Measles dynamics on network models with optimal control strategies

Abstract To investigate the influences of heterogeneity and waning immunity on measles transmission, we formulate a network model with periodic transmission rate, and theoretically examine the threshold dynamics.We numerically find that the waning of immunity can lead to usc trojans snapback hat an increase in the basic reproduction number R 0 $R_{

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Simulation and Implementation of a Mobile Robot Trajectory Planning Solution by Using a Genetic Micro-Algorithm

Robots able to roll and jump are used to solve complex trajectories.These robots have a low level of autonomy, and currently, only teleoperation is available.When researching the literature about these robots, limitations were found, such as a high risk of damage by testing, lack of information, and nonexistent tools.Therefore, the present research

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Impact of munitions corrosion processes on groundwater contamination and techniques for their safe and cost-effective disposal: A case study of a village

The relevance of the study lies in the fact that the ammunition that has entered the groundwater (deeper than 250 m), as a result of its disposal, poses serious threats to welding sweater the entire Donetsk region water area.The purpose of the study was to investigate the impact of munitions corrosion on the aquatic environment and to consider the

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