himalaya::mh2_fo Namespace Reference

Classes
struct	create_zero
struct	create_zero< T, true >
struct	EvalEigenXprImpl
struct	EvalEigenXprImpl< Idx, Function, true >
struct	is_eigen_type
class	MSSM_mass_eigenstates
	This class performs a fixed-order calculation of the light CP-even Higgs mass up to 2-loop order. More...
class	MSSM_spectrum
	Contains the tree-level DR' mass spectrum and mixing matrices. More...

Enumerations
enum	Momentum_iteration { Momentum_iteration::off, Momentum_iteration::pert, Momentum_iteration::num }
	momentum iteration settings More...
enum	Diagonalization { Diagonalization::pert, Diagonalization::num }
	diagonalization settings More...

Functions
std::ostream &	operator<< (std::ostream &, const MSSM_mass_eigenstates &)
	prints the internals of MSSM_mass_eigenstates More...
std::ostream &	operator<< (std::ostream &, const MSSM_spectrum &)
	prints the spectrum More...
double	a0 (double m2, double q2) noexcept
	A0 Passarino-Veltman function. More...
double	b0xx (double p2, double m2, double q2) noexcept
	B0(s,x,x,q2) Passarino-Veltman function. More...
double	b0 (double p2, double m12, double m22, double q2) noexcept
	B0 Passarino-Veltman function. More...
double	d1_b0 (double m12, double m22) noexcept
	derivative of B0 Passarino-Veltman function w.r.t. p^2, for p^2 = 0 More...
template<typename Idx , typename Function >
auto	EvalEigenXpr (Idx i, Function f) -> decltype(EvalEigenXprImpl< Idx, Function, is_eigen_type< decltype(f(i))>::value >::eval(i, f))
template<class Idx , class Function >
auto	sum (Idx ini, Idx fin, Function f) -> decltype(EvalEigenXpr< Idx >(ini, f))

Enumeration Type Documentation

Diagonalization

enum himalaya::mh2_fo::Diagonalization

strong

diagonalization settings

Enumerator
pert	perturbatively
num	numerically

Definition at line 38 of file MSSM_mass_eigenstates.hpp.

Momentum_iteration

enum himalaya::mh2_fo::Momentum_iteration

strong

momentum iteration settings

Enumerator
off	no momentum iteration
pert	perturbatively up to 2-loop level
num	numerically (all orders)

Definition at line 31 of file MSSM_mass_eigenstates.hpp.

Function Documentation

a0()

double himalaya::mh2_fo::a0 ( double  m2, double  q2  )

noexcept

A0 Passarino-Veltman function.

Definition at line 71 of file PV.cpp.

b0()

double himalaya::mh2_fo::b0 ( double  p2, double  m12, double  m22, double  q2  )

noexcept

B0 Passarino-Veltman function.

B0 function with squared arguments, from hep-ph/9606211.

Note

returns only the real part of B0

Definition at line 130 of file PV.cpp.

b0xx()

double himalaya::mh2_fo::b0xx ( double  p2, double  m2, double  q2  )

noexcept

B0(s,x,x,q2) Passarino-Veltman function.

Re(B0(s,x,x,q2)), Eq.(2.4) from [hep-ph/0701051]

Parameters

p2	squared momentum
m2	squared mass
q2	squared renormalization scale

Returns

Re(B0(s,x,x,q2))

Definition at line 91 of file PV.cpp.

d1_b0()

double himalaya::mh2_fo::d1_b0 ( double  m12, double  m22  )

noexcept

derivative of B0 Passarino-Veltman function w.r.t. p^2, for p^2 = 0

Derivative of B0(p^2, m1^2, m2^2, Q^2) w.r.t. p^2, for p^2 = 0.

Note

Implemented only in the p^2 = 0 limit.

Parameters

m12	squared mass
m22	squared mass

Returns

derivative of B0 w.r.t. p^2 at p^2 = 0

Definition at line 182 of file PV.cpp.

EvalEigenXpr()

template<typename Idx , typename Function >

auto himalaya::mh2_fo::EvalEigenXpr	(	Idx	i,
		Function	f
	)		-> decltype( EvalEigenXprImpl<Idx, Function, is_eigen_type<decltype(f(i))>::value>:: eval(i, f))

Definition at line 67 of file Sum.hpp.

operator<<() [1/2]

std::ostream & himalaya::mh2_fo::operator<<	(	std::ostream &	ostr,
		const MSSM_spectrum &	spec
	)

prints the spectrum

Definition at line 670 of file MSSM_spectrum.cpp.

operator<<() [2/2]

std::ostream & himalaya::mh2_fo::operator<<	(	std::ostream &	ostr,
		const MSSM_mass_eigenstates &	me
	)

prints the internals of MSSM_mass_eigenstates

Definition at line 690 of file MSSM_mass_eigenstates.cpp.

sum()

template<class Idx , class Function >

auto himalaya::mh2_fo::sum	(	Idx	ini,
		Idx	fin,
		Function	f
	)		-> decltype(EvalEigenXpr<Idx>(ini, f))

Definition at line 94 of file Sum.hpp.