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math.OC2021★ 5 cited
Local and Global Uniform Convexity Conditions
Thomas Kerdreux, Alexandre d'Aspremont, Sebastian Pokutta
We review various characterizations of uniform convexity and smoothness on norm balls in finite-dimensional spaces and connect results stemming from the geometry of Banach spaces w…
math.OC2021
Dual Prices for Frank--Wolfe Algorithms
Gábor Braun, Sebastian Pokutta
In this note we observe that for constrained convex minimization problems over a polytope , dual prices for the linear program $\min_{z \in P} \nabla f(x) z…