Function adas.r8rd2b

Calculates hydrogenic bound-bound radial integrals using recurrence relations.

Parameters

nu : int

upper principal quantum number

lu : int

upper angular momentumn quantum number

nl : int

lower principal quantum number

ll : int

lower angular momentumn quantum number

Returns

float

radial integral

Version History

• Martin O'Mullane, 03-04-2019
  • First version

Example

>>> import adas as adas
>>> adas.r8rd2b(8, 5, 7, 4)
1571.5089339201677