Tag Archives: Destruction operators

The umbral compositional inverse of a Sheffer polynomial sequence and its lowering and raising operators

The pdf The umbral compositional inverse of a Sheffer polynomial sequence and its lowering and raising operators reprises results of older notes. See the MO-Q “Grothendieck schemes and the Sheffer differential op calculus (Rota, Roman, et al. finite operator calculus)” … Continue reading

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