Abstract
We show that for any set of reals \(X\) there is a \(Y \subseteq X\) such \(X\) and \(Y\) have same Lebesgue outer measure and the distance between any two distinct points in \(Y\) is irrational.
Citation
Ashutosh Kumar. "Avoiding Rational Distances." Real Anal. Exchange 38 (2) 493 - 498, 2012/2013.
Information
Published: 2012/2013
First available in Project Euclid: 27 June 2014
zbMATH: 1295.32020
MathSciNet: MR3261893
Subjects:
Primary:
03E75
Keywords:
Forcing
,
outer measure
Rights: Copyright © 2012 Michigan State University Press