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五阶KdV方程

维基百科,自由的百科全书

五阶KdV方程(Fifth order KdV equation)是一个非线性偏微分方程,简称fKdV方程[1]

解析解

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解析失败 (转换错误。服务器(“https://wikimedia.org/api/rest_”)报告:“Cannot get mml. upstream request timeout”): {\displaystyle u(x,t)=_{C}5-(3*(-4*_{C}3^{2}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*\beta ^{2}*_{C}5^{2}-8*_{C}3^{2}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*\gamma ^{2}*_{C}5^{2}-(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*\beta *_{C}5^{3}*\alpha -(3/2)*\gamma *(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*_{C}5^{3}*\alpha +(1/4)*\gamma *(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*_{C}5^{3}*\beta ^{2}/\delta +(2/5)*\gamma ^{2}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*_{C}5^{3}*\beta /\delta -\beta ^{2}*_{C}5^{4}*\alpha +4800*_{C}3^{6}*\beta *\delta ^{2}*_{C}5-160*_{C}3^{4}*\beta ^{2}*_{C}5^{2}*\delta -800*\delta ^{2}*\alpha *_{C}3^{4}*_{C}5^{2}+16*\gamma ^{2}*_{C}5^{3}*\beta *_{C}3^{2}-320*\gamma ^{2}*_{C}3^{4}*_{C}5^{2}*\delta +7200*\gamma *_{C}3^{6}*\delta ^{2}*_{C}5+10*\gamma *\beta ^{2}*_{C}5^{3}*_{C}3^{2}-3*\gamma *_{C}5^{4}*\beta *\alpha -48000*_{C}3^{8}*\delta ^{3}+2*\beta ^{3}*_{C}5^{3}*_{C}3^{2}+8*\gamma ^{3}*_{C}5^{3}*_{C}3^{2}-2*\gamma ^{2}*_{C}5^{4}*\alpha +10*_{C}5^{4}*\delta *\alpha ^{2}+20*\gamma *_{C}5^{3}*\delta *\alpha *_{C}3^{2}-480*\gamma *_{C}3^{4}*_{C}5^{2}*\beta *\delta -12*\gamma *_{C}3^{2}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*_{C}5^{2}*\beta +40*_{C}3^{2}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*\delta *\alpha *_{C}5^{2}+120*_{C}3^{4}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*\delta *\gamma *_{C}5+120*_{C}3^{4}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*\delta *\beta *_{C}5-1200*_{C}3^{6}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*\delta ^{2}+40*_{C}5^{3}*\delta *\alpha *\beta *_{C}3^{2}+(1/20)*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*\beta ^{3}*_{C}5^{3}/\delta +(1/5)*\gamma ^{3}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*_{C}5^{3}/\delta ))*JacobiSN(_{C}2+_{C}3*x+(1/25)*_{C}3*(3*_{C}3^{2}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*_{C}5*\beta *\gamma +45*_{C}3^{2}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*\delta *_{C}5*\alpha +(1/2*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2})))*\alpha *_{C}5^{2}*\beta -150*_{C}3^{4}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*\delta *\beta -9*_{C}3^{2}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*\gamma ^{2}*_{C}5-(9/4*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2})))*\gamma *\alpha *_{C}5^{2}+90*_{C}3^{4}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*\delta *\gamma +(1/20)*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*_{C}5^{2}*\beta *\gamma ^{2}/\delta -(1/20)*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*_{C}5^{2}*\beta ^{2}*\gamma /\delta +(3/10)*\gamma ^{3}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*_{C}5^{2}/\delta +420*_{C}3^{4}*\delta *_{C}5*\beta *\gamma +3600*_{C}3^{6}*\delta ^{2}*\gamma +300*_{C}3^{4}*\delta *_{C}5*\beta ^{2}-6000*_{C}3^{6}*\delta ^{2}*\beta +2*_{C}5^{2}*\beta *\gamma ^{2}*_{C}3^{2}-2*_{C}5^{2}*\beta ^{2}*\gamma *_{C}3^{2}+_{C}5^{3}*\beta *\gamma *\alpha -130*_{C}5^{2}*\delta *\alpha *\beta *_{C}3^{2}+15*_{C}5^{3}*\delta *\alpha ^{2}+12*\gamma ^{3}*_{C}5^{2}*_{C}3^{2}-3*\gamma ^{2}*_{C}5^{3}*\alpha -360*_{C}3^{4}*\gamma ^{2}*\delta *_{C}5)*t/(\delta *(-\alpha *_{C}5+2*\gamma *_{C}3^{2}+(1/20)*\gamma *(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))/\delta )),(1/20)*{\sqrt {(}}10)*{\sqrt {(}}(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))/\delta )/_{C}3)^{2}/(60*_{C}3^{4}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*\delta *\beta -6*_{C}3^{2}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*\gamma ^{2}*_{C}5+60*_{C}3^{4}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*\delta *\gamma -3*_{C}3^{2}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*_{C}5*\beta ^{2}-(3/2*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2})))*\gamma *\alpha *_{C}5^{2}-(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*\alpha *_{C}5^{2}*\beta +(1/20)*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*\beta ^{3}*_{C}5^{2}/\delta -120*_{C}3^{4}*\delta *_{C}5*\beta ^{2}+10*_{C}5^{2}*\beta ^{2}*\gamma *_{C}3^{2}+16*_{C}5^{2}*\beta *\gamma ^{2}*_{C}3^{2}-240*_{C}3^{4}*\gamma ^{2}*\delta *_{C}5-3*_{C}5^{3}*\beta *\gamma *\alpha -\beta ^{2}*_{C}5^{3}*\alpha +2400*_{C}3^{6}*\delta ^{2}*\beta +2400*_{C}3^{6}*\delta ^{2}*\gamma +10*_{C}5^{3}*\delta *\alpha ^{2}+8*\gamma ^{3}*_{C}5^{2}*_{C}3^{2}-2*\gamma ^{2}*_{C}5^{3}*\alpha +2*\beta ^{3}*_{C}5^{2}*_{C}3^{2}-360*_{C}3^{4}*\delta *_{C}5*\beta *\gamma +20*_{C}5^{2}*\delta *\alpha *\beta *_{C}3^{2}+(2/5)*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*_{C}5^{2}*\beta *\gamma ^{2}/\delta +(1/4)*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*_{C}5^{2}*\beta ^{2}*\gamma /\delta -9*_{C}3^{2}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*_{C}5*\beta *\gamma +30*_{C}3^{2}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*\delta *_{C}5*\alpha +(1/5)*\gamma ^{3}*(2*\gamma *_{C}5+_{C}5*\beta -40*\delta *_{C}3^{2}+{\sqrt {(}}4*\gamma ^{2}*_{C}5^{2}+4*\gamma *_{C}5^{2}*\beta +_{C}5^{2}*\beta ^{2}-40*\delta *\alpha *_{C}5^{2}))*_{C}5^{2}/\delta )}

