2 problems

Let $S$ be an affine semigroup with standard expression, and let $S_2$ be the semigroup appearing in the standard expressions of $S$ and $S_2$ referenced in the source. Write…

Let $A$ be a finite subset of a lattice, let ${\mathbb N}A$ be the affine semigroup it generates, and let $S_c({\mathbb N}A)$ be its scored closure. Suppose its irredundant standar…