Results 201 to 202 of about 160,501 (202)
Some of the next articles are maybe not open access.

Umbral calculus and Lévy processes

2011
DI NARDO, Elvira, I. OLIVA
openaire   +1 more source

Discrete equations and Umbral calculus

2005
LEVI, Decio, NEGRO J, DEL OLMO M.
openaire   +1 more source
mathematics
applied mathematics
fos: mathematics
05a40
analysis
exact enumeration problems, generating functions
combinatorics math.co
sheffer sequences
mathematics - combinatorics
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