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The Lie symmetries and Noether conserved quantities of discrete non-conservative mechanical systems
施沈阳, 傅景礼, 陈立群
The Lie symmetries and Noether conserved quantities of discrete non-conservative mechanical systems
Shi Shen-Yang(施沈阳), Fu Jing-Li(傅景礼), and Chen Li-Qun(陈立群)
中国物理B . 2008, (
2
): 385 -389 . DOI: 10.1088/1674-1056/17/2/005