functors.h File Reference

#include <boost/math/special_functions.hpp>
#include "../dg/backend/config.h"

Go to the source code of this file.

Classes
struct	dg::mat::BESSELI0< T >
	\( f(x) = I_0 (x)\) with \(I_0\) the zeroth order modified Bessel function More...
struct	dg::mat::BesselJ< T >
	\( f(x) = J_n (x)\) with \(J_n\) the n-th order modified Bessel function More...
struct	dg::mat::LaguerreL< T >
	\( f(x) = L_n (x)\) with \(L_n\) the n-th order Laguerre polynomial More...
struct	dg::mat::GAMMA0< T >
	\( f(x) = \Gamma_0 (x) := I_0 (x) exp(x) \) with \(I_0\) the zeroth order modified Bessel function More...
struct	dg::mat::GyrolagK< T >
	\( f(x) = (-a*x)^n/n! exp(a*x) \) More...

Namespaces
namespace	dg
	Classes for Krylov space approximations of a Matrix-Vector product.
namespace	dg::mat

Functions
template<class T >
T	dg::mat::phi1 (T x)
	\( f(x) = (\exp(x) - 1)/x\)
template<class T >
T	dg::mat::phi2 (T x)
	\( f(x) = (\exp(x) - x - 1)/x^2\)
template<class T >
T	dg::mat::phi3 (T x)
	\( f(x) = (\exp(x) - x^2/2 -x- 1)/x^3\)
template<class T >
T	dg::mat::phi4 (T x)
	\( f(x) = (\exp(x) - x^3/6 - x^2/2 -x- 1)/x^4\)