Аннотация:
In this paper, we prove the conjecture stating that, on any closed convex surface, the cut locus of a finite set $M$ with more than two points has length at least half the diameter of the surface.
High-end Foreign Experts Recruitment Program of People
G2023003003L
Program for Foreign Experts of Hebei Province
Special Project on Science and Technology Research and Development Platforms of Hebei Province
22567610H
Program for 100 Foreign Experts Plan of Hebei Province
The authors gratefully acknowledge financial support by NSF of China (12271139, 11871192), NSF of Hebei Province (A2023205045), the High-end Foreign Experts Recruitment Program of People's Republic of China (G2023003003L), the Program for Foreign Experts of Hebei Province (2024), the Special Project on Science and Technology Research and Development Platforms of Hebei Province (22567610H), and the Program for 100 Foreign Experts Plan of Hebei Province.
Образец цитирования:
Liping Yuan, T. Zamfirescu, “The length of the cut locus on convex surfaces”, Изв. РАН. Сер. матем., 88:3 (2024), 192–202; Izv. Math., 88:3 (2024), 590–600