algorithms-optimization / Convex optimization

Last-Iterate Rate for Anchored Gradient Descent-Ascent

For smooth convex-concave min-max problems, can anchored gradient descent-ascent be scheduled so that its exact last-iterate squared-gradient residual is $O(1/t)$, closing the gap left by the 2019 analysis?

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algorithms-optimizationApr 4, 2026Significance 10/100Registry: lean verified

Last-Iterate Rate for Anchored Gradient Descent-Ascent

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For smooth convex-concave min-max problems, can anchored gradient descent-ascent be scheduled so that its exact last-iterate squared-gradient residual is $O(1/t)$, closing the gap left by the 2019 analysis?

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For smooth convex-concave min-max problems, can anchored gradient descent-ascent be scheduled so that its exact last-iterate squared-gradient residual is $O(1/t)$, closing the gap left by the 2019 analysis?

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