Students In China: Solve A Math Problem For Internet Access!

A calculus problem went viral! Some major websites are reporting that students at a university in China had to solve this for the WiFi password in a dining hall. This is actually a pretty fun calculus problem. Watch the video for its solution! Sources tech.ifeng.com/a/20180907/45156013_0.shtml www.dailymail.co.uk/news/article-6142997/Chinese-u… www.cnet.com/news/wi-fi-access-only-granted-to-stu… en.wikipedia.org/wiki/Zu_Chongzhi www.ict4us.com/r.kuijt/en_pi_onthouden.htm My blog post for this video wp.me/p6aMk-87b Subscribe: youtube.com/user/MindYourDecisions?sub_confirmatio… Playlist to watch all videos on MindYourDecisions:    • Uploads from MindYourDecisions   This is the only channel to feature math topics suggested by people around the world. Support the channel on Patreon so we can share the beauty of mathematics and make the world a better place: www.patreon.com/mindyourdecisions If you buy from the links below I may receive a commission for sales. This has no effect on the price for you. My Books "The Joy of Game Theory" shows how you can use math to out-think your competition. (rated 3.9/5 stars on 35 reviews) amzn.to/1uQvA20 "The Irrationality Illusion: How To Make Smart Decisions And Overcome Bias" is a handbook that explains the many ways we are biased about decision-making and offers techniques to make smart decisions. (rated 4.6/5 stars on 3 reviews) amzn.to/1o3FaAg "Math Puzzles Volume 1" features classic brain teasers and riddles with complete solutions for problems in counting, geometry, probability, and game theory. Volume 1 is rated 4.4/5 stars on 13 reviews. amzn.to/1GhUUSH "Math Puzzles Volume 2" is a sequel book with more great problems. (rated 4.5/5 stars on 6 reviews) amzn.to/1NKbyCs "Math Puzzles Volume 3" is the third in the series. (rated 4/5 stars on 6 reviews) amzn.to/1NKbGlp "40 Paradoxes in Logic, Probability, and Game Theory" contains thought-provoking and counter-intuitive results. (rated 4.4/5 stars on 13 reviews) amzn.to/1LOCI4U "The Best Mental Math Tricks" teaches how you can look like a math genius by solving problems in your head (rated 4.8/5 stars on 5 reviews) amzn.to/18maAdo "Multiply Numbers By Drawing Lines" This book is a reference guide for my video that has over 1 million views on a geometric method to multiply numbers. (rated 4.3/5 stars on 6 reviews) amzn.to/XRm7M4 Connect with me My Blog: mindyourdecisions.com/blog/ Twitter: twitter.com/preshtalwalkar Facebook: www.facebook.com/pages/Mind-Your-Decisions/1684467… Google+: plus.google.com/108336608566588374147/posts Pinterest: www.pinterest.com/preshtalwalkar/ Tumblr: preshtalwalkar.tumblr.com/ Instagram: instagram.com/preshtalwalkar/ Patreon: www.patreon.com/mindyourdecisions Newsletter (sent only for big news, like a new book release): eepurl.com/KvS0r

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