In this Letter, by means of the matrix Lax representations for two Blaszak-Marciniak three-field lattice hierarchies, we demonstrate the existence of infinitely many conservation laws for the two lattice hierarchies and give the corresponding conserved density and the associated flux formulaically. (C) 2002 Elsevier Science B.V. All rights reserved.
机构:
E China Normal Univ, Shanghai Key Lab Trustworthy Comp, Shanghai 200062, Peoples R ChinaE China Normal Univ, Shanghai Key Lab Trustworthy Comp, Shanghai 200062, Peoples R China
Wang Xin
Chen Yong
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机构:
E China Normal Univ, Shanghai Key Lab Trustworthy Comp, Shanghai 200062, Peoples R ChinaE China Normal Univ, Shanghai Key Lab Trustworthy Comp, Shanghai 200062, Peoples R China
Chen Yong
Dong Zhong-Zhou
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Henan Polytech Univ, Sch Math & Informat Sci, Jiaozuo 454003, Peoples R ChinaE China Normal Univ, Shanghai Key Lab Trustworthy Comp, Shanghai 200062, Peoples R China
机构:
Shanghai Key Laboratory of Trustworthy Computing, East China Normal UniversityShanghai Key Laboratory of Trustworthy Computing, East China Normal University