This paper develops the theory of factorial numbers formed by positional number systems with mixed-base factorial number systems.The fundamentals of the theory of factorial numbers are outlined, a method for obtaining them is given, their range is determined, and noise immunity is assessed.The addition and subtraction operations on factorial number
Nigeria has made remarkable progress against polio, but 2 wild polio virus cases were reported in August 2016; putting an end to 2 y without reported cases.We examined the extent of geographical disparities in childhren not vaccinated against polio and examined individual- and community-level predictors of non-vaccination in Nigeria.We applied mult
Abstract Background Hepatitis C virus (HCV) infection prevalence is particularly high in people who inject drugs (PWID), a population that faces many barriers to HCV testing and care.A Shoes better understanding of the determinants of access to HCV testing is needed to improve their engagement in the HCV care cascade.We used data from a cross-secti