Totally isotropic subspace
= Totally isotropic subspace
A subspace $E$ is totally isotropic for $B$ when $B(u,v)=0$ for all $u,v\in E$. For a real <nondegenerate bilinear form> of inertia $(p,q)$, its dimension is at most $\min(p,q)$.
= Totally isotropic subspace
A subspace $E$ is totally isotropic for $B$ when $B(u,v)=0$ for all $u,v\in E$. For a real <nondegenerate bilinear form> of inertia $(p,q)$, its dimension is at most $\min(p,q)$.