Showing 2020Show all
2 papers · 1 filter
math.AG2020
Limits of tangent spaces to definable sets
Si Tiep Dinh, Olivier Le Gal, Tien Son Pham
We study the set of tangent limits at a given point to a set definable in any o-minimal structure by characterizing the set of exceptional rays in the tangent cone to the set at th…
math.OC2020
Stability of closedness of closed convex sets under linear mappings
Si Tiep Dinh, Tien Son Pham
We study the problem of when the continuous linear image of a fixed closed convex set is closed. Specifically, we improve the main results in the papers \ci…