George had a problem, and he had reached out to Yowei Shaw for help. After a decade-plus relationship, his wife had come out as queer and divorced him. (George is a Midwesterner using a pseudonym.) ...
Differential equations are fundamental tools in physics: they are used to describe phenomena ranging from fluid dynamics to general relativity. But when these equations become stiff (i.e. they involve ...
Abstract: A high-order spatial filtering-symplectic finite difference time domain (SF-SFDTD) scheme with controllable stability condition is proposed to solve the time-dependent Schrödinger equation ...