1. A Unified Convergence Analysis of Stochastic Bregman Proximal Gradient and Extragradient Methods

   • Xiantao Xiao

   OriginalPaper 08 January 2021 Pages: 605 - 627

   

2. Variable Smoothing for Weakly Convex Composite Functions

   • Axel Böhm
   • Stephen J. Wright

   OriginalPaper Open access 08 February 2021 Pages: 628 - 649

   

3. Well-Posedness of Minimization Problems in Contact Mechanics

   • Mircea Sofonea
   • Yi-bin Xiao

   OriginalPaper 08 January 2021 Pages: 650 - 672

   

4. Algorithms and Complexity for a Class of Combinatorial Optimization Problems with Labelling

   • Zishen Yang
   • Wei Wang
   • Majun Shi

   OriginalPaper 08 January 2021 Pages: 673 - 695

   

5. An Efficient Descent Method for Locally Lipschitz Multiobjective Optimization Problems

   • Bennet Gebken
   • Sebastian Peitz

   OriginalPaper Open access 13 January 2021 Pages: 696 - 723

   

6. Convexification Method for Bilevel Programs with a Nonconvex Follower’s Problem

   • Gaoxi Li
   • Xinmin Yang

   OriginalPaper 08 January 2021 Pages: 724 - 743

7. New Results on Superlinear Convergence of Classical Quasi-Newton Methods

   • Anton Rodomanov
   • Yurii Nesterov

   OriginalPaper Open access 09 January 2021 Pages: 744 - 769

   

8. Nearly Optimal First-Order Methods for Convex Optimization under Gradient Norm Measure: an Adaptive Regularization Approach

   • Masaru Ito
   • Mituhiro Fukuda

   OriginalPaper 27 January 2021 Pages: 770 - 804

   

9. Minimal Time Impulse Control Problem of Semilinear Heat Equation

   • Lijuan Wang

   OriginalPaper 27 January 2021 Pages: 805 - 822

10. Lower Bounds for Cubic Optimization over the Sphere

    • Christoph Buchheim
    • Marcia Fampa
    • Orlando Sarmiento

    OriginalPaper 15 January 2021 Pages: 823 - 846

    

11. A Proximal/Gradient Approach for Computing the Nash Equilibrium in Controllable Markov Games

    • Julio B. Clempner

    OriginalPaper 20 January 2021 Pages: 847 - 862

    

12. Global Solution of Semi-infinite Programs with Existence Constraints

    • Hatim Djelassi
    • Alexander Mitsos

    OriginalPaper Open access 08 February 2021 Pages: 863 - 881

    

13. Auxiliary Principle Technique for Hierarchical Equilibrium Problems

    • Pham Ngoc Anh
    • Qamrul Hasan Ansari

    OriginalPaper 22 January 2021 Pages: 882 - 912

    

14. On a Class of Constrained Interval-Valued Optimization Problems Governed by Mechanical Work Cost Functionals

    • Savin Treanţă

    OriginalPaper 20 January 2021 Pages: 913 - 924

    

15. Exact Bounded Boundary Controllability to Rest for the Two-Dimensional Wave Equation

    • Igor Romanov
    • Alexey Shamaev

    OriginalPaper 08 February 2021 Pages: 925 - 938