Aq-Analogue of Faà di Bruno's Formula
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Warren P. Johnson
📂
Article
📅
1996
🏛
Elsevier Science
🌐
English
⚖ 285 KB
Some years ago Gessel ([Ge]) introduced a q-analogue of functional composition that was strong enough to support a q-analogue of the chain rule. In this note we show that Gessel's q-composition is even strong enough to support a q-analogue of FaaÁ di Bruno's formula for the n th derivative of a comp