Abstract: In this paper, we give a simple theorem on the waveform relaxation (WR) solution for a system of nonlinear second-order differential equations. It is shown that if the norm of certain ...

Abstract: Physics-informed neural networks (PINNs) offer a flexible framework for solving differential equations using physical constraints and data. This study focuses on second-order ...

In the moments following the Sept. 10, 2025, shooting of Turning Point USA CEO and co-founder Charlie Kirk in Utah, online users shared an alleged quote from the conservative political pundit about ...