- 1. Innovation and infrastructure: driving forces for entrepreneurship development and economic opportunities
- (Content №5 2024)
- ... opportunities of the population are substantiated and relevant economic and mathematical models for their evaluation and forecasting are developed. Practical value. The results of the study are particularly ...
- Created on 29 October 2024
- 2. Assessment of digital elevation models accuracy for local geoid modeling
- (Content №5 2024)
- ... 37. Baltiyeva, A., Shamganova, L., & Chernov, A. (2017). Analysis of mathematical models for solving problems of high-accuracy satellite geodesy. International Multidisciplinary Scientific GeoConference: ...
- Created on 29 October 2024
- 3. Pipe production cost management model based on graph theory
- (Content №5 2024)
- ... of managing non-manufacturing cost with the help of mathematical models in economics to optimize the supply and sales activities of the enterprise. Keywords: pipe products, cost centre, localization ...
- Created on 29 October 2024
- 4. Methodology for determining the heat distribution in disc brakes of mine hoisting machines
- (Content №5 2024)
- ... Stolyarchuk, R., Pabyrivska, N., Slipchuk, A., Pukach, Yu., Auzinger, W., & Kunynets, A. (2021). Asymptotic Method for Studying Mathematical Models of Resonant and Nonresonant Nonlinear Vibrations ...
- Created on 29 October 2024
- 5. Mathematical model for heat transfer during underground coal gasification process
- (Content №5 2024)
- ... are used. Newton-Raphson method, which has quadratic convergence, is used to find the roots of the transcendental equation. Findings. Tendencies in the formation of mathematical models when studying ...
- Created on 29 October 2024
- 6. Modeling of drilling tool vibration in the process of drilling blast wells
- (Content №5 2024)
- ... for synthesis and analysis of mathematical models. Findings. The process of interaction between a drill bit and a rock was analyzed. The conditions and causes of vibration of drilling equipment are determined. ...
- Created on 29 October 2024
- 7. On the issue of load’s external ballistics under low-speed transportation
- (Content №4 2024)
- ... of mathematical models and algorithms for calculating the parameters of the dynamic process of falling loads from low-speed aircraft within the framework of the theory of nonlinear external ballistics ...
- Created on 28 August 2024
- 8. Application of modern mathematical apparatus for determining the dynamic properties of vehicles
- (Content №4 2024)
- ... mathematical models of the vehicle braking process take into account the possibility of a smooth change (decrease and increase) of the transmission ratio and the torque applied to the executive bodies. ...
- Created on 28 August 2024
- 9. Justification of the criterion for optimal control of the self-grinding process of ores in drum mills
- (Content №4 2024)
- ... compiling and researching mathematical models of material movement inside the drum of a rotating mill. Methodology. Methods of mathematical modeling of the internal mechanics of drum mills in combination ...
- Created on 28 August 2024
- 10. Improvement of the method of time rationing for assembling car groups on one track
- (Content №1 2024)
- ... S., Vasileva, L., & Ostroglyad, E. (2016). Development of mathematical models for planning the duration of shunting operations. Eastern-European Journal of Enterprise Technologies, 5/3(83), 40-46. ...
- Created on 29 February 2024
- 11. Two-stage problems of optimal location and distribution of the humanitarian logistics system’s structural subdivisions
- (Content №1 2024)
- ... 10. Hezam, I. M., & Nayeem, Mk. (2021). A Systematic Literature Review on Mathematical Models of Humanitarian Logistics. Symmetry, 13(1), 11. https://doi.org/10.3390/sym13010011. 11. Bayram, V., ...
- Created on 29 February 2024
- 12. Heat exchange under the longitudinal movement of wet steam in finning heat exchangers
- (Content №1 2024)
- ... 7838-7846. https://doi.org/10.1016/j.ijheatmasstransfer.2012.08.021. 9. Worachest, P., Chi-Chuan, W., & Somchai, W. (2015). The new mathematical models for plain fin-and-tube heat exchangers with ...
- Created on 29 February 2024
- 13. Investment principles in value-target processes of electricity consumption at iron ore enterprises
- (Content №6 2023)
- ... investment on cost-target processes of electric consumption of iron ore enterprises by applying economic and mathematical models. Methodology. As a result of the research, system and critical analysis ...
- Created on 23 December 2023
- 14. Activities efficiency assessment of the governing body’s task force under environmental emergency
- (Content №6 2023)
- ... Matsiuk, V. I. (2015). Mathematical models of environmentally dangerous railway transport events. Information processing systems, 3(128), 125-131. 6. Martynenko, V. M., Dreval, Yu. D., Konotoptseva, ...
- Created on 23 December 2023
- 15. Mathematical models for determining and analyzing thermal regimes in mining industry mechanism structures
- (Content №6 2023)
- ... Purpose. To develop linear and nonlinear mathematical models of heat conduction for isotropic heterogeneous media with internal heating. This will allow for an increased accuracy in determining temperature ...
- Created on 23 December 2023
- 16. Mathematical substantiation and creation of information tools for optimal control of drilling and blasting in open-pit mine
- (Content №6 2023)
- ... Proceedings 2025, (1), 050002, 7. https://doi.org/10.1063/1.5007392. 7. Olevska, Yu. B., Olevskyi, V. I., & Olevskyi, O. V. (2018). Using of fuzzy mathematical models in automated systems for recognition ...
- Created on 23 December 2023
- 17. Financial security of macro regions in the period of military aggression
- (Content №4 2023)
- ... migration are identified in peacetime and in wartime. The factors that increase the behavioral uncertainty of displaced persons are outlined. It is proposed to create economic and mathematical models that ...
- Created on 28 August 2023
- 18. Selection and justification of drilling and blasting parameters using genetic algorithms
- (Content №4 2023)
- ... properties of uranium ores was calculated, which was 78 cr/sm2 and 1.4, respectively. According to the developed mathematical models and the software product, the optimization problem was solved using ...
- Created on 28 August 2023
- 19. Optimization of track distribution of industrial railway stations between car designations
- (Content №3 2023)
- ... Lashenyh, O., Turpak, S., Gritcay, S., Vasileva, L., & Ostroglyad, E. (2016). Development of mathematical models for planning the duration of shunting operations. Eastern-European Journal of Enterprise ...
- Created on 27 June 2023
- 20. Mathematical model of air flow movement in a motorized filter respirator
- (Content №3 2023)
- ... and favourable operating conditions. Methodology. To describe linear objects of the “input-output” type, it is convenient to use their transfer functions as mathematical models. In this case, to determine ...
- Created on 27 June 2023