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941
Environmental Supply Chain Performance Mapping of an Enterprise by Exploring a Novel Vague-Intellectual Approach
Published 2023-01-01“…The authors found as first RG that there are still no mathematical models that could address the generalized trapezoidal fuzzy set (GTFs) based green supply chain performance measurement (GSCPM) multi-level hierarchical index for computing the performance of a production enterprise in % except in the forms of GTF set/scale/crisp value. …”
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942
An Analytical Approach to Evaluating Nonmonotonic Functions of Fuzzy Numbers
Published 2015-01-01“…The approach is based on a parametric α-cut representation of fuzzy numbers and allows for the inclusion of parameter uncertainties into mathematical models.…”
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943
Optimization problems for construction foundations
Published 2000-12-01“… The mathematical models for optimization of grillage-type foundations are presented. …”
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944
An Extended Analytical Approach to Evaluating Monotonic Functions of Fuzzy Numbers
Published 2014-01-01“…The approach is based on a parametric α-cut representation of fuzzy numbers and allows for the inclusion of parameter uncertainties into mathematical models.…”
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945
Ultrasonic Pretreatment-Assisted Electrohydrodynamic Drying of Potato Slices
Published 2021-01-01“…The microstructure of potatoes was analyzed using infrared spectroscopy and scanning electron microscopy. Eight mathematical models were used to fit the drying of potatoes. …”
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946
Existence and Convergence of the Positive Solutions of a Discrete Epidemic Model
Published 2015-01-01“…We consider a class of system of nonlinear difference equations arising from mathematical models describing a discrete epidemic model. …”
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947
Radiotracer Technology in Mixing Processes for Industrial Applications
Published 2014-01-01“…In addition, this paper reviews the current problems associated with conventional tracers, mathematical models, and computational fluid dynamics simulations involved in radiotracer experiments and hybrid of radiotracer.…”
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948
The comparison of cointegration methods applications of Lithuanian’s economy modeling results
Published 2003-12-01“…We investigate mathematical models of the long-run relations and changes of macroeconomic indicators, which we statistically identify using different statistical estimator of cointegrated vectors (CI) and vector error correction model (VECM). …”
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949
Torsional Vibrations at Guide-Vane Shaft of Pump–Turbine Model
Published 1997-01-01“…Experimentally determined flow velocities at the impeller exit are given. The mathematical models for theoretical torsional vibration prediction formulated using linear and nonlinear differential equations are presented. …”
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950
MODELING OF SYMMETRIC THREE-PHASE ASYNCHRONOUS ELECTRIC MOTOR IN ASYMMETRIC CONNECTION TO NETWORK
Published 2005-06-01“…The paper shows how to solve the problem concerning reveal of changes in mathematical models and electric parameters of symmetric three-phase short-circuited asynchronous electric motors in case of their connection to single- or two-phase network in comparison with their connection to three-phase network. …”
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951
On the Nusselt Solution of a Nonisothermal Two-Fluid Inclined Film Flow
Published 2009-01-01“…The corresponding mathematical models often represent two-dimensional free boundary value problems for the Navier-Stokes equations or their modifications. …”
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952
INFLUENCE OF CONSUMPTION STRUCTURE FOR ENTERPRISE WHILE INTRODUCING ENERGY SAVING MEASURES
Published 2014-04-01“…Development of methods for complex efficiency evaluation of measures on energy saving can be based on usage of single-factor mathematical models for specific consumption of fuel and power resources by output volume. …”
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953
The Stability of the Model and Simulation, Control Issues for Ship System, Education, and Research
Published 2021-01-01“…This article deals with the study of mathematical models and the assessment of the stability of the motion of ships, investigating properties of the system such as kinetics and stability. …”
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954
Self-organization in interface dynamics and urban development
Published 1999-01-01“…It is suggested that the growth modes of specific urban zones (e.g. residential, commercial, or industrial) and the factors affecting them can be studied using mathematical models that capture two generic interface instabilities.…”
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955
The Influence of PK/PD on the Structure of Optimal Controls in Cancer Chemotherapy Models
Published 2005-07-01“…Mathematical models for cancer chemotherapy as optimal control problems are considered. …”
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956
Accuracy analysis of different components evaluation of time series
Published 2001-12-01“… Mathematical models for decomposing and forecasting of time series are analysed in this paper. …”
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957
Intelligent Transportation Design Based on Iterative Learning
Published 2022-01-01“…Most of the existing traffic optimization control methods are based on accurate mathematical models. As an uncertain and complex system, the urban traffic system faces difficulty in accurately calibrating the model parameters. …”
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958
An example from the world of tsetse flies
Published 2013-03-01“…More serious objections arise when mathematical models make no attempt to address the real world in such a way that they can be tested. …”
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959
The Impact of Random Noise on the Dynamics of COVID-19 Epidemic Model
Published 2022-01-01“…For modeling and studying infectious illness transmission, mathematical models are helpful tools. Thus, in this paper, taking into account the effect of the intensity of the noises, we define a threshold value Πs of the model, which determines the extinction and persistence of the COVID-19 pandemic. …”
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960
SIMULATION OF QUASI-STATIONARY OPERATIONAL CONDITIONS OF INDUCTION GENERATOR OF WIND- ENERGY SYSTEM INSTALLATION
Published 2003-06-01“…Computer programmes based on mathematical models of wind motor, induction generator, step-up transformers, cable and open-air electric power lines have been elaborated with the purpose to investigate quasi-stationary operational conditions of the wind- energy installation. …”
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