Results 21 to 30 of about 688,997 (292)

Classification and statistics of cut-and-project sets

open access: yesJournal of the European Mathematical Society, 2023
We define Ratner–Marklof–Strömbergsson measures (following Marklof and Strömbergsson (2014)). These are probability measures supported on cut-and-project sets in \smash{\mathbb{R}^d} (d \geq 2) which are invariant and ...
Rühr, René   +2 more
openaire   +2 more sources

Analysis of OHS Costs in the Road Construction Project of Singaraja City – Mengwi (Short Cut Bedugul Point 5 - 6)

open access: yesLogic, 2021
Short Cut Bedugul is a short road construction project on the Singaraja-Denpasar route. The short cut development includes the implementation of an occupational health and safety management system (SMK3).
I Ketut Sutapa   +4 more
doaj   +1 more source

Statistics of patterns in typical cut and project sets [PDF]

open access: yesErgodic Theory and Dynamical Systems, 2018
In this article pattern statistics of typical cubical cut and project sets are studied. We give estimates for the rate of convergence of appearances of patches to their asymptotic frequencies. We also give bounds for repetitivity and repulsivity functions. The proofs use ideas and tools developed in discrepancy theory.
Koivusalo, Henna L L   +3 more
openaire   +5 more sources

A framework for cut-over management [PDF]

open access: yesPeerJ Computer Science, 2015
The purpose of this paper is to provide a governance structure for IT-related projects in order to assure a safeguarded and timely transition to a productive environment.
Guido Nageldinger
doaj   +2 more sources

Economic Evaluation Of Water Production Management With Rpm (Relative Permability Modifier) Treatment Based On Gross Split Contract In “Re” Well In “Dn" Field

open access: yesJGEET: Journal of Geoscience, Engineering, Environment and Technology, 2023
The "RE" well in the "DN" field is an oil well produced in June 2004 with an initial water cut value of 15% as time went on there was a fairly high increase in the water cut value reaching 97% which means that it caused increased water production.
Boqin Changming, Liang Longwei
doaj   +1 more source

Effects of Soil Properties and Slope Angle on Deformation and Stability of Cut Slopes

open access: yesAdvances in Civil Engineering, 2022
The impact of soil parameters and slope angle on the deformation and stability of cut slopes is critical for defining road project safety measurement. This study investigates the effect of soil properties and slope angle on the deformation and stability ...
Behailu G. Habtemariam   +2 more
doaj   +1 more source

On generalized self-similarities of cut-and-project sets [PDF]

open access: yesLinear Algebra and its Applications, 2021
Cut-and-project sets $ \subset\mathbb{R}^n$ represent one of the types of uniformly discrete relatively dense sets. They arise by projection of a section of a higher-dimensional lattice to a suitably oriented subspace. Cut-and-project sets find application in solid state physics as mathematical models of atomic positions in quasicrystals, the ...
Zuzana Masáková   +2 more
openaire   +3 more sources

The discussion about comprehensive regulation and control methods of Low and non-effective circulation layers in ultra-high water cut stage [PDF]

open access: yesE3S Web of Conferences, 2022
As the oilfield enters the ultra-high water cut stage, the development situation of water flooding is becoming increasingly severe, facing problems such as increasing natural decline, rapid water cut rise, and serious low and non-effective circulation ...
Wang Yu
doaj   +1 more source

The Meyer property of cut-and-project sets [PDF]

open access: yesJournal of Physics A: Mathematical and General, 2004
Summary: We consider cut-and-project sets \(\Sigma(\Omega)\) with compact acceptance window \(\Omega\subset\mathbb{R}^d\). It is known that \(\Sigma(\Omega)\) satisfies the Meyer property, i.e., it is a Delone set and there exists a finite set \(F\) such that \(\Sigma(\Omega)-\Sigma (\Omega)\subset \Sigma(\Omega) +F\). The investigation of the set \(F\)
Balková, L'ubomíra   +2 more
openaire   +2 more sources

An Exact Method to Determine the Photonic Resonances of Quasicrystals Based on Discrete Fourier Harmonics of Higher-Dimensional Atomic Surfaces

open access: yesCrystals, 2016
A rigorous method for obtaining the diffraction patterns of quasicrystals is presented. Diffraction patterns are an essential analytical tool in the study of quasicrystals, since they can be used to determine their photonic resonances.
Farhad A. Namin, Douglas H. Werner
doaj   +1 more source

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