Correction to: Convergence analysis of an inertial method for a system of general quasi-variational inequalities under mild conditions

Authors

  • Rainis Haller University of Tartu

DOI:

https://doi.org/10.12697/ACUTM.2026.30.13

Keywords:

Convergence theorem, counterexample, fixed point reformulation, metric projection, quasi-variational inequality

Abstract

This note concerns the paper by S. Jabeen, S. Macías, J. E. Macías-Díaz and S. Ullah, Convergence analysis of an inertial method for a system of general quasi-variational inequalities under mild conditions, Acta Comment. Univ. Tartu. Math. 29 (2025), no. 2, 243-258. We note that the fixed-point reformulation used in that paper does not follow from the stated assumptions, and give a simple two-dimensional example. We also record a separate diffculty in the proof of the convergence theorem: the assumptions on the operators T1 and T2 concern only the first variable, whereas the proof uses estimates in which both variables vary. A one-dimensional example shows that the convergence statement, as stated, is not valid even when the constraint set is the whole real line and the auxiliary mapping is the identity.

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Author Biography

Rainis Haller, University of Tartu

Institute of Mathematics and Statistics, Estonia

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Published

2026-05-30

Issue

Section

Articles