grandes-ecoles 2023 Q11

grandes-ecoles · France · x-ens-maths-a__mp Groups Algebra and Subalgebra Proofs
Show that $\mathrm{Aut}(\mathbb{H})$ is a subgroup of $\mathrm{GL}(\mathbb{H})$, containing $\alpha(u,u)$ for all $u \in S$.
Show that $\mathrm{Aut}(\mathbb{H})$ is a subgroup of $\mathrm{GL}(\mathbb{H})$, containing $\alpha(u,u)$ for all $u \in S$.