Igumnov A.Yu. On tetrahedron systems satisfying delone of empty ball condition

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Igumnov Alexandr Yurievich
 
Candidate of Physics and Mathematics, Associate Professor, Chair of Computer Science and Experimental Mathematics, Volgograd State University
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Prospect Universitetsky, 100, 400062 Volgograd, Russian Federation

Abstract. Criterion of emptiness ball condition for tetrahedrons systems that have not common interior points is prooved. Sufficient sign of the condition preservation byliptshits mappings of the systems is prooved.

Key words: tetrahedron, empty ball, net, lattice, quasiisometriques images.

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On tetrahedron systems satisfying Delone of empty ball condition by Igumnov A.Yu. is licensed under a Creative Commons Attribution 4.0 International License.

Citation in English: Science Journal of Volgograd State University. Mathematics. Physics. №2 (15) 2011 pp. 22-32

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