GaussLegendre.cpp

Go to the documentation of this file.

// SPDX-FileCopyrightText: Copyright (c) OpenGeoSys Community (opengeosys.org)
// SPDX-License-Identifier: BSD-3-Clause
 
#include "GaussLegendre.h"
 
namespace MathLib
{
template <>
double const GaussLegendre<1>::X[1] = {0.};
template <>
double const GaussLegendre<1>::W[1] = {2.};
 
template <>
double const GaussLegendre<2>::X[2] = {0.577350269189626, -0.577350269189626};
template <>
double const GaussLegendre<2>::W[2] = {1., 1.};
 
template <>
double const GaussLegendre<3>::X[3] = {0.774596669241483, 0.,
                                       -0.774596669241483};
template <>
double const GaussLegendre<3>::W[3] = {5. / 9, 8. / 9, 5. / 9};
 
template <>
double const GaussLegendre<4>::X[4] = {-0.861136311594053, -0.339981043584856,
                                       0.339981043584856, 0.861136311594053};
template <>
double const GaussLegendre<4>::W[4] = {0.347854845137454, 0.652145154862546,
                                       0.652145154862546, 0.347854845137454};
 
}  // namespace MathLib