FUNDAMENTALNAYA
I PRIKLADNAYA MATEMATIKA

(FUNDAMENTAL AND APPLIED MATHEMATICS)

2013, VOLUME 18, NUMBER 2, PAGES 167-179

**The Steiner subratio of five points on a plane and four points in
three-dimensional space**

Z. N. Ovsyannikov

Abstract

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The Steiner subratio is a fundamental characteristic of
a metric space, introduced by A. Ivanov and
A. Tuzhilin.
This work tries to estimate this subratio for five-point sets on
a plane and four-point sets in three-dimensional space.

Location: http://mech.math.msu.su/~fpm/eng/k13/k132/k13214h.htm

Last modified: January 7, 2014