Geodesic
Singular solutions of the equation $\Box\varphi+(m^2/2)\exp\varphi=0$ and dynamics of singularities
Teoretičeskaâ i matematičeskaâ fizika, Tome 40 (1979) no. 2, pp. 221-234 Cet article a éte moissonné depuis la source Math-Net.Ru

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Solutions of the Liouville equation with singularities are studied. The solutions are interpreted geometrically and their topological invariants found. Dynamical systems describing the motion of singularities are considered. Some simple examples are described in detail. 
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     title = {Singular solutions of the equation $\Box\varphi+(m^2/2)\exp\varphi=0$ and dynamics of singularities},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
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G. P. Jorjadze; A. K. Pogrebkov; M. K. Polivanov. Singular solutions of the equation $\Box\varphi+(m^2/2)\exp\varphi=0$ and dynamics of singularities. Teoretičeskaâ i matematičeskaâ fizika, Tome 40 (1979) no. 2, pp. 221-234. http://geodesic.mathdoc.fr/item/TMF_1979_40_2_a4/

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