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feat(poly): added first pass implimentation of 3D constrained lane-emden solver

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This has not currently been tested and this commit should not be viewed as scientifically complete
This commit is contained in:
Emily Boudreaux
2025-02-19 14:35:15 -05:00
parent 98162d002e
commit b939fd68fa
9 changed files with 707 additions and 286 deletions
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49
src/poly/coeff/private/polyCoeff.cpp
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@@ -1,40 +1,23 @@
#include "mfem.hpp"
#include <cmath>
#include "coeff.h"
#include "polyCoeff.h"
/**
* @brief Computes the xi coefficient function.
*
* @param x Input vector.
* @return double The computed xi coefficient.
*/
double xi_coeff_func(const mfem::Vector &x)
{
return std::pow(x(0), 2);
}
namespace polycoeff{
double xi_coeff_func(const mfem::Vector &x)
{
return std::pow(x(0), 2);
}
/**
* @brief Computes the vector xi coefficient function.
*
* @param x Input vector.
* @param v Output vector to store the computed xi coefficient.
*/
void vec_xi_coeff_func(const mfem::Vector &x, mfem::Vector &v)
{
v.SetSize(1);
v[0] = -std::pow(x(0), 2);
}
void vec_xi_coeff_func(const mfem::Vector &x, mfem::Vector &v)
{
v.SetSize(1);
v[0] = -std::pow(x(0), 2);
}
/**
* @brief Computes the initial guess for theta.
*
* @param x Input vector.
* @param root Root value used in the computation.
* @return double The initial guess for theta.
*/
double theta_initial_guess(const mfem::Vector &x, double root)
{
double xi = x[0];
return 1 - std::pow(xi / root, 2);
double theta_initial_guess(const mfem::Vector &x, double root)
{
double xi = x[0];
return 1 - std::pow(xi / root, 2);
}
}