Results 11 to 20 of about 41,670 (161)

The symmetric monoidal closed category of cpo $M$-sets [PDF]

open access: yesCategories and General Algebraic Structures with Applications, 2020
In this paper, we show that the category of directed complete posets with bottom elements (cpos) endowed with an action of a monoid $M$ on them forms a monoidal category. It is also proved that this category is symmetric closed.
Halimeh Moghbeli
doaj   +1 more source

Scott-topology based on transitive binary relation [PDF]

open access: yesJournal of Mahani Mathematical Research, 2022
In the study of partially ordered sets, topologies such as Scott-topology have shown to be of paramount importance. In order to have analogous topology-like tools in the more general setting of quantitative domains, we introduce a method to construct ...
Osama Sayed, Nabil Hassan Sayed
doaj   +1 more source

Visualizing Partially Ordered Sets for Socioeconomic Analysis

open access: yesRevista Colombiana de Estadística, 2014
In this paper, we develop a visualization process for partial orders derived from considering many numerical indicators on a statistical population. The issue is relevant, particularly in the field of socio-economic evaluation, where explicitly taking ...
MARCO FATTORE   +2 more
doaj   +1 more source

Word posets, with applications to Coxeter groups [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2011
We discuss the theory of certain partially ordered sets that capture the structure of commutation classes of words in monoids. As a first application, it follows readily that counting words in commutation classes is #P-complete.
Matthew J. Samuel
doaj   +1 more source

On Maximal Chains In Partially Ordered Sets With Compatible (Left, Right)- Group Actions [PDF]

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2013
In this paper, we deal with compatible (left, right)-group actions on posets, i.e; (G, H)-posets. Our main purpose in this work is to study the maximal chains in  (G, H)-posets to observe that this study gives us indications on the type of some (G, H ...
Abdul Mohammad, Eman Tahir
doaj   +1 more source

Fixed point results and their applications to Markov processes

open access: yesFixed Point Theory and Applications, 2005
New existence and comparison results are proved for fixed points of increasing operators and for common fixed points of operator families in partially ordered sets.
S. Heikkilä
doaj   +2 more sources

Constant Rate Distributions on Partially Ordered Sets

open access: yesJournal of Probability and Statistics, 2010
We consider probability distributions with constant rate on partially ordered sets, generalizing distributions in the usual reliability setting ([0,∞),≤) that have constant failure rate.
Kyle Siegrist
doaj   +1 more source

𝓜𝓝-convergence and lim-inf𝓜-convergence in partially ordered sets

open access: yesOpen Mathematics, 2018
In this paper, we first introduce the notion of 𝓜𝓝-convergence in posets as an unified form of O-convergence and O2-convergence. Then, by studying the fundamental properties of 𝓜𝓝-topology which is determined by 𝓜𝓝-convergence according to the standard ...
Sun Tao, Li Qingguo, Fan Nianbai
doaj   +1 more source

On the existence and uniqueness of a positive solution to a boundary-value problem of the Sturm-Liouville type for a nonlinear ordinary differential equation

open access: yesСовременная математика: Фундаментальные направления, 2023
Using the fixed point theorem in partially ordered sets, we obtain sufficient conditions for the existence of a unique positive solution to a boundary-value problem of the Sturm-Liouville type for a nonlinear ordinary differential equation, and give an ...
G. E. Abduragimov   +2 more
doaj   +1 more source

On a criterion of the finiteness of the representation type for families of the categories of injective representations

open access: yesНауковий вісник Ужгородського університету. Серія: Математика і інформатика, 2022
The representations of posets (partially ordered sets), introduced by L. A. Nazarova and A. V. Roiter in 1972, play an important role in the modern representation theory and its applications. M. M.
В. М. Бондаренко   +1 more
doaj   +1 more source

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