If N is of null Lebesgue measure. Can we find a Borel set B of null measure such that N is entirely contained in B?(adsbygoogle = window.adsbygoogle || []).push({});

**Physics Forums | Science Articles, Homework Help, Discussion**

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Homework Help: Simple question about Lebesgue and Borel sigma algebra

**Physics Forums | Science Articles, Homework Help, Discussion**