- poincareSeries(HasseDiagram,RingElement) -- the generating series of a Hasse diagram
- poincareSeries(RootSystem,Parabolic,RingElement) -- the generating series of a quotient of the Weyl group by length
- poincareSeries(RootSystem,RingElement) -- the generating series of the Weyl group by length

The object poincareSeries is a method function.