Results 11 to 20 of about 810,095 (233)

Cubical coloring — fractional covering by cuts and semidefinite programming [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2015
We introduce a new graph parameter that measures fractional covering of a graph by cuts. Besides being interesting in its own right, it is useful for study of homomorphisms and tension-continuous mappings.
Robert Šámal
doaj   +1 more source

A proposal towards a VNS-based decision support tool for large scale location-covering-type problems [PDF]

open access: yesYugoslav Journal of Operations Research
We describe a number of typical features, constraints and objectives, frequently appearing in spatial system-design of maximum covering-type, such as emergency response systems.
Plastria Frank
doaj   +1 more source

STUDI PERBAIKAN CARA PENYADAPAN KOPAL DI KPH SUKABUMI

open access: yesJurnal Penelitian Hasil Hutan (Journal of Forest Products Research), 2017
Copal from Agathis tree has been one of  important  forest  products, not only as export commodity but also as raw material for some induatries. In the last few years however production  in  this country  began to decrease, due to inefficient  tapping by
Soenarno Soenarno   +2 more
doaj   +1 more source

An Optimized Covering Spheroids by Spheres

open access: yesApplied Sciences, 2020
Covering spheroids (ellipsoids of revolution) by different spheres is studied. The research is motivated by packing non-spherical particles arising in natural sciences, e.g., in powder technologies.
Alexander Pankratov   +3 more
doaj   +1 more source

Efficient Covering of Thin Convex Domains Using Congruent Discs

open access: yesMathematics, 2021
We present efficient strategies for covering classes of thin domains in the plane using unit discs. We start with efficient covering of narrow domains using a single row of covering discs. We then move to efficient covering of general rectangles by discs
Shai Gul, Reuven Cohen
doaj   +1 more source

Galois coverings of one-sided bimodule problems

open access: yesPracì Mìžnarodnogo Geometričnogo Centru, 2021
Applying geometric methods of 2-dimensional cell complex theory, we construct a Galois covering of a bimodule problem satisfying some structure, triangularity and finiteness conditions in order to describe the objects of finite representation type.
Vyacheslav Babych, Nataliya Golovashchuk
doaj   +1 more source

Assessing the European Parliament’s Democratic Credentials [PDF]

open access: yesRomanian Journal of European Affairs, 2015
Doubts persist about the democratic legitimacy and role of the European Parliament in EU decision-making – this article takes a critical look at the body’s democratic credentials. An analysis of voter turnout and the impact the ‘Spitzenkandidaten process’
Stephen Vitkovitch
doaj  

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