The Lagrange inversion formula is generalized to formal power series in noncommutative variables. A q -analog is obtained by applying a linear operator to the noncommutative formula before substituting commuting variables.
CITATION STYLE
Gessel, I. (1980). A noncommutative generalization and š¯‘˛-analog of the Lagrange inversion formula. Transactions of the American Mathematical Society, 257(2), 455ā€“482. https://doi.org/10.1090/s0002-9947-1980-0552269-2
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