Conformal invariance of Mei symmetry and conserved quantities of Lagrange equation of thin elastic rod

2015 ◽  
Vol 83 (4) ◽  
pp. 1815-1822 ◽  
Author(s):  
Peng Wang ◽  
Yun Xue
2012 ◽  
Vol 21 (7) ◽  
pp. 070203 ◽  
Author(s):  
Peng Wang ◽  
Yun Xue ◽  
Yu-Lu Liu

2014 ◽  
Vol 684 ◽  
pp. 94-99
Author(s):  
Jia Le Qu ◽  
Yun Xue ◽  
Xi Ying Qian

Conservedquantities of a growing elastic roddynamics are studied on the basis of Lagrange equation. Several of conserved quantities and their condition of existencearederived, which expanded the concept of conversation from the time to the space, i.e. arc coordinate.Lagrange equation is applied to analyzed energy integral and cyclic integral. First integrals are of practical significance in both theoretical and numerical analysis for a growing elastic rod dynamics.


2009 ◽  
Vol 58 (11) ◽  
pp. 7426
Author(s):  
Cui Jian-Xin ◽  
Gao Hai-Bo ◽  
Hong Wen-Xue

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