Results 21 to 30 of about 11,330,245 (277)

A metrizable semitopological semilattice with non-closed partial order

open access: yesTopological Algebra and its Applications, 2020
We construct a metrizable semitopological semilattice X whose partial order P = {(x, y) ∈ X × X : xy = x} is a non-closed dense subset of X × X. As a by-product we find necessary and sufficient conditions for the existence of a (metrizable) Hausdorff ...
Banakh Taras   +2 more
doaj   +1 more source

Partial Order as Decision Support between Statistics and Multicriteria Decision Analyses

open access: yesStandards, 2022
Evaluation by ranking/rating of data based on a multitude of indicators typically calls for multi-criteria decision analyses (MCDA) methods. MCDA methods often, in addition to indicator values, require further information, typically subjective.
Lars Carlsen, Rainer Bruggemann
doaj   +1 more source

Partial Order Infinitary Term Rewriting [PDF]

open access: yesLogical Methods in Computer Science, 2014
We study an alternative model of infinitary term rewriting. Instead of a metric on terms, a partial order on partial terms is employed to formalise convergence of reductions.
Patrick Bahr
doaj   +1 more source

Stochastic Partial Ordering

open access: yesThe Annals of Probability, 1978
A probability measure $P$ on a partially ordered Polish space $E$ is called stochastically smaller than $Q$ (notation: $P \leqslant Q$) if $\int f dP \leqslant \int f dQ$ holds for all bounded increasing measurable $f$. We investigate the question when for a stochastically increasing family $\{P_t, t \in \mathbb{R}\}$ there exists an increasing process
Kamae, T., Krengel, U.
openaire   +3 more sources

On Finding Two Posets that Cover Given Linear Orders

open access: yesAlgorithms, 2019
The Poset Cover Problem is an optimization problem where the goal is to determine a minimum set of posets that covers a given set of linear orders. This problem is relevant in the field of data mining, specifically in determining directed networks or ...
Ivy Ordanel   +2 more
doaj   +1 more source

Inferring genetic interactions from comparative fitness data

open access: yeseLife, 2017
Darwinian fitness is a central concept in evolutionary biology. In practice, however, it is hardly possible to measure fitness for all genotypes in a natural population.
Kristina Crona   +3 more
doaj   +1 more source

Relational Theory of Risk and Its Applications to Game Theory Problems of Non-Numerical Economics

open access: yesСтатистика и экономика, 2021
The purpose of the work is to study the foundations of a general risk theory. To form a single formal concept of risk, a number of definitions of the term “risk” found in the literature have been analyzed.
T. A. Urazaeva
doaj   +1 more source

Fixed points of α-Θ-Geraghty type and Θ-Geraghty graphic type contractions

open access: yesApplied General Topology, 2017
In this paper, by using the concept of the α-Garaghty contraction, we introduce the new notion of the α-Θ-Garaghty type contraction and prove some fixed point results for this contraction in partial metric spaces.
Wudthichai Onsod   +2 more
doaj   +1 more source

On the Queue-Number of Partial Orders [PDF]

open access: yes, 2021
Appears in the Proceedings of the 29th International Symposium on Graph Drawing and Network Visualization (GD 2021)
Felsner, Stefan   +2 more
openaire   +5 more sources

Partial Order Ranking of the Key Drivers of Grassland Conversion in the Urban–Grassland Interface: A Case Study of the Hohhot–Baotou–Ordos Region

open access: yesApplied Sciences
Identifying and ranking the key drivers of grassland conversion at the county level is crucial for developing targeted policies and improving protection efficiency.
Xuemei Li   +5 more
doaj   +1 more source

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