Recurrent Inversion Formulas

Wenhua Zhao

Let $F(z)=z-H(z)$ with $o(H(z))\ge 2$ be a formal map from $\bC^n$ to $\bC^n$ and $G(z)$ the formal inverse of $F(z)$. In this paper, we fist study the deformation $F_t(z)=z-tH(z)…