Geodesic
Thomson's configurations in dynamics of two vortices in an annular region
Vestnik Udmurtskogo universiteta. Matematika, mehanika, kompʹûternye nauki, no. 4 (2010), pp. 71-76

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For the system of two point vortices in anulus the Hamiltonian is expressed in terms of elliptic functions. The stability of the Thomson configuration is studied.
Mots-clés : point vortex, Thomson configuration
Keywords: elliptic functions, stability. 
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     author = {N. N. Erdakova},
     title = {Thomson's configurations in dynamics of two vortices in an annular region},
     journal = {Vestnik Udmurtskogo universiteta. Matematika, mehanika, kompʹ\^uternye nauki},
     pages = {71--76},
     publisher = {mathdoc},
     number = {4},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VUU_2010_4_a7/}
}
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N. N. Erdakova. Thomson's configurations in dynamics of two vortices in an annular region. Vestnik Udmurtskogo universiteta. Matematika, mehanika, kompʹûternye nauki, no. 4 (2010), pp. 71-76. http://geodesic.mathdoc.fr/item/VUU_2010_4_a7/