Nonlocal symmetries and similarity reductions for Korteweg-de Vries-negative-order Korteweg-de Vries equation
胡恒春, 刘飞艳
Nonlocal symmetries and similarity reductions for Korteweg-de Vries-negative-order Korteweg-de Vries equation
Heng-Chun Hu(胡恒春), Fei-Yan Liu(刘飞艳)
中国物理B . 2020, (4): 40201 -040201 .  DOI: 10.1088/1674-1056/ab6dca