excess function
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boundary 2 ◽  
2021 ◽  
Vol 48 (3) ◽  
pp. 115-144
Author(s):  
L. Elena Delgado

In the face of the public debates and protests fueled by Spain's persistent economic, social, and institutional crisis (2008–present), the country's politicians and media have consistently identified these debates and protests—in a word, social unrest—with three phenomena: nationalism, populism, and feminism. In my essay, I begin by showing how Spanish public discourse tends to situate all three on a single continuum, identifying their intersections in negative terms as a potentially disruptive excess that must be controlled, if not eliminated, to avoid a crisis of democracy. The second part of my essay moves to a theoretically informed reflection on the nature and function of political elements categorized as “excessive” in consensus democracies. Drawing on C. Lefort, J. Rancière, C. Mouffe, W. Brown. B. Honig, and L. Grattan, among others, I delve into how these perceived forms of excess function as dissonant remainders that account for the paradoxes of popular sovereignty, signaling its limits as well as its conditions of possibility.


Author(s):  
Ye.S. Balankina

The paper focuses on the analytical expressions obtained for the volumetric coefficient of thermal expansion depending on the differences in the geometric structure of the initial monosystems, i.e., the geometric factor, for binary systems with a ratio of the particles volumes in the range from 1 to 8, simulated by a granular medium. Within the research, we established the reasons for the differences between the apparent excess function and the excess function of the volumetric coefficient of thermal expansion. In systems consisting of molecules that differ significantly in shape, the main contribution to this difference is made by the different behavior of the packing coefficients of the molecules of the mixed components with temperature, while in systems where molecules are of similar shape the main contribution is made by the difference in their sizes. We estimated the geometric factor contribution to the concentration behavior of the excess functions of the molar volume and the volumetric coefficient of thermal expansion in the water--acetone system, and found that the degree of its influence on the behavior of the excess functions of these properties varies significantly.


2018 ◽  
Vol 28 (2) ◽  
pp. 170-183
Author(s):  
Yu-Hsien Liao

Under multicriteria situations, we define a power mensuration rule and its efficient extension by applying maximal-utilities among level (decision) vectors. We also adopt some axiomatic results to present the rationalities for these two rules. Based on the notions of reduced game and excess function respectively, we introduce different formulation and dynamic results for the efficient extension.


2017 ◽  
Vol 5 (3) ◽  
pp. 36-44
Author(s):  
В. Федосов ◽  
V. Fedosov ◽  
А. Федосова ◽  
A. Fedosova ◽  
О. Буитраго ◽  
...  

The problem related to the conflict between sources group’s excessive emissions and region’s pollution standards has been considered. It is possible to resolve the conflict by emissions sources efficiencies restrictions or reduction of pollution standards. Both actions lead to economic losses. It has been proposed to ease the conflict by the optimal sources allocation, in comparison with the initial one. The sources’ efficiencies and the region’s standards have been preserved during optimization. The sources emissions were modeling by parabolic functions, thus was solving the geometric problem of optimizing the coordinates for allocation of paraboloids with constant volumes. Different sources coordinates usually lead to a multiextremal function of pollution excess over the region's standards. The optimization problem is reduced to excess function control. The sources coordinates are becoming the control parameter. The numerical integral of the excess function has been defined as optimization criterion. Assuming a unimodal relationship between the criterion and the parameter, the Nelder-Mead procedure has been chosen as an algorithm for multidimensional nonlinear optimization. The optimization criterion’s convinced convergence to zero has been established due to a change on the sources coordinates’ iterations. Numerical experiments have been carried out, in which a high level of conflict (pollution function’s multiple excesses over the standards) has been set by the initial parameters. The region has been divided into 6 regulatory zones with non-standard flexible boundaries. The excess function was generating by 24 sources with different emissions efficiencies. A series of iterations has been performed, at which the conflict level was reduced to 1.32% due to the sources displacement. Such a decrease has required a selective withdrawal of 18 sources out of the region. This withdrawal does not exclude further trans-boundary pollutions emissions into the controlled area. The problems of trans-boundary pollutions transfer have been discussed. Iterations results have been shown in 2D-3D graphics. Having at disposal detailed iterations tapes, including their visualization, a designer is free to choose different input data of the model and to achieve the required conflict level. The presentation of optimization results in numerical and graphical formats is a convenient tool for designing of areas with complex infrastructure.


2016 ◽  
Vol 8 (1) ◽  
pp. 42
Author(s):  
Amadou Diadie Ba ◽  
El Hadj Deme ◽  
Cheikh Tidiane Seck ◽  
Gane Samb Lo

<p>In this paper, we use the modern setting of functional empirical processes and recent techniques on uniform estimation for non parametric objects to derive consistency bands for the mean excess function in the i.i.d. case. We apply our results for modelling Dow Jones data to see how good the Generalized hyperbolic distribution fits monthly data.</p>


Test ◽  
2010 ◽  
Vol 20 (1) ◽  
pp. 138-162 ◽  
Author(s):  
Yuri Goegebeur ◽  
Armelle Guillou

2009 ◽  
Vol 139 (6) ◽  
pp. 1905-1920 ◽  
Author(s):  
G. Dierckx ◽  
J. Beirlant ◽  
D. De Waal ◽  
A. Guillou

2008 ◽  
Vol 73 (4) ◽  
pp. 533-540 ◽  
Author(s):  
Michael Rouha ◽  
Filip Moučka ◽  
Ivo Nezbeda

Binary mixtures of two identical Lennard-Jones fluids with non-Lorentz-Berthelot combining rules have been simulated at ambient-like conditions in order to examine the effect of cross interactions on mixing properties - excess volumes and enthalpies. Various combinations of deviations of both energy and size cross parameters from the Lorentz-Berthelot rules have been considered. Whereas consequences of the deviations for excess volume are rather straightforward, a variety of behavior types is found for excess enthalpy, including an excess function with three extrema.


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