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math.GN2026

Best Proximity Point Results for Perimetric Contractions

Hiranmoy Garai, Evgeniy Petrov, Pratikshan Mondal +1

This paper has two aims, first one is to introduce special kind of proximal contractions guaranteeing a finite number of best proximity points, and second one is to derive best pro…

math.GN2025

Fixed point results for single and multi-valued three-points contractions

Mohamed Jleli, Evgeniy Petrov, Bessem Samet

In this paper, we are concerned with the study of the existence of fixed points for single and multi-valued three-points contractions. Namely, we first introduce a new class of sin…

math.GN2025

On generalizations of some fixed point theorems in semimetric spaces with triangle functions

Evgeniy Petrov, Ruslan Salimov, Ravindra K. Bisht

In the present paper, we prove generalizations of Banach, Kannan, Chatterjea, Ćirić-Reich-Rus fixed point theorems, as well as of the fixed point theorem for mappings contracting…

math.GN2024

The existence of continuations for different types of metrics

Evgeniy Petrov

The problems of continuation of a partially defined metric and a partially defined ultrametric were considered in (O. Dovgoshey, O. Martio and M. Vuorinen, Metrization of weighted…

math.GN2024

Perimetric Contraction on Polygons and Related Fixed Point Theorems

Mi Zhou, Evgeniy Petrov

In the present paper, a new type of mappings called perimetric contractions on -polygons is introduced. These contractions can be viewed as a generalization of mappings that con…