Results 21 to 30 of about 221,434 (164)

New Properties for Solving the Single-Machine Scheduling Problem with Early/Tardy Jobs

open access: yesJournal of Intelligent Systems, 2017
This paper presents a mathematically enhanced genetic algorithm (MEGA) using the mathematical properties of the single-machine scheduling of multiple jobs with a common due date.
Allaoua Hemmak, Brahim Bouderah
doaj   +1 more source

Mathematical Properties of the Zadoff-Chu Sequences

open access: yesCoRR, 2023
This paper is a compilation of well-known results about Zadoff-Chu sequences, including all proofs with a consistent mathematical notation, for easy reference. Moreover, for a Zadoff-Chu sequence $x_u[n]$ of prime length $N_{\text{ZC}}$ and root index $u$, a formula is derived that allows computing the first term (frequency zero) of its discrete ...
David Gregoratti   +2 more
openaire   +2 more sources

The Use of Kramers-Kronig Relations for Verification of Quality of Ferrite Magnetic Spectra

open access: yesElectrical, Control and Communication Engineering, 2015
The complex initial permeability (CIP) as a function of frequency is one of the main properties of ferrites. This characteristic (CIP) is measured experimentally, therefore there can be found noisy, doubtful or incomplete parts of the spectrum.
Ponomarenko Nikolajs   +2 more
doaj   +1 more source

The Place of Quasi Topological Structure in the Mathematical Theory of Categorization

open access: yesProceedings of the International Florida Artificial Intelligence Research Society Conference, 2022
This work is a theoretical one bridging two mathemat- ical models namely the Quasi Topological Structure (QTS) and Soft Sets (SST) theories. We prove that theQuasi Topological Structure (QTS) can be viewed as a complexification of Soft Sets, from the ...
Anca Pascu Pascu   +2 more
doaj   +1 more source

Mathematical properties of theSimpleXalgorithm [PDF]

open access: yesAstronomy and Astrophysics, 2010
18 pages, 17 figures, accepted for publication in A& ...
Kruip, C. J. H.   +3 more
openaire   +2 more sources

Mathematical simulation of catalytic paste flow in a ram extruder [PDF]

open access: yesHemijska Industrija, 2004
A mathematical model was developed for the stage of catalyst paste preparation. The mathematical model allows the calculation of solvate film thickness and volume content of the solid phase at any moment of time. Functional dependencies were found, which
Zhensa A.V.   +4 more
doaj   +1 more source

Mathematical Modeling of Thermal Processing for an Al-Si Alloy

open access: yesThe Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, 2023
This paper presents the realization of a mathematical model of a heat treatment process of an Al-Si alloy, with the help of which the values of some mechanical properties are preached.
Marian-Iulian NEACȘU
doaj   +1 more source

Mathematical approaches for powders and multiparticulate units processability characterization in pharmaceutical development [PDF]

open access: yesArhiv za farmaciju, 2022
An understanding of material properties and processing effects on solid dosage forms performance is required within the Quality-by-design approach to pharmaceutical development.
Vasiljević Ivana   +3 more
doaj   +1 more source

Properties of minimal mathematical expectations

open access: yesApplied Mathematics Letters, 2006
Let \(\mu>0\) be an arbitrarily fixed real and \(B\) a \(d\)-dimensional Brownian motion defined on a probability space \((\Omega,{\mathcal F},P)\). By \({\mathcal P}\) we denote the set of all probabilities \[ Q= \exp \Biggl\{\int_0^T\theta_t\,dB_t- \tfrac12\cdot \int_0^T| \theta_t|^2\,dt \Biggr\}\cdot P, \] where \(\theta\) runs all \(({\mathcal F ...
Yongqing Wei, Peiyu Liu
openaire   +1 more source

Asymptotic properties of mathematical models of excitability [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2006
We analyse small parameters in selected models of biological excitability, including Hodgkin–Huxley (Hodgkin & Huxley 1952 J. Physiol. 117 , 500–544) model of nerve axon, Noble (Noble 1962 J. Physiol. 160 , 317–352) model of heart Purkinje fibres and Courtemanche
Biktasheva, I. V.   +3 more
openaire   +4 more sources

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