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cs.DM2024
Type-B analogue of Bell numbers using Rota's Umbral calculus approach
Eli Bagno, David Garber
Rota used the functional L to recover old properties and obtain some new formulas for the Bell numbers. Tanny used Rota's functional L and the celebrated Worpitzky identity to obta…
math.CO2024
Combinatorics of q,r-analogues of Stirling numbers of type B
Eli Bagno, David Garber
Stirling number of the first and the second kinds have seen many generalizations and applications in various areas of mathematics. We introduce some combinatorial parameters which…