Degree complexity of birational maps related to matrix inversion: Symmetric case

Tuyen Trung Truong

For $q\ge 3$, we let ${\mathcal{S}}_q$ denote the projectivization of the set of symmetric $q\times q$ matrices with coefficients in $\mathbb{C}$. We let $I(x)=(x_{i,j}{)}^{-1}$ denot…