H_asym – ROTEX

public module subroutine H_asym(N, eigenH, Bx, By, Bz, cd4, cd6)

Construct the $2N + 1 \times 2N + 1$ symmetric top rigid-rotor Hamiltonian $H = Bx N_x^2 + By N_y^2 + Bz N_z^2$

Type	Intent	Optional		Name
integer,	intent(in)		::	N	The rotational quantum number $N$
type(eigenH_type),	intent(out)		::	eigenH	The eigenvectors and eigenvalues of $H$ The angular momentum number $N$
real(kind=dp),	intent(in)		::	Bx	Rotational constants
real(kind=dp),	intent(in)		::	By	Rotational constants
real(kind=dp),	intent(in)		::	Bz	Rotational constants
type(cd4_type),	intent(in),	optional	::	cd4	The quartic centrifugal distortion parameters
type(cd6_type),	intent(in),	optional	::	cd6	The sextic centrifugal distortion parameters