Necessary and sufficient condition for the existence of one-point time on an oriented set.

Автор(и)

Ya. I. Grushka Department of Nonlinear analysis, Institute of Mathematics NAS of Ukraine, Kyiv, Ukraine

Oriented sets, changeable sets, time, ordered sets

Grushka Ya.I., Primitive changeable sets and their properties, Mathematical Bulletin of the Shevchenko Scientific Society. 9 (2012), 52–80.

Grushka Ya.I., Draft introduction to abstract kinematics. (Version 2.0), Preprint: ResearchGate, DOI: https://doi.org/10.13140/RG.2.2.28964.27521, 2017.