On a general identity and a resulting class of umbral operators

Published 15 Jan 2026 in math.CO | (2601.10275v1)

Abstract: We prove a new universal identity for umbral operators. This motivates the definition of a subclass obeying a simplified identity, which we then fully characterize. The results are illustrated with common examples of the theory of umbral calculus.

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Authors (1)

Kei Beauduin

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