In this paper, geometric properties of spacelike curves on a timelike surface in Lorentz-Minkowski 3-space are investigated by applying the singularity theory of smooth functions from the contact viewpoint.
@article{bwmeta1.element.doi-10_1515_math-2016-0072, author = {Liang Chen}, title = {Singularities of lightcone pedals of spacelike curves in Lorentz-Minkowski 3-space}, journal = {Open Mathematics}, volume = {14}, year = {2016}, pages = {889-896}, zbl = {1355.53011}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.doi-10_1515_math-2016-0072} }
Liang Chen. Singularities of lightcone pedals of spacelike curves in Lorentz-Minkowski 3-space. Open Mathematics, Tome 14 (2016) pp. 889-896. http://gdmltest.u-ga.fr/item/bwmeta1.element.doi-10_1515_math-2016-0072/