Abstract
In this paper the helicoidal surfaces in the 3-dimensional Lorentz-Minkowski space are classified under the condition $\Delta^{III}r=Ar$, where $Ar$, is a real $3 \times 3$ matrix and $\Delta^{III}$ is the Laplace operator with respect to the third fundamental form.
Citation
Mohammed Bekkar. Bendehiba Senoussi. "Helicoidal surfaces in the 3-dimensional Lorentz-Minkowski space $E^3_1$ satisfying $\Delta^{III}r=Ar$." Tsukuba J. Math. 37 (2) 339 - 353, December 2013. https://doi.org/10.21099/tkbjm/1389972033
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