A sine transform-based preconditioner for the fourth-order scheme arising from multi-dimensional nonlocal Poisson equations

Wei Qu, Yuan-yuan Huang, Lot-Kei Chou, Siu-Long Lei. A sine transform-based preconditioner for the fourth-order scheme arising from multi-dimensional nonlocal Poisson equations. Appl. Math. Lett., 172:109717, 2026. [doi]

Abstract

Abstract is missing.