Results 11 to 20 of about 385,698 (291)

Feasibility of precise navigation in high and low latitude regions under scintillation conditions [PDF]

open access: yesJournal of Space Weather and Space Climate, 2018
Scintillation is one of the most challenging problems in Global Navigation Satellite Systems (GNSS) navigation. This phenomenon appears when the radio signal passes through ionospheric irregularities.
Juan José Miguel   +9 more
doaj   +4 more sources

Irregular subgraphs

open access: yesCombinatorics, Probability and Computing, 2022
AbstractWe suggest two related conjectures dealing with the existence of spanning irregular subgraphs of graphs. The first asserts that any $d$ -regular graph on $n$ vertices contains a spanning subgraph in which the number of vertices of each degree between $0$ and $d$ deviates from $\frac{n}{d+1}$ by at most $2$ .
Alon, Noga, Wei, Fan
openaire   +2 more sources

Irregular Attractors [PDF]

open access: yesDiscrete Dynamics in Nature and Society, 1998
In this paper the definition of attractor of a dissipative dynamical system is introduced. The classification of the existing types of attractors and the analysis of their characteristics are presented. The discussed problems are illustrated by the results of numerical simulations using a number of real examples that provides the possibility to ...
Vadim S. Anishchenko   +1 more
openaire   +2 more sources

Irregular Migration

open access: yes, 2022
<p>Irregular migration is a multifaceted, dynamic phenomenon that has attracted disproportionate media and political attention since the early 2000s. It has been at the forefront of the political debate in most of the European Union’s Member States since the outbreak of the so-called ‘migration crisis’ of 2015.
SPENCER, Sarah, TRIANDAFYLLIDOU, Anna
openaire   +2 more sources

Irregular independence and irregular domination [PDF]

open access: yesDiscrete Applied Mathematics, 2019
15 ...
Peter Borg, Yair Caro, Kurt Fenech
openaire   +3 more sources

Irregular Projective Invariants [PDF]

open access: yesProceedings of the National Academy of Sciences, 1945
Not ...
Kasner, Edward, DeCicco, John
openaire   +3 more sources

Irregular vertex operators for irregular conformal blocks [PDF]

open access: yesPhysical Review D, 2016
We construct the free field representation of irregular vertex operators of arbitrary rank which generates simultaneous eigenstates of positive modes of Virasoro and W symmetry generators. The irregular vertex operators turn out to be the exponentials of combinations of derivatives of Liouville or Toda fields, creating irregular coherent states.
Polyakov, Dimitri, Rim, Chaiho
openaire   +2 more sources

Legal aspects of protection of the financial interests of the European Union [PDF]

open access: yesPrzegląd Europejski, 2019
The foundations and the operating framework of the institutions of the European Union and its Member States are determined by legal acts established at the EU level.
Marta Miedzińska
doaj   +1 more source

Quantitative irregularity analysis for spinning detonation of premixed CH4+2O2

open access: yes工程科学学报, 2016
CH4 is a typical and special detonation mixture. Based on the experimental method, digital image processing was performed to study the detonation stability theory of methane. A premixed CH4 + 2O2 mixture was ignited in a tube with an inner diameter of 50.
ZHAO Huan-juan   +2 more
doaj   +1 more source

Principles of accounting in the Duchy of Warsaw – problems with cash accounts [PDF]

open access: yesZeszyty Teoretyczne Rachunkowości
Purpose: The aim of the article is to present the accounting principles used in the Duchy of Warsaw (1807–1815) and to provide arguments that support these principles.Methodology/approach: The methodology involves analyzing historical sources, con ...
MAŁGORZATA GARSTKA
doaj   +1 more source

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