The widespread, and in many countries unprecedented, use of non-pharmaceutical interventions (NPIs) during the COVID-19 pandemic has highlighted the need for mathematical models which can estimate the impact of these measures while accounting for the highly heterogeneous risk profile of COVID-19.Models accounting either for age structure or the hou
The article considers main historical stages of the establishment and development of Regular insurance supervision system in Russia and Ukraine.The objective necessity and the essence of state regulation of insurance business, its basic directions and methods providing a combination of interests of policyholders, the state and insurance companies a
Abstract Solar arrays are the primary energy source for spacecraft.Although traditional rigid solar arrays improve power supply, the quality increases proportionally.Hence, it is difficult to satisfy the requirements of high-power and low-cost space Regular applications.In this study, a shape-memory polymer composite (SMPC) boom was designed, fabri