A new brachistochrone problem of the motion of a material point on a transcendental surface between two given points in a vertical uniform field of gravity is considered. The surface is a cut horizontal cylinder whose directrix is a cycloid, and generatrix is straight lines parallel to the horizontal axis. Energy dissipation is neglected. A time functional is obtained and a differential equation is derived for a single parameter that describes the form of brachistochrons in the problem. Spatial parametric equations of the brachistochronic motion of a material point on a surface are obtained. The fast response time is determined.
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Translated from Prikladnaya Mekhanika, Vol. 56, No. 3, pp. 112–1213, May–June 2020.
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Legeza, V.P. Brachistochronic Motion of a Material Point on a Transcendental Surface. Int Appl Mech 56, 358–366 (2020). https://doi.org/10.1007/s10778-020-01019-5
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DOI: https://doi.org/10.1007/s10778-020-01019-5