Results 1 to 10 of about 128 (122)

Normally Preordered Spaces and Utilities [PDF]

open access: yesOrder, 2011
17 pages, 1 figure. v2 contains a second proof to the main theorem with respect to the published version. The last section of v1 is not present in v2.
Ettore Minguzzi
exaly   +5 more sources

Rough Approximations on Preordered Sets [PDF]

open access: yesInternational Journal of Fuzzy Logic and Intelligent Systems, 2011
In this paper, we investigate the properties of rough approximations defined by preordered sets. We study the relations among the lower and upper rough approximations, closure and interior systems, and closure and interior operators.
Yong Chan Kim, Young-Sun Kim
exaly   +2 more sources

Fixed-Point and Random Fixed-Point Theorems in Preordered Sets Equipped with a Distance Metric

open access: yesMathematics
This paper explores fixed points for both contractive and non-contractive mappings in traditional b-metric spaces, preordered b-metric spaces, and random b-metric spaces.
Jen-Chih Yao   +2 more
exaly   +3 more sources

Fixed point theorems for Geraghty-type mappings applied to solving nonlinear Volterra-Fredholm integral equations in modular G-metric spaces [PDF]

open access: yesArab Journal of Mathematical Sciences, 2021
Purpose – The authors prove the existence and uniqueness of fixed point of mappings satisfying Geraghty-type contractions in the setting of preordered modular G-metric spaces.
Godwin Amechi Okeke, Daniel Francis
doaj   +1 more source

On nominal sets with support-preorder [PDF]

open access: yesCategories and General Algebraic Structures with Applications, 2022
Each nominal set 𝑋 can be equipped with a preorder relation ⪯ defined by the notion of support, so-called support-preorder. This preorder also leads us to the support topology on each nominal set.
Aliyeh Hossinabadi   +2 more
doaj   +1 more source

The Quotient in Preorder Theories [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2020
In Proceedings GandALF 2020, arXiv:2009 ...
Inigo Incer Romeo   +3 more
openaire   +3 more sources

Multiparty Testing Preorders [PDF]

open access: yesLogical Methods in Computer Science, 2016
Variants of the must testing approach have been successfully applied in service oriented computing for analysing the compliance between (contracts exposed by) clients and servers or, more generally, between two peers. It has however been argued that multiparty scenarios call for more permissive notions of compliance because partners usually do not have
Rocco De Nicola, Hernán C. Melgratti
openaire   +8 more sources

Updating Utility Functions on Preordered Sets

open access: yesMathematics, 2023
We consider the problem of extending a function fP defined on a subset P of an arbitrary set X to X strictly monotonically with respect to a preorder ≽ defined on X , without imposing continuity constraints.
Pavel Chebotarev
doaj   +1 more source

On Efficiency Preorders [PDF]

open access: yes, 2013
Theories of efficiency preorders and precongruences for concurrent systems have been described in various papers. We describe a procedure to implement two of these precongruences. Considering the extra information that is needed to be maintained while computing efficiency preorders, our procedure with a complexity $O(n^{3}m)$, compares favourably with ...
Manish Gaur, S. Arun-Kumar
openaire   +1 more source

Index appearance record with preorders [PDF]

open access: yesActa Informatica, 2021
AbstractTransforming $$\omega $$ ω -automata into parity automata is traditionally done using appearance records. We present an efficient variant of this idea, tailored to Rabin automata, and several optimizations applicable to all appearance records.
Jan Kretínský   +3 more
openaire   +2 more sources

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