布罗尔-库普方程(Broer-Kaup equation)是一二元个非线性偏微分方程组:[1]
解析解[编辑]
![{\displaystyle u(x,y,t)=-(1/2)*_{C}4*(2*_{C}3+_{C}2)/(_{C}2*(_{C}3+2*_{C}2))+_{C}2*cot(_{C}1+_{C}2*x+_{C}3*y+_{C}4*t),v(x,t)=-(1/4)*(2*_{C}2^{4}*_{C}3^{3}+10*_{C}2^{5}*_{C}3^{2}+16*_{C}2^{6}*_{C}3+8*_{C}2^{7}-_{C}2*_{C}4^{2}*_{C}3^{2}-_{C}2^{2}*_{C}4^{2}*_{C}3+_{C}2^{3}*_{C}4^{2}+_{C}4^{2}*_{C}3^{3})/(_{C}2^{3}*(_{C}3^{2}+4*_{C}3*_{C}2+4*_{C}2^{2}))+(1/2)*_{C}4*(-_{C}3^{2}+_{C}2^{2})*cot(_{C}1+_{C}2*x+_{C}3*y+_{C}4*t)/(_{C}2*(_{C}3+2*_{C}2))+(-(1/2)*_{C}3*_{C}2-(1/2)*_{C}2^{2})*cot(_{C}1+_{C}2*x+_{C}3*y+_{C}4*t)^{2}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/fee417f8fb3a5d0eb5ee5d6ae8aecfb5e3a533eb)
![{\displaystyle u(x,y,t)=-(1/2)*_{C}4*(2*_{C}3+_{C}2)/(_{C}2*(_{C}3+2*_{C}2))+_{C}2*coth(_{C}1+_{C}2*x+_{C}3*y+_{C}4*t),v(x,t)=(1/4)*(2*_{C}2^{4}*_{C}3^{3}+10*_{C}2^{5}*_{C}3^{2}+16*_{C}2^{6}*_{C}3+8*_{C}2^{7}+_{C}2*_{C}4^{2}*_{C}3^{2}+_{C}2^{2}*_{C}4^{2}*_{C}3-_{C}2^{3}*_{C}4^{2}-_{C}4^{2}*_{C}3^{3})/(_{C}2^{3}*(_{C}3^{2}+4*_{C}3*_{C}2+4*_{C}2^{2}))+(1/2)*_{C}4*(-_{C}3^{2}+_{C}2^{2})*coth(_{C}1+_{C}2*x+_{C}3*y+_{C}4*t)/(_{C}2*(_{C}3+2*_{C}2))+(-(1/2)*_{C}3*_{C}2-(1/2)*_{C}2^{2})*coth(_{C}1+_{C}2*x+_{C}3*y+_{C}4*t)^{2}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/c47511bc32f160020a88bd04df003fb43e68b522)
![{\displaystyle u(x,y,t)=-(1/2)*_{C}4*(2*_{C}3+_{C}2)/(_{C}2*(_{C}3+2*_{C}2))-tan(_{C}1+_{C}2*x+_{C}3*y+_{C}4*t)*_{C}2,v(x,t)=-(1/4)*(2*_{C}2^{4}*_{C}3^{3}+10*_{C}2^{5}*_{C}3^{2}+16*_{C}2^{6}*_{C}3+8*_{C}2^{7}-_{C}2*_{C}4^{2}*_{C}3^{2}-_{C}2^{2}*_{C}4^{2}*_{C}3+_{C}2^{3}*_{C}4^{2}+_{C}4^{2}*_{C}3^{3})/(_{C}2^{3}*(_{C}3^{2}+4*_{C}3*_{C}2+4*_{C}2^{2}))-(1/2)*_{C}4*(-_{C}3^{2}+_{C}2^{2})*tan(_{C}1+_{C}2*x+_{C}3*y+_{C}4*t)/(_{C}2*(_{C}3+2*_{C}2))+(-(1/2)*_{C}3*_{C}2-(1/2)*_{C}2^{2})*tan(_{C}1+_{C}2*x+_{C}3*y+_{C}4*t)^{2}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/87c8e928bf277898b55734f193dd8f45aa528766)
![{\displaystyle u(x,y,t)=-(1/2)*_{C}4*(2*_{C}3+_{C}2)/(_{C}2*(_{C}3+2*_{C}2))+tanh(_{C}1+_{C}2*x+_{C}3*y+_{C}4*t)*_{C}2,v(x,t)=(1/4)*(2*_{C}2^{4}*_{C}3^{3}+10*_{C}2^{5}*_{C}3^{2}+16*_{C}2^{6}*_{C}3+8*_{C}2^{7}+_{C}2*_{C}4^{2}*_{C}3^{2}+_{C}2^{2}*_{C}4^{2}*_{C}3-_{C}2^{3}*_{C}4^{2}-_{C}4^{2}*_{C}3^{3})/(_{C}2^{3}*(_{C}3^{2}+4*_{C}3*_{C}2+4*_{C}2^{2}))+(1/2)*_{C}4*(-_{C}3^{2}+_{C}2^{2})*tanh(_{C}1+_{C}2*x+_{C}3*y+_{C}4*t)/(_{C}2*(_{C}3+2*_{C}2))+(-(1/2)*_{C}3*_{C}2-(1/2)*_{C}2^{2})*tanh(_{C}1+_{C}2*x+_{C}3*y+_{C}4*t)^{2}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/6b4fd9e6368ca49e07f0d713dd220cc99ea49e57)
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行波图[编辑]
布罗尔-库普方程具有亮孤波、暗孤波和扭型孤波。
Broer-Kaup equation traveling wave plot
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Broer-Kaup equation traveling wave plot
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Broer-Kaup equation traveling wave plot
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Broer-Kaup equation traveling wave plot
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Broer-Kaup equation traveling wave plot
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Broer-Kaup equation traveling wave plot
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Broer-Kaup equation traveling wave plot
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Broer-Kaup equation traveling wave plot
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参考文献[编辑]
- ^ 阎振亚著 《复杂非线性波的构造性理论及其应用》 第65页 科学出版社 2007年
- *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
- 李志斌编著 《非线性数学物理方程的行波解》 科学出版社
- 王东明著 《消去法及其应用》 科学出版社 2002
- *何青 王丽芬编著 《Maple 教程》 科学出版社 2010 ISBN 9787030177445
- Graham W. Griffiths William E.Shiesser Traveling Wave Analysis of Partial Differential p135 Equations Academy Press
- Richard H. Enns George C. McCGuire, Nonlinear Physics Birkhauser,1997
- Inna Shingareva, Carlos Lizárraga-Celaya,Solving Nonlinear Partial Differential Equations with Maple Springer.
- Eryk Infeld and George Rowlands,Nonlinear Waves,Solitons and Chaos,Cambridge 2000
- Saber Elaydi,An Introduction to Difference Equationns, Springer 2000
- Dongming Wang, Elimination Practice,Imperial College Press 2004
- David Betounes, Partial Differential Equations for Computational Science: With Maple and Vector Analysis Springer, 1998 ISBN 9780387983004
- George Articolo Partial Differential Equations & Boundary Value Problems with Maple V Academic Press 1998 ISBN 9780120644759