J. Korean Math. Soc. 2008; 45(1): 41-61
Printed January 1, 2008
Copyright © The Korean Mathematical Society.
Joonsang Park
Dongguk University
We study Lorentzian surfaces with the constant Gaussian curvatures or the constant mean curvatures in the 3-dimensional Lorentzian space and their transformations. Such surfaces are associated to the Lorentzian Grassmannian systems and some transformations on such surfaces are given by dressing actions on those systems.
Keywords: spacelike surface, timelike surface, Gaussian curvature, mean curvature,(elliptic) sine-Gordon, (hyperbolic) sinh-Gordon, Grassmannian system
MSC numbers: 57N35
2017; 54(3): 999-1013
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