Séminaire Lotharingien de Combinatoire, B12f (1985), 6 pp.
[Formerly: Publ. I.R.M.A. Strasbourg, 1986, 314/S-12, p.
125-130.]
Arne Dür and Ulrich Oberst
Operations of the Additive Group on the Affine Line and Umbral Calculus
Abstract.
We present a generalization of the "umbral calculus" of S. M.
Roman and G.-C. Rota which contains the calculus of finite differences and
the q-analysis as special cases.
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