Extra footage... first video is at: https://www.youtube.com/watch?v=Y30VF3cSIYQ Featuring Simon Pampena (@mathemaniac). More links below.... More Simon videos: http://bit.ly/Pampena_Videos Zvezda videos: http://bit.ly/zvezda_videos Question 6 from the IMO in 1988, held in Australia. International Mathematical Olympiad (includes links to all previous Olympiad results and papers): https://www.imo-official.org/ Wikipedia on Vieta Jumping: https://en.wikipedia.org/wiki/Vieta_jumping (includes some stuff on Question 6) Answer on the Art of Problem Solving: http://bit.ly/2bv85ZQ Another paper on the problem: http://bit.ly/2bexvsR The Great Courses Plus sponsored part one of this video. Check them out at: http://ow.ly/7Hh2302dIFt Simon Pampena: https://twitter.com/mathemaniac NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: http://www.facebook.com/numberphile Numberphile tweets: https://twitter.com/numberphile Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile Videos by Brady Haran Support us on Patreon: http://www.patreon.com/numberphile Brady's videos subreddit: http://www.reddit.com/r/BradyHaran/ A run-down of Brady's channels: http://www.bradyharan.com/ Sign up for (occasional) emails: http://eepurl.com/YdjL9