Error estimate of an invariant-preserving fourth-order scheme for the Degasperis-Procesi equation with smooth solutions. - Chaoran Qi; Lianpeng Xue; Qifeng Zhang (Appl. Math. Lett., 2025)

Error estimate of the conservative difference scheme for the derivative nonlinear Schrödinger equation. - Lianpeng Xue; Qifeng Zhang; P. P. Matus (Appl. Math. Lett., 2025)