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An Inversion Formula for Multivariate Power Series (1203.3834v1)
Published 17 Mar 2012 in math.AG
Abstract: For formal multivariate power series $\varphi(x)$ an inversion formula of the form $$ \varphi{-1}(x)=x +\sum_{m=1}{\infty}\sum_{k=0}m (-1)k(m k)\varphi{\circ k}(x) is offered$$.
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