Notes Link: https://github.com/premdhadkar/UPSC-Podcast-Mathematics-/blob/master/Notes/Set-1%20Real%20Number%20System.pdf
Download the notes and keep it handy while watching the podcast. This podcast will help you to go through the notes from a very high level. But after completing this podcast, you should again refer to the notes thoroughly and this time read and understand every line of the notes.
