Potpourri

A somewhat-shortened week and another list of links:

1)  Couple of Presh Talwalkar video problems from the week:
https://www.youtube.com/watch?v=6pHgFqWSgWs
http://tinyurl.com/ps5yfee

and here, Presh's explanation of "ultimate tic-tac-toe":
https://www.youtube.com/watch?v=37PC0bGMiTI

2)  The interesting story of a mathematician who found a "massive net security hole" in email from a Google domain:
http://www.wired.com/2012/10/dkim-vulnerability-widespread/all/

3)  Cathy O'Neil explains Andrew Gelman (p-values):
http://mathbabe.org/2014/11/24/p-values-and-power-in-statistical-tests/

4)  Interesting piece re: RSA encryption:
http://motherboard.vice.com/read/a-love-letter-to-the-original-algorithm?utm_source=mbtwitter

5)  Physicist Sean Carroll was thankful for Fourier transforms this Thanksgiving:
http://www.preposterousuniverse.com/blog/2014/11/27/thanksgiving-9/

6)  Meanwhile, algorithms going awry:
http://tinyurl.com/kazfhk2

7)  And once again, visit MikesMathPage for any number of weekly offerings:
http://mikesmathpage.wordpress.com/