4 problems

Path-graph robustness conjecture. For all $n\geq 1$,

Born's rule conjecture. The result of Proposition 3.1 of Finster (2013) should apply to pull back the spacetime observable of $\mathcal{U}$ to an observable on $B$.

Let $\mathscr{A}$ and $\mathscr{B}$ be SICs in dimension $3$, and let $F(\mathscr{A}^{\otimes 3})$ and $F(\mathscr{B}^{\otimes 3})$ denote their three-copy estimation fidelities. S…

Let $\omega_1$ and $\omega_2$ be states, let $S(\omega_1\Vertomega_2)$ denote their quantum relative entropy, and let $\mathrm{M}(\omega_1\precomega_2)$ be the set of measurement schem…