A Computer Simulation of the Paradox of Voting

1966 ◽  
Vol 60 (2) ◽  
pp. 384-390 ◽  
Author(s):  
David Klahr

This paper presents estimates of the probability that the occurrence of the Paradox of Voting, commonly known as Arrow's Paradox, will prevent the selection of a majority issue when odd-sized committees of m judges vote upon n issues. The estimates, obtained through computer simulation of the voting process, indicate that the probability of such an intransitive social ordering is lower than the ratio of intransitive outcomes to all outcomes.Many of the arguments in political theory and welfare economics dealing with the paradox (e.g., Downs, 1957; Black, 1958; Schubert, 1960) seem to have implicitly assumed that since the paradox exists, its likelihood of occurrence is very close to 1. The results in this paper may call for a re-examination of these positions.

Author(s):  
Janet Coleman

This article focuses on a selection of Christian political theorists who have been considered by scholars over many generations, indeed centuries, to have contributed to a variety of distinctive discourses about the relationships between individuals and authority. There is a sense in which what political theorizing “is” during the Middle Ages is a set of positions and justificatory explanations about “sovereign power.” The attempt to fix the boundary between sacred and temporal authority during the eleventh-century pontificate of Gregory VII is normally seen to have spawned the major and long-enduring debates in medieval political theory (and beyond) over the relation between temporal and spiritual powers. This article highlights the emergence of legal experts in canon law and civil law, to whom the name “political theorists” should not seem anachronistic. It also considers how political theory was generated as a “civil science.” Finally, it looks at some themes at the heart of medieval political theory, particularly property and poverty, the Dominican political theory of Thomas Aquinas, and Franciscans' political theory.


2018 ◽  
Vol 122 ◽  
pp. 39-47
Author(s):  
Artur Kierzkowski ◽  
Tomasz Kisiel ◽  
Maria Pawlak

The article presents a model of logistic support for the operation of a ground handling agent at an airport. The presented model enables the assessment of the system in the check-in and security control subsystems. The aim of the model is to forecast the system's assessment from the passenger's point of view. The rating given by the passenger has a significant impact on the non-aeronautical revenues obtained by airports. Therefore, it is a key rating indicator allowing selection of the appropriate number of resources to provide passenger service depending on the given flight schedule. The article proposes the use of a hybrid of two methods - computer simulation and multiple regression. By computer simulation, waiting and service times in queuing systems are determined for each passenger. The use of multiple regression allows to determine the forecasted system assessment from the point of view of passenger service quality. This article takes into account the dependence of check-in and security control systems, which affects the overall service of passengers’ quality at the landside.


2017 ◽  
Vol 22 (1) ◽  
pp. 241-251 ◽  
Author(s):  
R. Trochimczuk ◽  
T. Kuźmierowski ◽  
P. Anchimiuk

Abstract This paper defines the design assumptions for the construction of an original demonstration of a CPM device, based on which a solid virtual model will be created in a CAD software environment. The overall dimensions and other input parameters for the design were determined for the entire patient population according to an anatomical atlas of human measures. The medical and physiotherapeutic community were also consulted with respect to the proposed engineering solutions. The virtual model of the CPM device that will be created will be used for computer simulations of changes in motion parameters as a function of time, accounting for loads and static states. The results obtained from computer simulation will be used to confirm the correctness of the design adopted assumptions and of the accepted structure of the CPM mechanism, and potentially to introduce necessary corrections. They will also provide a basis for the development of a control strategy for the laboratory prototype and for the selection of the strategy of the patient's rehabilitation in the future. This paper will be supplemented with identification of directions of further research.


PMLA ◽  
2009 ◽  
Vol 124 (3) ◽  
pp. 896-905 ◽  
Author(s):  
Dorothy J. Hale

In the introduction to a 2002 special issue of diacritics on ethics and interdisciplinarity, mark sanders asks us to consider, “What points of contact, if any, are there between the current investment in ethics in literary theory, and the elaboration of ethics in contemporary philosophy?” (3). Yet the question behind this question—the one that motivates his selection of essays for the issue—is why literary critics and theorists have drawn their ideas about ethics from Emmanuel Levinas, Jacques Derrida, Michel Foucault, Giorgio Agamben, and Alain Badiou but have felt little or no need to consult past or present moral philosophers. As Sanders goes on to note, while “in North America and the Anglophone world generally, the tendency in ethics has been to bring moral reflection to bear on questions in political theory,” there “has been relatively little attention among literary theorists to developments in disciplinary philosophy” (4).


2022 ◽  
Vol 130 (3) ◽  
pp. 395
Author(s):  
В.Е. Привалов ◽  
В.Г. Шеманин

Computer simulation of the Raman lidar equation for measurement of the hydrogen molecules at the concentration level of 1013 cm-3 and higher in atmosphere at the ranging distances up to 100 m in the synchronous photon counting mode and selection of such a lidar optimal parameters have been fulfilled. It is shown that for hydrogen molecules concentration of N(z)=1013 cm-3 measurement at the distances from 5 to 100 m the measurement time t is in the range from 3.83 s to 26.5 min, for measurement of concentration N(z) = 1015 cm-3 - from 38 ms to 15.9 s and for the concentration measurement of N(z) = 1017 cm-3 - already from 0.4 ms to 160 ms, respectively.


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