperationFirstMomentModPolyClenshawCurtis.hpp>

Inheritance diagram for sgpp::base::OperationFirstMomentModPolyClenshawCurtis:

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...

	OperationFirstMomentModPolyClenshawCurtis (Grid *grid)
	Constructor of OperationFirstMomentModPolyClenshawCurtis. More...

	~OperationFirstMomentModPolyClenshawCurtis () override

Public Member Functions inherited from sgpp::base::OperationFirstMoment
	OperationFirstMoment ()
	Constructor. More...

virtual	~OperationFirstMoment ()
	Destructor. More...

Protected Attributes
sgpp::base::ClenshawCurtisTable &	clenshawCurtisTable

sgpp::base::Grid *	grid

Detailed Description

FirstMomemnt of sparse grid function, ModPolyClenshawCurtis grid.

Constructor & Destructor Documentation

◆ OperationFirstMomentModPolyClenshawCurtis()

sgpp::base::OperationFirstMomentModPolyClenshawCurtis::OperationFirstMomentModPolyClenshawCurtis ( Grid * grid )

inlineexplicit

Constructor of OperationFirstMomentModPolyClenshawCurtis.

Parameters

grid	Pointer to a sparse grid object

◆ ~OperationFirstMomentModPolyClenshawCurtis()

sgpp::base::OperationFirstMomentModPolyClenshawCurtis::~OperationFirstMomentModPolyClenshawCurtis ( )

inlineoverride

References alpha, and doQuadrature().

Member Function Documentation

◆ doQuadrature()

double sgpp::base::OperationFirstMomentModPolyClenshawCurtis::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(), clenshawCurtisTable, chess::dim, sgpp::base::HashGridStorage::end(), sgpp::base::Basis< LT, IT >::eval(), sgpp::base::DataVector::get(), sgpp::base::DataMatrix::get(), sgpp::base::Grid::getBasis(), python.uq.operations.sparse_grid::getDegree(), sgpp::base::HashGridStorage::getDimension(), sgpp::base::Basis< LT, IT >::getIntegral(), sgpp::base::GaussLegendreQuadRule1D::getLevelPointsAndWeightsNormalized(), sgpp::base::DataMatrix::getNcols(), sgpp::base::DataMatrix::getNrows(), sgpp::base::ClenshawCurtisTable::getPoint(), sgpp::base::Grid::getStorage(), grid, and level.

Referenced by ~OperationFirstMomentModPolyClenshawCurtis().

Member Data Documentation

◆ clenshawCurtisTable

sgpp::base::ClenshawCurtisTable& sgpp::base::OperationFirstMomentModPolyClenshawCurtis::clenshawCurtisTable

protected

Referenced by doQuadrature().

◆ grid

sgpp::base::Grid* sgpp::base::OperationFirstMomentModPolyClenshawCurtis::grid