Quantcast
Channel: Active questions tagged real-analysis - Mathematics Stack Exchange
Viewing all articles
Browse latest Browse all 8490

Lebesgue's Theorem for monotone functions

$
0
0

The proof is clear to me, but I don't understand how we can conclude the two things highlighted. I think it's something related to Vitali's covering, but I can't understand the reason. Would you be so kind as to explain to me?

enter image description here

enter image description here

enter image description here


Viewing all articles
Browse latest Browse all 8490

Trending Articles



<script src="https://jsc.adskeeper.com/r/s/rssing.com.1596347.js" async> </script>