Fixed point theorems in generalized metric spaces with applications to computer science

MA Alghamdi, N Shahzad, O Valero - Fixed Point Theory and Applications, 2013 - Springer
In 1994, Matthews introduced the notion of a partial metric space in order to obtain a suitable
mathematical tool for program verification (Matthews in Ann. NY Acad. Sci. 728: 183-197 …

On 0‐Complete Partial Metric Spaces and Quantitative Fixed Point Techniques in Denotational Semantics

N Shahzad, O Valero - Abstract and Applied Analysis, 2013 - Wiley Online Library
In 1994, Matthews introduced the notion of partial metric space with the aim of providing a
quantitative mathematical model suitable for program verification. Concretely, Matthews …

New results on the mathematical foundations of asymptotic complexity analysis of algorithms via complexity spaces

S Romaguera, P Tirado, O Valero - International Journal of …, 2012 - Taylor & Francis
Schellekens [The Smyth completion: A common foundation for denotational semantics and
complexity analysis, Electron. Notes Theor. Comput. Sci. 1 (1995), pp. 211–232.] introduced …

A fixed point theorem in partial quasi-metric spaces and an application to software engineering

N Shahzad, O Valero, MA Alghamdi… - Applied Mathematics and …, 2015 - Elsevier
Abstract Scott (1970)[11] introduced qualitative fixed point techniques as a suitable
mathematical tool for program verification. Inspired by the fact that the Scott mathematical …

[HTML][HTML] Endpoints in T0-quasi-metric spaces

CA Agyingi, P Haihambo, HPA Künzi - Topology and its Applications, 2014 - Elsevier
In his well-known paper dealing with the construction of the injective hull of a metric space
Isbell introduced the concept of an endpoint of a (compact) metric space. In the present …

[HTML][HTML] Some φ-coupled fixed point results via modified F-control function's concept in metric spaces and its applications

Y Fan, C Zhu, Z Wu - Journal of Computational and Applied Mathematics, 2019 - Elsevier
The aim of this paper is to propose a new φ-coupled fixed point theorem for a mixed
monotone mapping in a metric space, which is taken no account of the continuity of the …

[HTML][HTML] On quasi-partial generalized type of metric spaces and an application to complexity analysis of computer algorithms

AH Soliman, T Nabil, AM Zidan - Alexandria Engineering Journal, 2020 - Elsevier
In the present study, we identify a new type of extended metrics space, ie generalized quasi-
partial metric space and utilize it to introduce new results of fixed point for contractive …

[HTML][HTML] A new contribution to the fixed point theory in partial quasi-metric spaces and its applications to asymptotic complexity analysis of algorithms

Z Mohammadi, O Valero - Topology and its Applications, 2016 - Elsevier
In this paper we continue the study of fixed point theory in partial quasi-metric spaces and its
usefulness in complexity analysis of algorithms. Concretely we prove two new fixed point …

Existence of minima of functions in partial metric spaces and applications to fixed point theory

NH Hoc, LV Nguyen - Acta Mathematica Hungarica, 2022 - Springer
We first provide new sufficient conditions for the existence of minima of functions defined on
0-complete partial metric spaces. We then apply the obtained results to derive some fixed …

An induction theorem and Ekeland's variational principle in partial metric spaces with applications

PQ Khanh - Optimization, 2020 - Taylor & Francis
We prove an induction theorem and versions of the Ekeland variational principle for
functions on partial metric spaces. As the distance is a partial metric, these versions have …