A novel numerical model for simulating open channel flows in river networks has been developed using Godunov method in o......

二阶时滞方程ｘ（ｔ）＋ａｘ（ｔ）＋ｂｘ（ｔ）＋ｃｘ（ｔ－τ）＝０其中ａ，ｂ，ｃ，τ为常数，ｃ≠０，τ〉０。方程是加藤仁「１」等在研究金属切削被加工物件沿水平方向颤震振动问题时提出的数学模型。本人......