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Pohlmeyer-Lund-Regge Equation


The system of partial differential equations

 u_(xx)-u_(yy)+/-sinucosu+(cosu)/(sin^3u)(v_x^2-v_y^2)=0 
(v_xcot^2u)_x=(v_ycot^2u)_y.

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References

Calogero, F. and Degasperis, A. Spectral Transform and Solitons: Tools to Solve and Investigate Nonlinear Evolution Equations. New York: North-Holland, p. 61, 1982.Zwillinger, D. Handbook of Differential Equations, 3rd ed. Boston, MA: Academic Press, p. 139, 1997.

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Pohlmeyer-Lund-Regge Equation

Cite this as:

Weisstein, Eric W. "Pohlmeyer-Lund-Regge Equation." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Pohlmeyer-Lund-ReggeEquation.html

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