A rational cohomology which including that of a spin hyperelliptic mapping class group

Yan Fu, Gefei Wang

Let $\mathfrak{G}={\mathfrak{S}}_q\overleftrightarrow{\times }{\mathfrak{S}}_q$ be the $\mathbb{Z}/2$-extension of the product of two symmetric groups $\mathfrak{S}_{q} \times \math…