2 papers
math.OC2026
Cesà ro means of firmly nonexpansive iterates need not converge strongly
Heinz H. Bauschke, Tran Thanh Tung
Firmly nonexpansive operators arise naturally as resolvents of monotone operators and as generalizations of projections and proximal mappings in convex optimization and fixed point…
math.OC2026
Finite Termination of a Generalized Perceptron Algorithm
Heinz H. Bauschke, Tran Thanh Tung
Motivated by Ridgway's proof of the perceptron algorithm, we study a simple subgradient method for convex inequality systems in Hilbert space. Assuming strict feasibility and bound…