4 problems

Interior-point reconstructibility conjecture. Then $p$ is $\lambda$-reconstrucitble.

Let $X$ be a codimension-one variety and let $\mathcal{X}_B=\bigcup_i X_i$ be its stratification with respect to a given polyhedral norm, assuming that this stratification exists.…

Let $E$ be a closed subset of $\mathbb R^n$, and for $x otin E$ let $phi(x)$ be the set of points of $E$ closest to $x$. For $1leq kleq n+1$, let $Mk=Mk(E)$ be the set of points…

Degree formula conjecture. The degree of the algebraic medial axis is