2 problems

Let $V$ be a finite-dimensional real vector space, let $\langle\cdot,\cdot\rangle$ be a non-degenerate symmetric bilinear form on $V$, and let $A$ be an algebraic curvature tensor.…

Let $R$ be a canonical algebraic curvature tensor, and let $\mu(R)$ denote the minimum number of canonical curvature tensors arising from either symmetric or anti-symmetric operato…