Abstract: This article deals with the impulsive stability problem for positive linear differential–algebraic equations (DAEs) with a time-varying delay. First, a sufficient condition for the ...
Following back-to-back press interviews, red carpets, and late-night TV appearances, "Wicked" star Ariana Grande has contracted COVID-19. The pop-star-turned-Hollywood darling shared on her Instagram ...
Experts aren't quite sure what's in store for us this cold, flu and COVID season. But with a new flu variant beginning to spread in the U.S. and low COVID vaccination rates, this may be a more severe ...
The NHS has recommended that individuals adhere to a 10-day protocol if they test positive for Covid. Despite a slight decrease in Covid cases recently, the virus remains prevalent across the UK.
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