Abstract: Vector addition systems with states (VASS), also known as Petri nets, are a popular model of concurrent systems. Many problems from many areas reduce to the reachability problem for VASS, ...

Abstract: The electron density and electron temperature of the recombining argon plasma from a cascaded arc discharge source were measured by the laser Thomson scattering approach. In this paper, a ...

Research links depression, also called major depressive disorder (MDD), with memory loss and brain fog. Treating depression can help memory improve. Memory problems and depression can reinforce each ...