行波图

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General Fifth order KdV equation traveling wave plot
General Fifth order KdV equation traveling wave plot
General Fifth order KdV equation traveling wave plot
General Fifth order KdV equation traveling wave plot
General Fifth order KdV equation traveling wave plot
General Fifth order KdV equation traveling wave plot
General Fifth order KdV equation traveling wave plot
General Fifth order KdV equation traveling wave plot
General Fifth order KdV equation traveling wave plot
General Fifth order KdV equation traveling wave plot
General Fifth order KdV equation traveling wave plot
General Fifth order KdV equation traveling wave plot
General Fifth order KdV equation traveling wave plot
General Fifth order KdV equation traveling wave plot
General Fifth order KdV equation traveling wave plot
General Fifth order KdV equation traveling wave plot
General Fifth order KdV equation traveling wave plot
General Fifth order KdV equation traveling wave plot
General Fifth order KdV equation traveling wave plot
General Fifth order KdV equation traveling wave plot

参考文献

[编辑]
  1. ^ Andrei D. Polyanin,Valentin F. Zaitsev, HANDBOOK OF NONLINEAR PARTIAL DIFFERENTIAL EQUATIONS, SECOND EDITION p1034 CRC PRESS
  1. *谷超豪 《孤立子理论中的达布变换及其几何应用》 上海科学技术出版社
  2. *阎振亚著 《复杂非线性波的构造性理论及其应用》 科学出版社 2007年
  3. 李志斌编著 《非线性数学物理方程的行波解》 科学出版社
  4. 王东明著 《消去法及其应用》 科学出版社 2002
  5. *何青 王丽芬编著 《Maple 教程》 科学出版社 2010 ISBN 9787030177445
  6. Graham W. Griffiths William E.Shiesser Traveling Wave Analysis of Partial Differential p135 Equations Academy Press
  7. Richard H. Enns George C. McCGuire, Nonlinear Physics Birkhauser,1997
  8. Inna Shingareva, Carlos Lizárraga-Celaya,Solving Nonlinear Partial Differential Equations with Maple Springer.
  9. Eryk Infeld and George Rowlands,Nonlinear Waves,Solitons and Chaos,Cambridge 2000
  10. Saber Elaydi,An Introduction to Difference Equationns, Springer 2000
  11. Dongming Wang, Elimination Practice,Imperial College Press 2004
  12. David Betounes, Partial Differential Equations for Computational Science: With Maple and Vector Analysis Springer, 1998 ISBN 9780387983004
  13. George Articolo Partial Differential Equations & Boundary Value Problems with Maple V Academic Press 1998 ISBN 9780120644759