Communications in Mathematical Sciences

Volume 21 (2023)

Number 6

Contents

Discrete perturbed gradient flow and its application

Lingzhi Hao and Xiongtao Zhang

pp. 1505-1530

Riemann–Hilbert problem for the focusing Hirota equation with counterpropagating flows

Xiao-Fan Zhang, Shou-Fu Tian, Jin-Jie Yang, and Zhi-Qiang Li

pp. 1625-1654

Sobolev training for physics-informed neural networks

Hwijae Son, Jin Woo Jang, Woo Jin Han, and Hyung Ju Hwang

pp. 1679-1705

Fast Communications